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April 8, 2022 NHTSA CAMPAIGN NUMBER: 22V231000
Unsecured Ground Connection Bolt
An overheated electrical cable can increase the risk of a fire.
NHTSA Campaign Number: 22V231
Manufacturer Mercedes-Benz USA, LLC
Components ELECTRICAL SYSTEM
Potential Number of Units Affected 21,306
Summary
Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2020-2022 GLE450, GLS450, 2021-2022 AMG GLE53, 2020-2021 GLE580, GLS580, 2021 AMG GLE63, Maybach
GLS600 and AMG GLS63 vehicles. A ground cable bolt for the 48V ground connection under the front passenger seat may not be secured properly, which can cause the electrical cable to overheat.
Remedy
Dealers will inspect and tighten the ground cable bolt, as necessary, free of charge. Owner notification letters were mailed July 8, 2022. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA’s number for this recall is 2022040017.
Notes
Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1-888-327-4236 (TTY 1-800-424-9153), or go to www.nhtsa.gov.
Check if your Mercedes-Benz has a Recall
June 10, 2022
2022040017
Check 48V Ground Connection
This is to notify you of a new Recall Campaign to check the 48V ground connection on 21,306 Model Year (“MY”) 2020-2022 GLE-Class and GLS-Class (167 platform) vehicles. The recall campaign will be visible on the www.safercar.gov website and may generate questions from customers. Affected VINs will be flagged in VMI as “PENDING” on April 15, 2022.
Issue
Mercedes-Benz AG (“MBAG”), the manufacturer of Mercedes-Benz
vehicles, has determined that on certain Model Year (“MY”) 2020-2022 GLE-Class and GLS-Class (167 platform) vehicles, the 48V ground connection located under the front passenger seat might not be tightened to the specified torque. In this case, the ground cable lug might not be correctly secured. Subsequently, the electrical resistance at the connection might increase. In combination with the high electrical currents potentially flowing through this connection, the temperature in this area might increase. As a consequence, a risk of fire cannot be ruled out. When the issue occurs, warning messages are displayed in the instrument cluster relating to the 48V onboard power supply.
What We’re Doing
MBUSA will conduct a voluntary recall. An authorized Mercedes-Benz dealer will inspect the ground connection torque on the affected vehicles and correct it, if necessary.
Parts
The remedy is available and can be performed. Please note that the estimated replacement rate is 3%. Parts should only be ordered in the event a replacement is required.
Check threaded connection of electrical wiring harness of 48 V on-board electrical system battery to body, replace wiring harness if necessary
Check/test procedure
1. Release right front seat and tilt forward.
The front seat remains in the vehicle with connected wiring harness.
For basic data, see AR91.10-P-1000ME.
2. Remove trim from right rear entrance.
For basic data, see AR68.30-P-4100ME.
3. Loosen trim at right front entrance in area of lower right B-pillar trim.
For basic data, see AR68.30-P-4100ME.
4. Remove trim of lower right B-pillar.
For basic data, see AR68.30-P-4700ME.
The upper B-pillar trim is only loosened and remains in the vehicle with connected lines.
5. Expose right rear floor covering to the extent that the “W106/1” ground point is accessible for the electrical wiring harness of the 48 V on-board electrical system battery (Figure 1).
For basic data, see AR68.80-P-0003ME.
6. Disconnect ground line from 12 V on-board electrical system battery.
For basic data, see AR54.10-P-0003ME.
7. Disconnect and check threaded connection of the electrical wiring harness of 48 V on-board electrical system battery of “W106/1” ground point on the body (Figures 1 and 2).
Ensure there are no traces of thermal overload, arching, or scaling.
Figure 2 is showing an image that is not OK!
a. If traces of debris/arching are present on the wiring harness to “W106/1” ground point: : Carry out work procedures A and B.
b. If traces of debris/arching are not present on the wiring harness to “W106/1” ground point: Carry out work procedure B.
Work procedure A
1. Replace the electrical wiring harness from the “W106/1” ground point to 48 V on-board electrical system battery.
Thoroughly clean area of debris/arching traces.
If the ground bolt also shows signs of arching or damage, the ground bolt must be replaced.
If traces of arching or damage are present at the surrounding component parts, such as the floor covering, these component parts must be replaced.
Work procedure B
- Connect electrical wiring harness of the 48 V on-board electrical system battery to “W106/1″ ground point. Torque of the electrical wiring harness”W106/1” ground point threaded connection 16!
During installation of the electrical wiring harness to the “W106/1” ground point, a clean contact surface of the cable lug from the electrical wiring harness and the “W106/1” ground point shall be ensured.
2. Assemble in reverse order.
3. Connect XENTRY Diagnosis.
4. Erase fault memory.
5. Disconnect XENTRY Diagnosis.
Primary Parts Information
Qty. | Part Name | Part Number |
As required (1) | Wiring harness | A 167 540 19 08 |
Chronology :
In late January 2021, MBAG launched initial investigations based on individual field reports from outside the US describing instances in which customers allegedly experienced the subject condition outlined above.
Although only isolated cases were known from the field at that point in time, potentials for improvement of the ground connection series bolting process were identified during these investigations and implemented accordingly.
In February 2021, one case was reported from the US.
In April 2021, a plant action to address potentially affected vehicles was launched.
However, in May 2021, further detailed investigations to identify whether a systematic failure mechanism existed for the known cases were started. While these investigations were ongoing, a further case from outside the US was reported affecting a vehicle that was produced after the mentioned improvements had been implemented in the series production process. Accordingly, analyses regarding the root cause were restarted anew.
In October 2021, these analyses indicated an influence from the vehicle rework process, which was improved accordingly. Subsequently, vehicles potentially affected from this issue due to a rework on the subject bolt connection were identified.
In parallel and through January 2022, MBAG evaluated potential consequences of the untightening of the 48V ground connection in the affected vehicles. In February- March 2022, MBAG reviewed all reported field complaints and validated that the reported claims regarding the ground connection were caused by insufficient torque at the grounding bolt.
MBAG has not received any reports of crashes, injuries, or property damage, associated with this issue.
However, on April 1, 2022, MBAG determined that a potential safety risk cannot be ruled out and decided to conduct a recall.
15 Affected Products
Vehicles
MAKE | MODEL | YEAR |
MERCEDES-BENZ![]() | AMG GLE53 | 2021-2022 |
MERCEDES-BENZ![]() | AMG GLE63 | 2021 |
MERCEDES-BENZ![]() | AMG GLS63 | 2021 |
MERCEDES-BENZ![]() | GLE450 | 2020-2022 |
MERCEDES-BENZ![]() | GLE580 | 2020-2021 |
MERCEDES-BENZ![]() | GLS450 | 2020-2022 |
MERCEDES-BENZ![]() | GLS580 | 2020-2021 |
MERCEDES-BENZ![]() | MAYBACH![]() | 2021 |
12 Associated Documents
Recall Acknowledgement
RCAK-22V231-6348.pdf 651.401KB
Defect Notice 573 Report
RCLRPT-22V231-5722.PDF 220.881KB
Manufacturer Notices(to Dealers,etc)
RCMN-22V231-6545.pdf 140.129KB
Recall 573 Report – June 2, 2022
RCLRPT-22V231-7623.PDF 220.919KB
Interim Owner Notification Letter(Part 577)
RIONL-22V231-8843.pdf 291.174KB
Remedy Instructions and TSB
RCRIT-22V231-1563.pdf 414.41KB
Recall 573 Report – June 10, 2022
RCLRPT-22V231-5169.PDF 220.906KB
Manufacturer Notices(to Dealers,etc)
RCMN-22V231-6075.pdf 512.885KB
ISSUED Owner Notification Letter(Part 577)
RCONL-22V231-1909.pdf 442.889KB
Recall 573 Report – July 8 ,2022
RCLRPT-22V231-3424.PDF 220.921KB
Recall Quarterly Report #1, 2022-3
RCLQRT-22V231-3115.PDF 211.137KB
Recall Quarterly Report #2, 2022-4
RCLQRT-22V231-3943.PDF 211.24KB
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SEOCONTENT-START
Recall Campaign – Initial Notification
Mercedes-Benz USA, LLC A Mercedes-Benz Group AG Company One Mercedes-Benz Drive Sandy Springs, GA 30328 770.705.0600 News Channel Update | Vehicle Compliance & Analysis PUBLIC IMPORTANT RECALL CAMPAIGN INFORMATION Please see the attached documents related to the campaign listed above. Please note that all customer inquiries should be directed to the Customer Assistance Center at 1-800-FOR-MERCEDES. Sincerely, Gregory Gunther Department Manager, Vehicle Compliance & Analysis TO: Mercedes-Benz Dealer Principals, General Managers, Sales Managers, Service Managers, Parts Managers FROM: Gregory Gunther, Department Manager, Vehicle Compliance and Analysis, Engineering Services RE: Recall Campaign – Initial Notification Check the 48V Ground Connection MY20-22 GLE-Class and GLS-Class (167 platform) DATE: April 15, 2022 Mercedes-Benz USA, LLC A Mercedes-Benz Group AG Com pany One Mercedes-Benz Drive Sandy Springs, GA 30328 770.705.0600 News Channel Update | Vehicle Compliance & Analysis PUBLIC Recall Campaign Initial Notification April 15, 2022 Campaign No. : NHTSA ID Campaign Desc. : Check the 48V Ground Connection TBA 22V231 22P2197510 This is to notify you of a new Recall Campaign to check the 48V ground connection on 21,306 Model Year (“MY”) 2020-2022 GLE-Class and GLS-Class (167 platform) vehicles. The recall campaign will be visible on the www.safercar.gov website and may generate questions from customers. Affected VINs will be flagged in VMI as “PENDING” on April 15, 2022. Background Issue Mercedes-Benz AG (“MBAG”), the manufacturer of Mercedes-Benz vehicles, has determined that on certain Model Year (“MY”) 2020-2022 GLE-Class and GLS-Class (167 platform) vehicles, the 48V ground connection located under the front passenger seat might not be tightened to the specified torque. In this case, the ground cable lug might not be correctly secured. Subsequently, the electrical resistance at the connection might increase. In combination with the high electrical currents potentially flowing through this connection, the temperature in this area might increase. As a consequence, a risk of fire cannot be ruled out. When the issue occurs, warning messages are displayed in the instrument cluster relating to the 48V onboard power supply. What We’re Doing MBUSA will conduct a voluntary recall. An authorized Mercedes-Benz dealer will inspect the ground connection torque on the affected vehicles and correct it, if necessary. Parts Remedy is not available at this time. Vehicles Affected Vehicle Model Year(s) 2020-2022 Vehicle Model GLE-Class and GLS-Class Vehicle Populations Total Recall Population 21,306 Total Vehicles in Dealer Inventory 9 Given this notice, it is a violation of Federal law for a dealer to sell or lease any new MY20-22 GLE-Class and GLS-Class vehicles in dealer inventory covered by this notification until the vehicle has been repaired. Once the remedy is available, the vehicles will be flagged as “OPEN” and Work Instructions will be available in Xentry. Once the repair is complete, the vehicle may be sold or leased. Loaner and demonstrator vehicles may continue to be driven, but must not be retailed until repaired. As a matter of normal service process, please check for other repair measures which might be applicable to the vehicle(s). Additionally, given this notice, it is a violation of Federal Law for car rental companies to rent new MY20-22 GLE-Class and GLS-Class vehicles covered by this notification until the vehicle has been repaired. Next Steps/Notes Customer Notification Timeline Customer letters will be mailed after the remedy becomes available. AOMS/SOMS AOMs – This recall may generate questions from your dealers. Please forward this notice to your dealers ASAP. Rental Fleet Partners This recall may affect vehicles in your fleet. Please contact your respective MBUSA fleet representative for further information and next steps. For repairs, please contact your preferred MBUSA dealer. While we regret any inconvenience this may cause, MBUSA is determined to maintain a high level of vehicle quality and customer satisfaction. Please refer all customer inquiries to the Customer Assistance Center at 1-800-FOR-MERCEDES.
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June, 2022 Dear Mercedes-Benz Owner, IMPORTANT SAFETY RECALL This INTERIM notice applies to your vehicle, Check the 48V Ground Connection NHTSA Recall #22V231 Mercedes-Benz USA, LLC This not ice is sent to you in accordance with t he requirements of the National Traffic and Motor Vehicle Safety Act. Mercedes-Benz AG (“MBAG”), the manufacturer of Mercedes-Benz vehicles, has decided that a defect which relates to motor vehicle safety exists in certain Model Year (“MY”) 2020-2022 GLE-Class and GLS-Class vehicles. Our records indicate that your vehicle is included in the affected population of vehicles. What is the Concern? In certain MY 2020-2022 GLE-Class and GLS-Class vehicles, the 48V ground connection located under the front passenger seat might not be correctly secured. The electrical resistance at the connection might increase, which could increase the risk of a fire. When the issue occurs, warning messages are displayed in the instrument cluster relating to the 48V onboard power supply. An authorized Mercedes-Benz dealer will inspect the ground connection torque on the affected vehicles and replace the wiring harness as necessary. Unfortunately, the parts to remedy this are not yet available. We are working to obtain the necessary parts to correct this condition as quickly as possible. When the parts become available, we will send you another letter asking you to take your vehicle to an authorized Mercedes-Benz dealer to have the recall completed free of charge. Should you have any concerns or questions regarding your vehicle before you receive the next recall letter when the parts are available, please contact an authorized Mercedes-Benz dealer. If for any reason a dealer is unable to remedy your sit uat ion, we are always happy to hear from you. Please contact us at 1-800-367-6372. A vehicle identification number (VIN}-based recall lookup tool on our MBUSA.com website offers a search function t hat will indicate whether a vehicle has been subject to a safety recall, and whether that vehicle has had t he free remedy performed. Please visit www.MBUSA.com/recall. If you are no longer the vehicle owner, or have a change of address, please complete the reverse side of t his letter and return the complete letter in t he enclosed envelope. If this is a leased vehicle and the lessor and registered owner receive t his notice, please forward this information by first class mail to the lessee within 10 days to comply with federal regulations. If a Mercedes-Benz dealer for any reason is unable to remedy t he situation without charge, or within a reasonable amount of time, pursuant to law 49 U.S.C. Chapter 30 1, you may submit a complaint to the Administrator, National Highway Traffic Safety Administration, 1200 New Jersey Avenue, S.E., Washington, D.C. 20590 or call the toll-free Auto Safety Hot line at 1-888-327- 4236 (TTY 1-800-424-9 153); or go to http:/ /www.safercar.gov. We regret any inconvenience this situation may cause you. Sincerely, Mercedes-Benz USA Mercedes-Benz USA, LLC /., Mercecle5-Benz Grou1, AG Company Phone 177′.l) 7′.)5.(608 IMPORTANT VIN: If for any reason YOU NO LONGER OWN THIS VEHICLE OR have a CHANGE OF ADDRESS, please COMPLETE THE SECTION BELOW, place in the ENCLOSED ENVELOPE, and DROP IN ANY MAIL BOX. If possible, provide the name and address of the present owner so that we may contact them. □ EXPORTED □ SOLD □ LEASE, VEHICLE RETURNED □ STOLEN □ SCRAPPED □ OTHER ________ _ □ NEW OWNER INFORMATION □ MY NEW NAME OR ADDRESS IS: I I I I I I I I I I Last Name, First Name City I I I I Email Address I I I I Phone (numbers only) Date THANK YOU FOR YOUR COOPERATION Mobile (numbers only) Signature State ZIP
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Recall Campaign Launch Notification
Mercedes-Benz USA, LLC A Mercedes-Benz Group AG Company One Mercedes-Benz Drive Sandy Springs, GA 30328 770.705.0600 News Channel Update | Vehicle Compliance & Analysis PUBLIC IMPORTANT RECALL CAMPAIGN UPDATE Please see the attached documents related to the campaign listed above. Please note that all customer inquiries should be directed to the Customer Assistance Center at 1-800-FOR-MERCEDES. Sincerely, Gregory Gunther Department Manager, Vehicle Compliance & Analysis TO: Mercedes-Benz Dealer Principals, General Managers, Sales Managers, Service Managers, Parts Managers FROM: Gregory Gunther, Department Manager, Vehicle Compliance and Analysis, Engineering Services RE: Recall Campaign Launch Notification Check the 48V Ground Connection MY20-22 GLE-Class and GLS-Class (167 platform) DATE: 6/10/2022 Mercedes-Benz USA, LLC A Mercedes-Benz Group AG Company One Mercedes-Benz Drive Sandy Springs, GA 30328 770.705.0600 News Channel Update | Vehicle Compliance & Analysis PUBLIC Recall Campaign Launch Notification June 10, 2022 Campaign No. : NHTSA ID Campaign Desc. : Check 48V Ground Connection 2022040017 22V231 22P5491807 This is to notify you of the Recall Campaign Launch to check the 48V ground connection on 21,306 Model Year (“MY”) 2020-2022 GLE-Class and GLS-Class (167 platform) vehicles. The recall campaign will be visible on the www.safercar.gov website and may generate questions from customers. Affected VINs will be flagged in VMI as “OPEN” on June 10, 2022. Background Issue Mercedes-Benz AG (“MBAG”), the manufacturer of Mercedes-Benz vehicles, has determined that on certain Model Year (“MY”) 2020-2022 GLE-Class and GLS-Class (167 platform) vehicles, the 48V ground connection located under the front passenger seat might not be tightened to the specified torque. In this case, the ground cable lug might not be correctly secured. Subsequently, the electrical resistance at the connection might increase. In combination with the high electrical currents potentially flowing through this connection, the temperature in this area might increase. As a consequence, a risk of fire cannot be ruled out. When the issue occurs, warning messages are displayed in the instrument cluster relating to the 48V onboard power supply. What We’re Doing MBUSA will conduct a voluntary recall. An authorized Mercedes-Benz dealer will inspect the ground connection torque on the affected vehicles and replace the wiring harness as necessary Parts The remedy is available and can be performed. Please note that the estimated replacement rate is 3%. Parts should only be ordered in the event a replacement is required. Vehicles Affected Vehicle Model Year(s) 2020-2022 Vehicle Model GLE-Class and GLS-Class Vehicle Populations Total Recall Population 21,306 Total Vehicles in Dealer Inventory 4 Given this notice, it is a violation of Federal law for a dealer to sell or lease any new MY20-22 GLE-Class and GLS-Class vehicles in dealer inventory covered by this notification until the vehicle has been repaired. Once the remedy is available, the vehicles will be flagged as “OPEN” and Work Instructions will be available in Xentry. Once the repair is complete, the vehicle may be sold or leased. Loaner and demonstrator vehicles may continue to be driven, but must not be retailed until repaired. As a matter of normal service process, please check for other repair measures which might be applicable to the vehicle(s). Additionally, given this notice, it is a violation of Federal Law for car rental companies to rent MY20-22 GLE-Class and GLS-Class vehicles covered by this notification until the vehicle has been repaired. Next Steps/Notes Customer Notification Timeline Customer letters will be mailed on 6/24/2022. AOMS/SOMS AOMs – This recall may generate questions from your dealers. Please forward this notice to your dealers ASAP. Rental Fleet Partners This recall may affect vehicles in your fleet. Please contact your respective MBUSA fleet representative for further information and next steps. For repairs, please contact your preferred MBUSA dealer. While we regret any inconvenience this may cause, MBUSA is determined to maintain a high level of vehicle quality and customer satisfaction. Please refer all customer inquiries to the Customer Assistance Center at 1-800-FOR-MERCEDES. Campaign No. 2022040017, June 2022 TO: ALL MERCEDES-BENZ CENTERS SUBJECT: Model GLE-Class and GLS-Class (167 platform) Model Year 2020-2022 Check the 48V Ground Connection Mercedes-Benz AG (“MBAG”), the manufacturer of Mercedes-Benz vehicles, has determined that on certain Model Year (“MY”) 2020-2022 GLE-Class and GLS-Class (167 platform) vehicles, the 48V ground connection located under the front passenger seat might not be tightened to the specified torque. In this case, the ground cable lug might not be correctly secured. Subsequently, the electrical resistance at the connection might increase. In combination with the high electrical currents potentially flowing through this connection, the temperature in this area might increase. As a consequence, a risk of fire cannot be ruled out. When the issue occurs, warning messages are displayed in the instrument cluster relating to the 48V onboard power supply. An authorized Mercedes-Benz dealer will inspect the ground connection torque on the affected vehicles and replace the wiring harness as necessary. Prior to performing this Campaign: VMI must always be checked before performing campaigns to verify that the campaign is required ona specific vehicle. Always check for any other open campaigns, and perform accordingly. Please review the entire Campaign bulletin and follow the repair procedure exactly as described. Approximately 21,306 vehicles are affected. Order No. P-RC-2022040017 This bulletin has been created and maintained in accordance with MBUSA-SLP S423QH001, Document and Data Control, and MBUSA-SLP S424HH001, Control of Quality Record 2 P-RC-2022040017 Check threaded connection of electrical wiring harness of 48 V on-board electrical system battery to body, replace wiring harness if necessary Check/test procedure 1.Release right front seat and tilt forward. The front seat remains in the vehicle with connected wiring harness. For basic data, see AR91.10-P-1000ME. 2.Remove trim from right rear entrance. For basic data, see AR68.30-P-4100ME. 3.Loosen trim at right front entrance in area of lower right B-pillar trim. For basic data, see AR68.30-P-4100ME. 4.Remove trim of lower right B-pillar. For basic data, see AR68.30-P-4700ME. The upper B-pillar trim is only loosened and remains in the vehicle with connected lines. 5.Expose right rear floor covering to the extent that the “W106/1″ ground point is accessible for the electrical wiring harness of the 48 V on-board electrical system battery (Figure 1). For basic data, see AR68.80-P-0003ME. 6.Disconnect ground line from 12 V on-board electrical system battery. For basic data, see AR54.10-P-0003ME. 7.Disconnect and check threaded connection of the electrical wiring harness of 48 V on-board electrical system battery of”W106/1” ground point on the body (Figures 1 and 2). Ensure there are no traces of thermal overload, arching, or scaling. Figure 2 is showing an image that is not OK! Figure 1 3 P-RC-2022040017 Figure 1 (not OK image) a. If traces of debris/arching are present on the wiring harness to “W106/1” ground point: : Carry out work procedures A and B. b. If traces of debris/arching are not present on the wiring harness to “W106/1” ground point: Carry out work procedure B. Work procedure A 1.Replace the electrical wiring harness from the “W106/1” ground point to 48 V on-board electrical system battery. Thoroughly clean area of debris/arching traces. If the ground bolt also shows signs of arching or damage, the ground bolt must be replaced. If traces of arching or damage are present at the surrounding component parts, such as the floor covering, these component parts must be replaced. Work procedure B 1.Connect electrical wiring harness of the 48 V on-board electrical system battery to “W106/1″ ground point. Torque of the electrical wiring harness”W106/1” ground point threaded connection 16! During installation of the electrical wiring harness to the “W106/1” ground point, a clean contact surface of the cable lug from the electrical wiring harness and the “W106/1” ground point shall be ensured. 2.Assemble in reverse order. 3.Connect XENTRY Diagnosis.4.Erase fault memory. 5.Disconnect XENTRY Diagnosis. 4 P-RC-2022040017 Primary Parts Information Qty. Part Name Part Number As required (1) Wiring harness A 167 540 19 08 *The replacement parts must be determined according to the equipment variant for the vehicle identification number via the parts process in the Xentry Portal. Small parts such as screws, lock nuts, sealing rings, cable ties, fluids, sealant, etc. are not listed in the parts list. The required small parts are taken into account in the budgeting. Note: The following allowable labor operation should be used when submitting a warranty claim for this repair: Warranty Information Damage Code Operation Number Description Labor Time (hrs.) 54 918 07 02-0363Check threaded connection of electrical wiring harness of 48 V on-board electrical system battery Includes: Disconnect/connect the ground line of the 12 V on-board electrical system battery, unfasten/fasten the front seat; unfasten/fasten and expose right rear floor covering 1.0 02-0364Replace the wiring harness for the 48 V on-board electrical system battery (after check) ZM 02-0365Correct torque of threaded connection of electrical wiring harness of 48 V on-board electrical system battery (after check) Includes: Clear fault memory 0.1 02-0361Replace affected component part (weld stud, carpet) (after check) ZM 02-4762* Connect/disconnect diagnostic system (XENTRY Diagnosis) 0.1 02-5058* Connect/disconnect starter battery charger (with XENTRY Diagnosis connected) 0.1 *Operation item may only be invoiced once for each workshop order! Note: Always check ASRA for the current OP-Code times. Labor times are subject to change and updates may not be reflected in this document.
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OMB Control No.: 2127-0004 Part 573 Safety Recall Report 22V-231 The information contained in this report was submitted pursuant to 49 CFR §573 Manufacturer Name : Mercedes-Benz USA, LLC Submission Date : JUN 02, 2022 NHTSA Recall No. : 22V-231 Manufacturer Recall No. : NR Manufacturer Information : Manufacturer Name : Mercedes-Benz USA, LLC Address : 13470 International Parkway Jacksonville FL 32218 Company phone : 1-877-496-3691 Population : Number of potentially involved : 21,306 Estimated percentage with defect : 100 % Vehicle Information : Vehicle 1 : 2020-2022 Mercedes-Benz GLE450 Vehicle Type : LIGHT VEHICLES Body Style : SUV Power Train : GAS Descriptive Information : Mercedes-Benz 2020-2022 GLE-Class 2733 Vehicles The recall population was determined through production records. The root cause analysis rendered that a rework of the subject 48V ground connection in the vehicle assembly process might cause this issue. Accordingly, all vehicles where such a rework was conducted in the respective timeframe were identified as potentially affected vehicles. Vehicles outside of the recall have the 48V ground connection located under the front passenger seat tightened with sufficient torque. Production Dates : NOV 01, 2018 – NOV 12, 2021 VIN Range 1 : Begin : NR End : NR Not sequential Part 573 Safety Recall Report 22V-231 Page 2 The information contained in this report was submitted pursuant to 49 CFR §573 Vehicle 2 : 2021-2022 Mercedes-Benz AMG GLE53 Vehicle Type : LIGHT VEHICLES Body Style : SUV Power Train : GAS Descriptive Information : Mercedes-Benz 2021-2022 AMG GLE-Class 3191 Vehicles The recall population was determined through production records. The root cause analysis rendered that a rework of the subject 48V ground connection in the vehicle assembly process might cause this issue. Accordingly, all vehicles where such a rework was conducted in the respective timeframe were identified as potentially affected vehicles. Vehicles outside of the recall have the 48V ground connection located under the front passenger seat tightened with sufficient torque. Production Dates : NOV 01, 2018 – NOV 12, 2021 VIN Range 1 : Begin : NR End : NR Not sequential Vehicle 3 : 2020-2021 Mercedes-Benz GLE580 Vehicle Type : LIGHT VEHICLES Body Style : SUV Power Train : GAS Descriptive Information : Mercedes-Benz 2020-2021 GLE-Class 274 Vehicles The recall population was determined through production records. The root cause analysis rendered that a rework of the subject 48V ground connection in the vehicle assembly process might cause this issue. Accordingly, all vehicles where such a rework was conducted in the respective timeframe were identified as potentially affected vehicles. Vehicles outside of the recall have the 48V ground connection located under the front passenger seat tightened with sufficient torque. Production Dates : NOV 01, 2018 – NOV 12, 2021 VIN Range 1 : Begin : NR End : NR Not sequential Part 573 Safety Recall Report 22V-231 Page 3 The information contained in this report was submitted pursuant to 49 CFR §573 Vehicle 4 : 2021-2021 Mercedes-Benz AMG GLE63 Vehicle Type : LIGHT VEHICLES Body Style : SUV Power Train : GAS Descriptive Information : Mercedes-Benz 2021 AMG GLE-Class 624 Vehicles The recall population was determined through production records. The root cause analysis rendered that a rework of the subject 48V ground connection in the vehicle assembly process might cause this issue. Accordingly, all vehicles where such a rework was conducted in the respective timeframe were identified as potentially affected vehicles. Vehicles outside of the recall have the 48V ground connection located under the front passenger seat tightened with sufficient torque. Production Dates : NOV 01, 2018 – NOV 12, 2021 VIN Range 1 : Begin : NR End : NR Not sequential Vehicle 5 : 2020-2022 Mercedes-Benz GLS450 Vehicle Type : LIGHT VEHICLES Body Style : SUV Power Train : GAS Descriptive Information : Mercedes-Benz 2020-2022 GLS-Class 12046 Vehicles The recall population was determined through production records. The root cause analysis rendered that a rework of the subject 48V ground connection in the vehicle assembly process might cause this issue. Accordingly, all vehicles where such a rework was conducted in the respective timeframe were identified as potentially affected vehicles. Vehicles outside of the recall have the 48V ground connection located under the front passenger seat tightened with sufficient torque. Production Dates : NOV 01, 2018 – NOV 12, 2021 VIN Range 1 : Begin : NR End : NR Not sequential Part 573 Safety Recall Report 22V-231 Page 4 The information contained in this report was submitted pursuant to 49 CFR §573 Vehicle 6 : 2020-2021 Mercedes-Benz GLS580 Vehicle Type : LIGHT VEHICLES Body Style : SUV Power Train : GAS Descriptive Information : Mercedes-Benz 2020-2021 GLS-Class 1471 Vehicles The recall population was determined through production records. The root cause analysis rendered that a rework of the subject 48V ground connection in the vehicle assembly process might cause this issue. Accordingly, all vehicles where such a rework was conducted in the respective timeframe were identified as potentially affected vehicles. Vehicles outside of the recall have the 48V ground connection located under the front passenger seat tightened with sufficient torque. Production Dates : NOV 01, 2018 – NOV 12, 2021 VIN Range 1 : Begin : NR End : NR Not sequential Vehicle 7 : 2021-2021 Mercedes-Benz Maybach Maybach GLS600 Vehicle Type : LIGHT VEHICLES Body Style : SUV Power Train : GAS Descriptive Information : Mercedes-Benz 2021 Maybach GLS-Class 229 Vehicles The recall population was determined through production records. The root cause analysis rendered that a rework of the subject 48V ground connection in the vehicle assembly process might cause this issue. Accordingly, all vehicles where such a rework was conducted in the respective timeframe were identified as potentially affected vehicles. Vehicles outside of the recall have the 48V ground connection located under the front passenger seat tightened with sufficient torque. Production Dates : NOV 01, 2018 – NOV 12, 2021 VIN Range 1 : Begin : NR End : NR Not sequential Part 573 Safety Recall Report 22V-231 Page 5 The information contained in this report was submitted pursuant to 49 CFR §573 Vehicle 8 : 2021-2021 Mercedes-Benz AMG GLS63 Vehicle Type : LIGHT VEHICLES Body Style : SUV Power Train : GAS Descriptive Information : Mercedes-Benz 2021 AMG GLS-Class 738 Vehicles The recall population was determined through production records. The root cause analysis rendered that a rework of the subject 48V ground connection in the vehicle assembly process might cause this issue. Accordingly, all vehicles where such a rework was conducted in the respective timeframe were identified as potentially affected vehicles. Vehicles outside of the recall have the 48V ground connection located under the front passenger seat tightened with sufficient torque. Production Dates : NOV 01, 2018 – NOV 12, 2021 VIN Range 1 : Begin : NR End : NR Not sequential Description of Defect : Description of the Defect : Mercedes-Benz AG (“MBAG”), the manufacturer of Mercedes-Benz vehicles, has determined that on certain Model Year (“MY”) 2020-2022 GLE-Class and GLSClass (167 platform) vehicles, the 48V ground connection located under the front passenger seat might not be tightened to the specified torque. FMVSS 1 : NR FMVSS 2 : NR Description of the Safety Risk : In this case, the ground cable lug might not be correctly secured. Subsequently, the electrical resistance at the connection might increase. In combination with the high electrical currents potentially flowing through this connection, the temperature in this area might increase. As a consequence, a risk of fire cannot be ruled out. Description of the Cause : Due to incorrectly performed rework in the production process, the 48V ground connection might not be tightened to the required torque. Identification of Any Warning that can Occur : Before the issue occurs, the driver will not receive a warning due to the nature of the failure mechanism. When the issue occurs, warning messages are displayed in the instrument cluster relating to the 48V onboard power supply. Involved Components : Part 573 Safety Recall Report 22V-231 Page 6 The information contained in this report was submitted pursuant to 49 CFR §573 Component Name 1 : nut of ground connection Component Description : nut of ground connection Component Part Number : A0029906850 Supplier Identification : Component Manufacturer Name : Mercedes-Benz AG Address : NR Foreign States Country : Germany Chronology : In late January 2021, MBAG launched initial investigations based on individual field reports from outside the US describing instances in which customers allegedly experienced the subject condition outlined above. Although only isolated cases were known from the field at that point in time, potentials for improvement of the ground connection series bolting process were identified during these investigations and implemented accordingly. In February 2021, one case was reported from the US. In April 2021, a plant action to address potentially affected vehicles was launched. However, in May 2021, further detailed investigations to identify whether a systematic failure mechanism existed for the known cases were started. While these investigations were ongoing, a further case from outside the US was reported affecting a vehicle that was produced after the mentioned improvements had been implemented in the series production process. Accordingly, analyses regarding the root cause were restarted anew. In October 2021, these analyses indicated an influence from the vehicle rework process, which was improved accordingly. Subsequently, vehicles potentially affected from this issue due to a rework on the subject bolt connection were identified. In parallel and through January 2022, MBAG evaluated potential consequences of the untightening of the 48V ground connection in the affected vehicles. In February- March 2022, MBAG reviewed all reported field complaints and validated that the reported claims regarding the ground connection were caused by insufficient torque at the grounding bolt. MBAG has not received any reports of crashes, injuries, or property damage, associated with this issue. However, on April 1, 2022, MBAG determined that a potential safety risk cannot be ruled out and decided to conduct a recall. Part 573 Safety Recall Report 22V-231 Page 7 The information contained in this report was submitted pursuant to 49 CFR §573 Description of Remedy : Description of Remedy Program : An authorized Mercedes-Benz dealer will inspect the ground connection torque on the affected vehicles and correct it, if necessary. Pursuant to 49 C.F.R. § 577.11(e), MBUSA does not plan to provide notice about pre-notice reimbursement to owners since none of the involved vehicles would have been previously subject to the condition described and all remain covered under the new vehicle warranty. How Remedy Component Differs from Recalled Component : Bolting of the 48V ground connection under the passenger seat fastened with sufficient torque. Remedy Parts: nut of ground connection: A002 990 68 50 Identify How/When Recall Condition was Corrected in Production : A change in the rework procedure ensures that this issue can no longer occur from November 15, 2021 onwards. Recall Schedule : Description of Recall Schedule : Dealers will be notified of the pending voluntary recall campaign on April 15, 2022. Owners will be notified of the voluntary recall campaign by an interim letter mailed on June 2, 2022. A final letter will be mailed when remedy is available. A copy of all communications will be provided when available. Planned Dealer Notification Date : APR 15, 2022 – NR Planned Owner Notification Date : JUN 02, 2022 – NR * NR – Not Reported
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OMB Control No.: 2127-0004 Part 573 Safety Recall Report 22V-231 The information contained in this report was submitted pursuant to 49 CFR §573 Manufacturer Name : Mercedes-Benz USA, LLC Submission Date : APR 08, 2022 NHTSA Recall No. : 22V-231 Manufacturer Recall No. : NR Manufacturer Information : Manufacturer Name : Mercedes-Benz USA, LLC Address : 13470 International Parkway Jacksonville FL 32218 Company phone : 1-877-496-3691 Population : Number of potentially involved : 21,306 Estimated percentage with defect : 100 % Vehicle Information : Vehicle 1 : 2020-2022 Mercedes-Benz GLE450 Vehicle Type : LIGHT VEHICLES Body Style : SUV Power Train : GAS Descriptive Information : Mercedes-Benz 2020-2022 GLE-Class 2733 Vehicles The recall population was determined through production records. The root cause analysis rendered that a rework of the subject 48V ground connection in the vehicle assembly process might cause this issue. Accordingly, all vehicles where such a rework was conducted in the respective timeframe were identified as potentially affected vehicles. Vehicles outside of the recall have the 48V ground connection located under the front passenger seat tightened with sufficient torque. Production Dates : NOV 01, 2018 – NOV 12, 2021 VIN Range 1 : Begin : NR End : NR Not sequential Part 573 Safety Recall Report 22V-231 Page 2 The information contained in this report was submitted pursuant to 49 CFR §573 Vehicle 2 : 2021-2022 Mercedes-Benz AMG GLE53 Vehicle Type : LIGHT VEHICLES Body Style : SUV Power Train : GAS Descriptive Information : Mercedes-Benz 2021-2022 AMG GLE-Class 3191 Vehicles The recall population was determined through production records. The root cause analysis rendered that a rework of the subject 48V ground connection in the vehicle assembly process might cause this issue. Accordingly, all vehicles where such a rework was conducted in the respective timeframe were identified as potentially affected vehicles. Vehicles outside of the recall have the 48V ground connection located under the front passenger seat tightened with sufficient torque. Production Dates : NOV 01, 2018 – NOV 12, 2021 VIN Range 1 : Begin : NR End : NR Not sequential Vehicle 3 : 2020-2021 Mercedes-Benz GLE580 Vehicle Type : LIGHT VEHICLES Body Style : SUV Power Train : GAS Descriptive Information : Mercedes-Benz 2020-2021 GLE-Class 274 Vehicles The recall population was determined through production records. The root cause analysis rendered that a rework of the subject 48V ground connection in the vehicle assembly process might cause this issue. Accordingly, all vehicles where such a rework was conducted in the respective timeframe were identified as potentially affected vehicles. Vehicles outside of the recall have the 48V ground connection located under the front passenger seat tightened with sufficient torque. Production Dates : NOV 01, 2018 – NOV 12, 2021 VIN Range 1 : Begin : NR End : NR Not sequential Part 573 Safety Recall Report 22V-231 Page 3 The information contained in this report was submitted pursuant to 49 CFR §573 Vehicle 4 : 2021-2021 Mercedes-Benz AMG GLE63 Vehicle Type : LIGHT VEHICLES Body Style : SUV Power Train : GAS Descriptive Information : Mercedes-Benz 2021 AMG GLE-Class 624 Vehicles The recall population was determined through production records. The root cause analysis rendered that a rework of the subject 48V ground connection in the vehicle assembly process might cause this issue. Accordingly, all vehicles where such a rework was conducted in the respective timeframe were identified as potentially affected vehicles. Vehicles outside of the recall have the 48V ground connection located under the front passenger seat tightened with sufficient torque. Production Dates : NOV 01, 2018 – NOV 12, 2021 VIN Range 1 : Begin : NR End : NR Not sequential Vehicle 5 : 2020-2022 Mercedes-Benz GLS450 Vehicle Type : LIGHT VEHICLES Body Style : SUV Power Train : GAS Descriptive Information : Mercedes-Benz 2020-2022 GLS-Class 12046 Vehicles The recall population was determined through production records. The root cause analysis rendered that a rework of the subject 48V ground connection in the vehicle assembly process might cause this issue. Accordingly, all vehicles where such a rework was conducted in the respective timeframe were identified as potentially affected vehicles. Vehicles outside of the recall have the 48V ground connection located under the front passenger seat tightened with sufficient torque. Production Dates : NOV 01, 2018 – NOV 12, 2021 VIN Range 1 : Begin : NR End : NR Not sequential Part 573 Safety Recall Report 22V-231 Page 4 The information contained in this report was submitted pursuant to 49 CFR §573 Vehicle 6 : 2020-2021 Mercedes-Benz GLS580 Vehicle Type : LIGHT VEHICLES Body Style : SUV Power Train : GAS Descriptive Information : Mercedes-Benz 2020-2021 GLS-Class 1471 Vehicles The recall population was determined through production records. The root cause analysis rendered that a rework of the subject 48V ground connection in the vehicle assembly process might cause this issue. Accordingly, all vehicles where such a rework was conducted in the respective timeframe were identified as potentially affected vehicles. Vehicles outside of the recall have the 48V ground connection located under the front passenger seat tightened with sufficient torque. Production Dates : NOV 01, 2018 – NOV 12, 2021 VIN Range 1 : Begin : NR End : NR Not sequential Vehicle 7 : 2021-2021 Mercedes-Benz Maybach Maybach GLS600 Vehicle Type : LIGHT VEHICLES Body Style : SUV Power Train : GAS Descriptive Information : Mercedes-Benz 2021 Maybach GLS-Class 229 Vehicles The recall population was determined through production records. The root cause analysis rendered that a rework of the subject 48V ground connection in the vehicle assembly process might cause this issue. Accordingly, all vehicles where such a rework was conducted in the respective timeframe were identified as potentially affected vehicles. Vehicles outside of the recall have the 48V ground connection located under the front passenger seat tightened with sufficient torque. Production Dates : NOV 01, 2018 – NOV 12, 2021 VIN Range 1 : Begin : NR End : NR Not sequential Part 573 Safety Recall Report 22V-231 Page 5 The information contained in this report was submitted pursuant to 49 CFR §573 Vehicle 8 : 2021-2021 Mercedes-Benz AMG GLS63 Vehicle Type : LIGHT VEHICLES Body Style : SUV Power Train : GAS Descriptive Information : Mercedes-Benz 2021 AMG GLS-Class 738 Vehicles The recall population was determined through production records. The root cause analysis rendered that a rework of the subject 48V ground connection in the vehicle assembly process might cause this issue. Accordingly, all vehicles where such a rework was conducted in the respective timeframe were identified as potentially affected vehicles. Vehicles outside of the recall have the 48V ground connection located under the front passenger seat tightened with sufficient torque. Production Dates : NOV 01, 2018 – NOV 12, 2021 VIN Range 1 : Begin : NR End : NR Not sequential Description of Defect : Description of the Defect : Mercedes-Benz AG (“MBAG”), the manufacturer of Mercedes-Benz vehicles, has determined that on certain Model Year (“MY”) 2020-2022 GLE-Class and GLSClass (167 platform) vehicles, the 48V ground connection located under the front passenger seat might not be tightened to the specified torque. FMVSS 1 : NR FMVSS 2 : NR Description of the Safety Risk : In this case, the ground cable lug might not be correctly secured. Subsequently, the electrical resistance at the connection might increase. In combination with the high electrical currents potentially flowing through this connection, the temperature in this area might increase. As a consequence, a risk of fire cannot be ruled out. Description of the Cause : Due to incorrectly performed rework in the production process, the 48V ground connection might not be tightened to the required torque. Identification of Any Warning that can Occur : Before the issue occurs, the driver will not receive a warning due to the nature of the failure mechanism. When the issue occurs, warning messages are displayed in the instrument cluster relating to the 48V onboard power supply. Involved Components : Part 573 Safety Recall Report 22V-231 Page 6 The information contained in this report was submitted pursuant to 49 CFR §573 Component Name 1 : nut of ground connection Component Description : nut of ground connection Component Part Number : A0029906850 Supplier Identification : Component Manufacturer Name : Mercedes-Benz AG Address : NR Foreign States Country : Germany Chronology : In late January 2021, MBAG launched initial investigations based on individual field reports from outside the US describing instances in which customers allegedly experienced the subject condition outlined above. Although only isolated cases were known from the field at that point in time, potentials for improvement of the ground connection series bolting process were identified during these investigations and implemented accordingly. In February 2021, one case was reported from the US. In April 2021, a plant action to address potentially affected vehicles was launched. However, in May 2021, further detailed investigations to identify whether a systematic failure mechanism existed for the known cases were started. While these investigations were ongoing, a further case from outside the US was reported affecting a vehicle that was produced after the mentioned improvements had been implemented in the series production process. Accordingly, analyses regarding the root cause were restarted anew. In October 2021, these analyses indicated an influence from the vehicle rework process, which was improved accordingly. Subsequently, vehicles potentially affected from this issue due to a rework on the subject bolt connection were identified. In parallel and through January 2022, MBAG evaluated potential consequences of the untightening of the 48V ground connection in the affected vehicles. In February- March 2022, MBAG reviewed all reported field complaints and validated that the reported claims regarding the ground connection were caused by insufficient torque at the grounding bolt. MBAG has not received any reports of crashes, injuries, or property damage, associated with this issue. However, on April 1, 2022, MBAG determined that a potential safety risk cannot be ruled out and decided to conduct a recall. Part 573 Safety Recall Report 22V-231 Page 7 The information contained in this report was submitted pursuant to 49 CFR §573 Description of Remedy : Description of Remedy Program : An authorized Mercedes-Benz dealer will inspect the ground connection torque on the affected vehicles and correct it, if necessary. Pursuant to 49 C.F.R. § 577.11(e), MBUSA does not plan to provide notice about pre-notice reimbursement to owners since none of the involved vehicles would have been previously subject to the condition described and all remain covered under the new vehicle warranty. How Remedy Component Differs from Recalled Component : Bolting of the 48V ground connection under the passenger seat fastened with sufficient torque. Remedy Parts: nut of ground connection: A002 990 68 50 Identify How/When Recall Condition was Corrected in Production : A change in the rework procedure ensures that this issue can no longer occur from November 15, 2021 onwards. Recall Schedule : Description of Recall Schedule : Dealers will be notified of the pending voluntary recall campaign on April 15, 2022. Owners will be notified of the voluntary recall campaign before June 7, 2022. A copy of all communications will be provided when available. Planned Dealer Notification Date : APR 15, 2022 – NR Planned Owner Notification Date : JUN 07, 2022 – NR * NR – Not Reported
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OMB Control No.: 2127-0004 Part 573 Safety Recall Report 22V-231 The information contained in this report was submitted pursuant to 49 CFR §573 Manufacturer Name : Mercedes-Benz USA, LLC Submission Date : JUN 10, 2022 NHTSA Recall No. : 22V-231 Manufacturer Recall No. : 2022040017 Manufacturer Information : Manufacturer Name : Mercedes-Benz USA, LLC Address : 13470 International Parkway Jacksonville FL 32218 Company phone : 1-877-496-3691 Population : Number of potentially involved : 21,306 Estimated percentage with defect : 100 % Vehicle Information : Vehicle 1 : 2020-2022 Mercedes-Benz GLE450 Vehicle Type : LIGHT VEHICLES Body Style : SUV Power Train : GAS Descriptive Information : Mercedes-Benz 2020-2022 GLE-Class 2733 Vehicles The recall population was determined through production records. The root cause analysis rendered that a rework of the subject 48V ground connection in the vehicle assembly process might cause this issue. Accordingly, all vehicles where such a rework was conducted in the respective timeframe were identified as potentially affected vehicles. Vehicles outside of the recall have the 48V ground connection located under the front passenger seat tightened with sufficient torque. Production Dates : NOV 01, 2018 – NOV 12, 2021 VIN Range 1 : Begin : NR End : NR Not sequential Part 573 Safety Recall Report 22V-231 Page 2 The information contained in this report was submitted pursuant to 49 CFR §573 Vehicle 2 : 2021-2022 Mercedes-Benz AMG GLE53 Vehicle Type : LIGHT VEHICLES Body Style : SUV Power Train : GAS Descriptive Information : Mercedes-Benz 2021-2022 AMG GLE-Class 3191 Vehicles The recall population was determined through production records. The root cause analysis rendered that a rework of the subject 48V ground connection in the vehicle assembly process might cause this issue. Accordingly, all vehicles where such a rework was conducted in the respective timeframe were identified as potentially affected vehicles. Vehicles outside of the recall have the 48V ground connection located under the front passenger seat tightened with sufficient torque. Production Dates : NOV 01, 2018 – NOV 12, 2021 VIN Range 1 : Begin : NR End : NR Not sequential Vehicle 3 : 2020-2021 Mercedes-Benz GLE580 Vehicle Type : LIGHT VEHICLES Body Style : SUV Power Train : GAS Descriptive Information : Mercedes-Benz 2020-2021 GLE-Class 274 Vehicles The recall population was determined through production records. The root cause analysis rendered that a rework of the subject 48V ground connection in the vehicle assembly process might cause this issue. Accordingly, all vehicles where such a rework was conducted in the respective timeframe were identified as potentially affected vehicles. Vehicles outside of the recall have the 48V ground connection located under the front passenger seat tightened with sufficient torque. Production Dates : NOV 01, 2018 – NOV 12, 2021 VIN Range 1 : Begin : NR End : NR Not sequential Part 573 Safety Recall Report 22V-231 Page 3 The information contained in this report was submitted pursuant to 49 CFR §573 Vehicle 4 : 2021-2021 Mercedes-Benz AMG GLS63 Vehicle Type : LIGHT VEHICLES Body Style : SUV Power Train : GAS Descriptive Information : Mercedes-Benz 2021 AMG GLS-Class 738 Vehicles The recall population was determined through production records. The root cause analysis rendered that a rework of the subject 48V ground connection in the vehicle assembly process might cause this issue. Accordingly, all vehicles where such a rework was conducted in the respective timeframe were identified as potentially affected vehicles. Vehicles outside of the recall have the 48V ground connection located under the front passenger seat tightened with sufficient torque. Production Dates : NOV 01, 2018 – NOV 12, 2021 VIN Range 1 : Begin : NR End : NR Not sequential Vehicle 5 : 2020-2022 Mercedes-Benz GLS450 Vehicle Type : LIGHT VEHICLES Body Style : SUV Power Train : GAS Descriptive Information : Mercedes-Benz 2020-2022 GLS-Class 12046 Vehicles The recall population was determined through production records. The root cause analysis rendered that a rework of the subject 48V ground connection in the vehicle assembly process might cause this issue. Accordingly, all vehicles where such a rework was conducted in the respective timeframe were identified as potentially affected vehicles. Vehicles outside of the recall have the 48V ground connection located under the front passenger seat tightened with sufficient torque. Production Dates : NOV 01, 2018 – NOV 12, 2021 VIN Range 1 : Begin : NR End : NR Not sequential Part 573 Safety Recall Report 22V-231 Page 4 The information contained in this report was submitted pursuant to 49 CFR §573 Vehicle 6 : 2020-2021 Mercedes-Benz GLS580 Vehicle Type : LIGHT VEHICLES Body Style : SUV Power Train : GAS Descriptive Information : Mercedes-Benz 2020-2021 GLS-Class 1471 Vehicles The recall population was determined through production records. The root cause analysis rendered that a rework of the subject 48V ground connection in the vehicle assembly process might cause this issue. Accordingly, all vehicles where such a rework was conducted in the respective timeframe were identified as potentially affected vehicles. Vehicles outside of the recall have the 48V ground connection located under the front passenger seat tightened with sufficient torque. Production Dates : NOV 01, 2018 – NOV 12, 2021 VIN Range 1 : Begin : NR End : NR Not sequential Vehicle 7 : 2021-2021 Mercedes-Benz Maybach Maybach GLS600 Vehicle Type : LIGHT VEHICLES Body Style : SUV Power Train : GAS Descriptive Information : Mercedes-Benz 2021 Maybach GLS-Class 229 Vehicles The recall population was determined through production records. The root cause analysis rendered that a rework of the subject 48V ground connection in the vehicle assembly process might cause this issue. Accordingly, all vehicles where such a rework was conducted in the respective timeframe were identified as potentially affected vehicles. Vehicles outside of the recall have the 48V ground connection located under the front passenger seat tightened with sufficient torque. Production Dates : NOV 01, 2018 – NOV 12, 2021 VIN Range 1 : Begin : NR End : NR Not sequential Part 573 Safety Recall Report 22V-231 Page 5 The information contained in this report was submitted pursuant to 49 CFR §573 Vehicle 8 : 2021-2021 Mercedes-Benz AMG GLE63 Vehicle Type : LIGHT VEHICLES Body Style : SUV Power Train : GAS Descriptive Information : Mercedes-Benz 2021 AMG GLE-Class 624 Vehicles The recall population was determined through production records. The root cause analysis rendered that a rework of the subject 48V ground connection in the vehicle assembly process might cause this issue. Accordingly, all vehicles where such a rework was conducted in the respective timeframe were identified as potentially affected vehicles. Vehicles outside of the recall have the 48V ground connection located under the front passenger seat tightened with sufficient torque. Production Dates : NOV 01, 2018 – NOV 12, 2021 VIN Range 1 : Begin : NR End : NR Not sequential Description of Defect : Description of the Defect : Mercedes-Benz AG (“MBAG”), the manufacturer of Mercedes-Benz vehicles, has determined that on certain Model Year (“MY”) 2020-2022 GLE-Class and GLSClass (167 platform) vehicles, the 48V ground connection located under the front passenger seat might not be tightened to the specified torque. FMVSS 1 : NR FMVSS 2 : NR Description of the Safety Risk : In this case, the ground cable lug might not be correctly secured. Subsequently, the electrical resistance at the connection might increase. In combination with the high electrical currents potentially flowing through this connection, the temperature in this area might increase. As a consequence, a risk of fire cannot be ruled out. Description of the Cause : Due to incorrectly performed rework in the production process, the 48V ground connection might not be tightened to the required torque. Identification of Any Warning that can Occur : Before the issue occurs, the driver will not receive a warning due to the nature of the failure mechanism. When the issue occurs, warning messages are displayed in the instrument cluster relating to the 48V onboard power supply. Involved Components : Part 573 Safety Recall Report 22V-231 Page 6 The information contained in this report was submitted pursuant to 49 CFR §573 Component Name 1 : nut of ground connection Component Description : nut of ground connection Component Part Number : A0029906850 Supplier Identification : Component Manufacturer Name : Mercedes-Benz AG Address : NR Foreign States Country : Germany Chronology : In late January 2021, MBAG launched initial investigations based on individual field reports from outside the US describing instances in which customers allegedly experienced the subject condition outlined above. Although only isolated cases were known from the field at that point in time, potentials for improvement of the ground connection series bolting process were identified during these investigations and implemented accordingly. In February 2021, one case was reported from the US. In April 2021, a plant action to address potentially affected vehicles was launched. However, in May 2021, further detailed investigations to identify whether a systematic failure mechanism existed for the known cases were started. While these investigations were ongoing, a further case from outside the US was reported affecting a vehicle that was produced after the mentioned improvements had been implemented in the series production process. Accordingly, analyses regarding the root cause were restarted anew. In October 2021, these analyses indicated an influence from the vehicle rework process, which was improved accordingly. Subsequently, vehicles potentially affected from this issue due to a rework on the subject bolt connection were identified. In parallel and through January 2022, MBAG evaluated potential consequences of the untightening of the 48V ground connection in the affected vehicles. In February- March 2022, MBAG reviewed all reported field complaints and validated that the reported claims regarding the ground connection were caused by insufficient torque at the grounding bolt. MBAG has not received any reports of crashes, injuries, or property damage, associated with this issue. However, on April 1, 2022, MBAG determined that a potential safety risk cannot be ruled out and decided to conduct a recall. Part 573 Safety Recall Report 22V-231 Page 7 The information contained in this report was submitted pursuant to 49 CFR §573 Description of Remedy : Description of Remedy Program : An authorized Mercedes-Benz dealer will inspect the ground connection torque on the affected vehicles and correct it, if necessary. Pursuant to 49 C.F.R. § 577.11(e), MBUSA does not plan to provide notice about pre-notice reimbursement to owners since none of the involved vehicles would have been previously subject to the condition described and all remain covered under the new vehicle warranty. How Remedy Component Differs from Recalled Component : Bolting of the 48V ground connection under the passenger seat fastened with sufficient torque. Remedy Parts: nut of ground connection: A002 990 68 50 Identify How/When Recall Condition was Corrected in Production : A change in the rework procedure ensures that this issue can no longer occur from November 15, 2021 onwards. Recall Schedule : Description of Recall Schedule : Dealers will be notified of the pending voluntary recall campaign on April 15, 2022. Owners will be notified of the voluntary recall campaign by an interim letter mailed on June 2, 2022. A final letter will be mailed when remedy is available. A copy of all communications will be provided when available. Planned Dealer Notification Date : APR 15, 2022 – NR Planned Owner Notification Date : JUN 02, 2022 – NR * NR – Not Reported
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July, 2022 l his notice applies to your vehicle, VIN: Check the 48V Ground Connection MIBUSA m: 2022040017, NHl’fSA Recall m: 22V231 • A remedy is available for your vehicle. • Schedule an appointment with your authorized Mercedes-Benz dealership as soon as possible. • This repair will be provided FREE of charge. Dear Mercedes-Benz Owner: This not ice is being sent to you in accordance with the National Traffic and Motor Vehicle Safety Act. Mercedes-Benz AG (“MBAG”), the manufacturer of Mercedes-Benz vehicles, has decided that a defect which relates to motor vehicle safety exists in certain Model Year (“MY”) 2020-2022 GLE-Class and GLS-Class vehicles. Our records ind icate that your vehicle is included in the affected population of vehicles. ~ What is the issue? In certa in MY 2020-2022 GLE-Class and GLS-Class vehicles, the 48V ground connection located under the front passenger seat might not be correctly secured. The electrical resistance at the connection might increase, which could increase the risk of a fire. When the issue occurs, warning messages are displayed in the instrument cluster relating to the 48V onboard power supply. What will your Mercedes-Benz Dealership do? An authorized Mercedes-Benz dealership will inspect the ground connection torque on the affected vehicles and replace the wiring harness as necessary. This vehicle repair wm be provided at no cost to you. While the minimum repair time can be less than 30 minutes, your dealership can provide you with a better estimate of the overa ll time for this service visit. As a matter of normal service process, an authorized MercedesBenz dealer will also check for other repair measures which might be applicable to your vehicle and this may increase the required working time. You will not be charged for other service or repairs unless so requested. Steps to take. • Find your nearest authorized Mercedes-Benz dealersh ip at mbusa.com/ recarn to schedule your reca ll repair. • Please mention you are scheduling an appointment for Mercedes-Benz Recall Campaign 2022040017. • You may be asked for your VIN, which for your convenience is located at the top of this letter. We apologize for any inconvenience th is may have caused and look forward to taking care of this important safety reca ll immediately. Sincerely, Mercedes-Benz USA What if I no longer own or drive the vehicle or would like to update my contact information? In the event you need to update your contact information or have updates concerning the vehicle, please visit mbusa.com/recalls (or scan the QR Code to the left) and submit your VIN using our VIN recall lookup tool and filling out the “Recall Contact Information” section on the website. If possible, please provide any contact information of the current owner/driver so we can contact them. Additional Information for Owners: A VIN-based recall lookup tool is available at mbusa.com/recalls, which can be used to check whether a vehicle has been subject to a safety recall, or had the remedy performed. Should you have any questions or encounter any difficulty regarding this Recall Campaign, please contact an authorized Mercedes-Benz dealership. Should an authorized Mercedes-Benz dealership be unable to address your concerns please contact us at 1-(800) FORMERCEDES (1-800-367-6372). We are always happy to hear from you. If this is a leased vehicle and the lessor and registered owner receive this notice, please forward this information by first class mail to the lessee within 10 business days to comply with Federal Regulations. If an authorized Mercedes-Benz dealer for any reason is unable to remedy the situation without charge, or within a reasonable amount of time, Pursuant to law 49 U.S.C. Chapter 301, you may submit a complaint to the Administrator, National Highway Traffic Safety Administration, 1200 New Jersey Avenue, S.E., Washington, D.C. 20590 or call the toll-free Auto Safety Hotline at 1-888-327-4236 (TTY 1-800-424-9153); or go to https://www.safercar.gov. HSOO) IFOIR.- MIEIRCIEDIES (Hl00-36i’-63!’2).
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OMB Control No.: 2127-0004 Part 573 Safety Recall Report 22V-231 The information contained in this report was submitted pursuant to 49 CFR §573 Manufacturer Name : Mercedes-Benz USA, LLC Submission Date : JUL 08, 2022 NHTSA Recall No. : 22V-231 Manufacturer Recall No. : 2022040017 Manufacturer Information : Manufacturer Name : Mercedes-Benz USA, LLC Address : 13470 International Parkway Jacksonville FL 32218 Company phone : 1-877-496-3691 Population : Number of potentially involved : 21,306 Estimated percentage with defect : 100 % Vehicle Information : Vehicle 1 : 2020-2022 Mercedes-Benz GLE450 Vehicle Type : LIGHT VEHICLES Body Style : SUV Power Train : GAS Descriptive Information : Mercedes-Benz 2020-2022 GLE-Class 2733 Vehicles The recall population was determined through production records. The root cause analysis rendered that a rework of the subject 48V ground connection in the vehicle assembly process might cause this issue. Accordingly, all vehicles where such a rework was conducted in the respective timeframe were identified as potentially affected vehicles. Vehicles outside of the recall have the 48V ground connection located under the front passenger seat tightened with sufficient torque. Production Dates : NOV 01, 2018 – NOV 12, 2021 VIN Range 1 : Begin : NR End : NR Not sequential Part 573 Safety Recall Report 22V-231 Page 2 The information contained in this report was submitted pursuant to 49 CFR §573 Vehicle 2 : 2021-2022 Mercedes-Benz AMG GLE53 Vehicle Type : LIGHT VEHICLES Body Style : SUV Power Train : GAS Descriptive Information : Mercedes-Benz 2021-2022 AMG GLE-Class 3191 Vehicles The recall population was determined through production records. The root cause analysis rendered that a rework of the subject 48V ground connection in the vehicle assembly process might cause this issue. Accordingly, all vehicles where such a rework was conducted in the respective timeframe were identified as potentially affected vehicles. Vehicles outside of the recall have the 48V ground connection located under the front passenger seat tightened with sufficient torque. Production Dates : NOV 01, 2018 – NOV 12, 2021 VIN Range 1 : Begin : NR End : NR Not sequential Vehicle 3 : 2020-2021 Mercedes-Benz GLE580 Vehicle Type : LIGHT VEHICLES Body Style : SUV Power Train : GAS Descriptive Information : Mercedes-Benz 2020-2021 GLE-Class 274 Vehicles The recall population was determined through production records. The root cause analysis rendered that a rework of the subject 48V ground connection in the vehicle assembly process might cause this issue. Accordingly, all vehicles where such a rework was conducted in the respective timeframe were identified as potentially affected vehicles. Vehicles outside of the recall have the 48V ground connection located under the front passenger seat tightened with sufficient torque. Production Dates : NOV 01, 2018 – NOV 12, 2021 VIN Range 1 : Begin : NR End : NR Not sequential Part 573 Safety Recall Report 22V-231 Page 3 The information contained in this report was submitted pursuant to 49 CFR §573 Vehicle 4 : 2021-2021 Mercedes-Benz AMG GLE63 Vehicle Type : LIGHT VEHICLES Body Style : SUV Power Train : GAS Descriptive Information : Mercedes-Benz 2021 AMG GLE-Class 624 Vehicles The recall population was determined through production records. The root cause analysis rendered that a rework of the subject 48V ground connection in the vehicle assembly process might cause this issue. Accordingly, all vehicles where such a rework was conducted in the respective timeframe were identified as potentially affected vehicles. Vehicles outside of the recall have the 48V ground connection located under the front passenger seat tightened with sufficient torque. Production Dates : NOV 01, 2018 – NOV 12, 2021 VIN Range 1 : Begin : NR End : NR Not sequential Vehicle 5 : 2020-2022 Mercedes-Benz GLS450 Vehicle Type : LIGHT VEHICLES Body Style : SUV Power Train : GAS Descriptive Information : Mercedes-Benz 2020-2022 GLS-Class 12046 Vehicles The recall population was determined through production records. The root cause analysis rendered that a rework of the subject 48V ground connection in the vehicle assembly process might cause this issue. Accordingly, all vehicles where such a rework was conducted in the respective timeframe were identified as potentially affected vehicles. Vehicles outside of the recall have the 48V ground connection located under the front passenger seat tightened with sufficient torque. Production Dates : NOV 01, 2018 – NOV 12, 2021 VIN Range 1 : Begin : NR End : NR Not sequential Part 573 Safety Recall Report 22V-231 Page 4 The information contained in this report was submitted pursuant to 49 CFR §573 Vehicle 6 : 2020-2021 Mercedes-Benz GLS580 Vehicle Type : LIGHT VEHICLES Body Style : SUV Power Train : GAS Descriptive Information : Mercedes-Benz 2020-2021 GLS-Class 1471 Vehicles The recall population was determined through production records. The root cause analysis rendered that a rework of the subject 48V ground connection in the vehicle assembly process might cause this issue. Accordingly, all vehicles where such a rework was conducted in the respective timeframe were identified as potentially affected vehicles. Vehicles outside of the recall have the 48V ground connection located under the front passenger seat tightened with sufficient torque. Production Dates : NOV 01, 2018 – NOV 12, 2021 VIN Range 1 : Begin : NR End : NR Not sequential Vehicle 7 : 2021-2021 Mercedes-Benz Maybach Maybach GLS600 Vehicle Type : LIGHT VEHICLES Body Style : SUV Power Train : GAS Descriptive Information : Mercedes-Benz 2021 Maybach GLS-Class 229 Vehicles The recall population was determined through production records. The root cause analysis rendered that a rework of the subject 48V ground connection in the vehicle assembly process might cause this issue. Accordingly, all vehicles where such a rework was conducted in the respective timeframe were identified as potentially affected vehicles. Vehicles outside of the recall have the 48V ground connection located under the front passenger seat tightened with sufficient torque. Production Dates : NOV 01, 2018 – NOV 12, 2021 VIN Range 1 : Begin : NR End : NR Not sequential Part 573 Safety Recall Report 22V-231 Page 5 The information contained in this report was submitted pursuant to 49 CFR §573 Vehicle 8 : 2021-2021 Mercedes-Benz AMG GLS63 Vehicle Type : LIGHT VEHICLES Body Style : SUV Power Train : GAS Descriptive Information : Mercedes-Benz 2021 AMG GLS-Class 738 Vehicles The recall population was determined through production records. The root cause analysis rendered that a rework of the subject 48V ground connection in the vehicle assembly process might cause this issue. Accordingly, all vehicles where such a rework was conducted in the respective timeframe were identified as potentially affected vehicles. Vehicles outside of the recall have the 48V ground connection located under the front passenger seat tightened with sufficient torque. Production Dates : NOV 01, 2018 – NOV 12, 2021 VIN Range 1 : Begin : NR End : NR Not sequential Description of Defect : Description of the Defect : Mercedes-Benz AG (“MBAG”), the manufacturer of Mercedes-Benz vehicles, has determined that on certain Model Year (“MY”) 2020-2022 GLE-Class and GLSClass (167 platform) vehicles, the 48V ground connection located under the front passenger seat might not be tightened to the specified torque. FMVSS 1 : NR FMVSS 2 : NR Description of the Safety Risk : In this case, the ground cable lug might not be correctly secured. Subsequently, the electrical resistance at the connection might increase. In combination with the high electrical currents potentially flowing through this connection, the temperature in this area might increase. As a consequence, a risk of fire cannot be ruled out. Description of the Cause : Due to incorrectly performed rework in the production process, the 48V ground connection might not be tightened to the required torque. Identification of Any Warning that can Occur : Before the issue occurs, the driver will not receive a warning due to the nature of the failure mechanism. When the issue occurs, warning messages are displayed in the instrument cluster relating to the 48V onboard power supply. Involved Components : Part 573 Safety Recall Report 22V-231 Page 6 The information contained in this report was submitted pursuant to 49 CFR §573 Component Name 1 : nut of ground connection Component Description : nut of ground connection Component Part Number : A0029906850 Supplier Identification : Component Manufacturer Name : Mercedes-Benz AG Address : NR Foreign States Country : Germany Chronology : In late January 2021, MBAG launched initial investigations based on individual field reports from outside the US describing instances in which customers allegedly experienced the subject condition outlined above. Although only isolated cases were known from the field at that point in time, potentials for improvement of the ground connection series bolting process were identified during these investigations and implemented accordingly. In February 2021, one case was reported from the US. In April 2021, a plant action to address potentially affected vehicles was launched. However, in May 2021, further detailed investigations to identify whether a systematic failure mechanism existed for the known cases were started. While these investigations were ongoing, a further case from outside the US was reported affecting a vehicle that was produced after the mentioned improvements had been implemented in the series production process. Accordingly, analyses regarding the root cause were restarted anew. In October 2021, these analyses indicated an influence from the vehicle rework process, which was improved accordingly. Subsequently, vehicles potentially affected from this issue due to a rework on the subject bolt connection were identified. In parallel and through January 2022, MBAG evaluated potential consequences of the untightening of the 48V ground connection in the affected vehicles. In February- March 2022, MBAG reviewed all reported field complaints and validated that the reported claims regarding the ground connection were caused by insufficient torque at the grounding bolt. MBAG has not received any reports of crashes, injuries, or property damage, associated with this issue. However, on April 1, 2022, MBAG determined that a potential safety risk cannot be ruled out and decided to conduct a recall. Part 573 Safety Recall Report 22V-231 Page 7 The information contained in this report was submitted pursuant to 49 CFR §573 Description of Remedy : Description of Remedy Program : An authorized Mercedes-Benz dealer will inspect the ground connection torque on the affected vehicles and correct it, if necessary. Pursuant to 49 C.F.R. § 577.11(e), MBUSA does not plan to provide notice about pre-notice reimbursement to owners since none of the involved vehicles would have been previously subject to the condition described and all remain covered under the new vehicle warranty. How Remedy Component Differs from Recalled Component : Bolting of the 48V ground connection under the passenger seat fastened with sufficient torque. Remedy Parts: nut of ground connection: A002 990 68 50 Identify How/When Recall Condition was Corrected in Production : A change in the rework procedure ensures that this issue can no longer occur from November 15, 2021 onwards. Recall Schedule : Description of Recall Schedule : Dealers will be notified of the pending voluntary recall campaign on April 15, 2022. Owners will be notified of the voluntary recall campaign by an interim letter mailed on June 2, 2022. A final letter mailed when remedy is available on July 8, 2022. A copy of all communications will be provided when available. Planned Dealer Notification Date : APR 15, 2022 – NR Planned Owner Notification Date : JUN 02, 2022 – NR * NR – Not Reported
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