Check Headlamp Electrical Connections – 2021 Mercedes-Benz GLC-Class

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 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 Headlamp Electrical Connections MY21 GLC-Class (253 platform) DATE: April 22, 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 Recall Campaign Initial Notification Campaign No. : NHTSA ID Campaign Desc. : TBD 22V261 22P2197508 April 22, 2022 Check Headlamp Electrical Connections This is to notify you of a new Recall Campaign to check the headlamp electrical connections on 129 Model Year (“MY”) 2021 GLC-Class (253 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 22, 2022. Background Mercedes-Benz AG (“MBAG”), the manufacturer of Mercedes-Benz vehicles, has determined that on certain Model Year (“MY”) 2021 GLC (253 platform) vehicles, the electrical connection to the Issue What We’re Doing Parts headlamps might not be watertight. In the event of moisture ingress into the electrical connection, the sealing integrity of the connection might be impaired. In this case, a failure of the headlamps could not be ruled out and subsequently, the risk of a crash might increase. An authorized Mercedes-Benz dealer will check the sealing plugs on the headlamp electrical connections on the affected vehicles and replace, if necessary. Remedy is not available at this time. Vehicles Affected Vehicle Model Year(s) Vehicle Model 2021 GLC-Class Vehicle Populations Total Recall Population Total Vehicles in Dealer Inventory 192 1 Given this notice, it is a violation of Federal law for a dealer to sell or lease any new MY21 GLC-Class 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 Star TekInfo. 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 MY21 GLC-Class vehicles covered by this notification until the vehicle has been repaired. Next Steps/Notes Customer Notification Timeline Customer letters will be mailed on or before June 14, 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.

**************************************************************************************************************

Recall Campaign Launch Notification

DATE: May 20, 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 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 Headlight Electrical Connections MY21 GLC-Class (253 platform) DATE: May 20, 2022 News Channel Update | Vehicle Compliance & Analysis Recall Campaign Launch Notification Campaign No. : NHTSA ID Campaign Desc. : 2022050005 22V261 22P8291904 May 20, 2022 Check Headlight Electrical Connections This is to notify you of the Recall Campaign Launch to check the headlight electrical connections on 129 Model Year (“MY”) 2021 GLC-Class (253 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 May 20, 2022. Background Mercedes-Benz AG (“MBAG”), the manufacturer of Mercedes-Benz vehicles, has determined that on certain Model Year (“MY”) 2021 GLC-Class (253 platform) vehicles, the electrical connection Issue What We’re Doing Parts to the headlights might not be watertight. In the event of moisture ingress into the electrical connection, the sealing integrity of the connection might be impaired. In this case, a failure of the headlights cannot be ruled out which could increase the risk of a crash. An authorized Mercedes-Benz dealer will check the sealing plugs on the headlight electrical connections on the affected vehicles and replace, if necessary. The remedy is available and can be performed. The replacement rate is 2%. Vehicles Affected Vehicle Model Year(s) Vehicle Model 2021 GLC-Class Vehicle Populations Total Recall Population Total Vehicles in Dealer Inventory 129 1 Given this notice, it is a violation of Federal law for a dealer to sell or lease any new MY21 GLC-Class 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 Star TekInfo. 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 MY21 GLC-Class vehicles covered by this notification until the vehicle has been repaired. Next Steps/Notes Customer Notification Timeline Customer letters will be mailed on or before June 3, 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. Mercedes-Benz USA, LLC A Mercedes-Benz Group AG Company One Mercedes-Benz Drive Sandy Springs, GA 30328 770.705.0600 Campaign No. 2022050005, May 2022 TO: ALL MERCEDES-BENZ CENTERS SUBJECT: Model GLC-Class (253 platform) Model Year 2021 Check Headlight Electrical Connections Mercedes-Benz AG (“MBAG”), the manufacturer of Mercedes-Benz vehicles, has determined that on certain Model Year (“MY”) 2021 GLC-Class (253 platform) vehicles, the electrical connection to the headlights might not be watertight. In the event of moisture ingress into the electrical connection, the sealing integrity of the connection might be impaired. In this case, a failure of the headlights cannot be ruled out which could increase the risk of a crash. An authorized Mercedes-Benz dealer will check the sealing plugs on the headlight electrical connections on the affected vehicles and replace, if necessary. Prior to performing this Campaign: • VMI must always be checked before performing campaigns to verify that the campaign is required on a 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 129 vehicles are affected. Order No. P-RC-2022050005 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 Check electrical connector at left and right front headlight assemblies, correct if necessary, and replace left and/or right front headlight assemblies if necessary Check/test procedure A 1. Open hood. 2. Check whether the blind plugs are present and installed correctly at the left and right front headlight assemblies on the electrical connector (A, Figure 1). Use a mirror to check the electrical connectors on the installed headlight assemblies. Figure 2 shows an OK image. Figure 3 shows a not OK image in which one blind plug is missing. Figure 4 shows a not OK image in which one blind plug was not installed correctly. The blind plugs must be at least flush with the electrical connector (housing). Figure 1 Figure 2 (OK image) Figure 3 (not OK image) Figure 4 (not OK image) a. Electrical connector not OK: Carry out check/test procedure B. b. Electrical connector OK: End measure. P-RC-2022050005 3 Check/test procedure B 1. Remove affected left and/or right front headlight assemblies. For basic data, see AR82.10-P-4730LW. 2. Check for traces of moisture on the electrical connector and at the left and/or right front headlight assemblies and on the respective control units, driving light actuation module (E1n7/E2n7), headlight control unit (E1n9/E2n9), or LED module for front headlight assembly. a. If there are no traces of moisture: Carry out work procedure A. b. If there are traces of moisture present: Carry out work procedure B. Work procedure A 1. Retrofit or correct blind plug on electrical connector. For basic data, see AR00.19-P-0100A. 2. Assemble in reverse order. Work procedure B 1. Replace affected component parts such as left and/or right front headlight assemblies, control units for front headlight assembly, and/or electrical connector (housing and pins). For basic data of front headlight assemblies, see AR82.10-P-4730LW. Depending on the model designation and vehicle equipment, the number of control units of the front headlight assemblies may vary. For basic data for driving light actuation module (E1n7/E2n7), see AR82.10-P-4650LWG. For basic data for headlight control unit (E1n9/E2n9), see AR82.10-P-4660LWG. The LED module for the front headlight assembly is included in the scope of delivery of the front headlight assembly. For basic data for electrical connector (housing) and electrical pins, see AR00.19-P-0100A 2. Assemble in reverse order. P-RC-2022050005 4 P-RC-2022050005 Primary Parts Information Qty. As required* As required* As required* As required* As required* As required* As required* As required* As required* Part Name Blind plug Electrical connector housing Contact sockets Pigtail MCP 1.2 Single conductor seal Left front headlight assembly Right front headlight assembly Headlight range adjustment control unit (E1n9/E2n9) LED voltage converter control unit (E1n7/E2n7) Part Number * * * * * * * * * * The replacement parts must be determined according to the equipment variant for the vehicle identification number via the parts job in the Xentry Portal. Small parts such as screws, lock nuts, sealing rings, cable ties, fluids, sealants, 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.) 82 919 04 02-0350 02-0351 02-0352 02-0353 02-0354 02-0355 02-4762* 02-5058* Check electrical connector of 2 front headlight assemblies Check front headlight assembly (after check/test procedure A) Includes: Disconnect/connect ground line of 12 V on-board electrical system battery; unfasten/fasten front bumper; remove/install front left or right headlight assembly; adjust LED headlights Check 2 front headlight assemblies (after check/test procedure A) Includes: Disconnect/connect ground line of 12 V on-board electrical system battery; remove/install 2 wheel and tire assemblies; extra work for: remove/install 2 wheel and tire assemblies; remove/install front bumper; remove/install left and right front headlight assemblies; adjust LED headlights Correct electrical connector (after check/test procedure B) Includes: Replace housing and pins of electrical connector Replace front headlight assembly (after check/test procedure B) Includes: Modify control units for headlight assembly, replace if necessary; perform commissioning Replace 2 front headlight assemblies (after check/test procedure B) Includes: Modify control units for 2 headlight assemblies, replace if necessary; perform commissioning Connect/disconnect diagnostic system (XENTRY Diagnosis) Connect/disconnect starter battery charger (with XENTRY Diagnosis connected) 0.3 1.4 2.1 ZM 0.3 0.5 0.1 0.1 * Operation item may be invoiced only 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 n this document.

**************************************************************************************************************

June, 2022 2022050005 Dear Mercedes-Benz Owner: IMPORTANT SAFETY RECALL 2022050005 This notice applies to your vehicle, VIN: Check Headlamp Electrical Connections NHTSA Recall #22V261 • A remedy is available for your vehicle. • Schedule an appointment with your authorized Mercedes-Benz dealer as soon as possible. • This repair will be provided free of charge. This notice is sent to you in accordance with the 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”) 2021 GLC-Class vehicles. Our records indicate that your vehicle is included in the affected population of vehicles. What is the CONCERN? What will your DEALERDO? What should YOU DO? To find the most convenient authorized Mercedes­ Benz dealer from your smartphone, scan the OR code to the left. Information for Owners On certain MY 2021 GLC vehicles, the sealing of the electrical connection to the headlights might not be watertight. Should moisture enter the electrical connection of the headlamps, the headlight may fail to illuminate, which could increase the risk of a crash. Before the issue occurs, the driver may be made aware of the issue by fogged headlights. When the issue occurs, the driver is informed by a headlight warningmessage in theinstrument cluster. An authorized Mercedes-Benz dealer will inspect the sealing plugs for the headlight electrical connections on the affected vehicles and replace them, if necessary. This service will beprovided free of charge. We are dedicated to always delivering the best customer experience, and respect for your time is a top priority. While the minimum repair time can be less than 3.5 hours, your dealer can provide you with a better estimate of the overall time for this service visit. As a matter of normal service process, an authorized Mercedes-Benz dealer will also check for other repair measures whichmight be applicable to your vehicle and this may increase the required working time. For additional information and to schedule an appointment, please contact your preferred authorized Mercedes-Benz dealer at your earliest convenience. To locate authorized dealers see www.MBUSA.com/recall. Please mention you are scheduling an appointment to check the headlamp electrical connections on the affected vehicles under Recall Campaign # 2022050005. You may be asked for your 17-digit Vehicle Identification Number (VIN) which for your convenience is located above your name at the top of this letter. Impacts from COVID-19: Your health and safety remain our top priority. The Mercedes-Benz dealerships remaining open for recall repairs and service are closely following the guidelines set forth by the CDC. Free Mobile Repair at your home or business as well as vehicle pick-up and delivery may be available. Your preferred authorized Mercedes-Benz dealer can confim1availability. In the event that you are no longer the vehicle owner, or have had a change of address, please complete the reverse side and return the updated information in the enclosed envelope. If this is a leased vehicle and the lessor and registered owner received this notice, please forward this information by first class mail to the lessee within 1O business days to comply with Federal Regulations. A VIN-based recall lookup tool on our MBUSA.com website offers a search feature that will indicate whether a vehicle has been subject to a safety recall, and whether that vehicle has had the free remedy perfom1ed. See www.mbusa.com/recall. Should you have any questions or encounter any difficulty regarding this Recall Campaign, please contact an authorized Mercedes-Benz dealer. If for any reason a dealer is unable to remedy your situation, we are always happy to hear from you. Please contact us at H800) FOR-MERCEDES (1-800-367-6372). 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. We apologize for any inconvenience this situation may cause you. Sincerely, Mercedes-Benz USA 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: Last Name, First Name Street Apt I I I I City State ZIP I I I I I Email Address I I I Phone {numbers only) Mobile {numbers only) Date Signature 00 PLEASE DO NOT DETACH. RETURN COMPLETE LETTER•••• DO NOT USE THE ENCLOSED ENVELOPE FOR OTHER CORRESPONDENCE

**************************************************************************************************************

OMB Control No.: 2127-0004 Part 573 Safety Recall Report 22V-261 The information contained in this report was submitted pursuant to 49 CFR §573 Manufacturer Name : Submission Date : Mercedes-Benz USA, LLC MAY 20, 2022 NHTSA Recall No. : 22V-261 Manufacturer Recall No. : 2022050005 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 : 129 Estimated percentage with defect : 3 % Vehicle Information : Vehicle 1 : 2021-2021 Mercedes-Benz GLC 300 Vehicle Type : LIGHT VEHICLES Body Style : 4-DOOR Power Train : GAS Descriptive Information : Mercedes-Benz 2021 GLC 300 29 Vehicles The recall population was determined through production records. Vehicles outside of the recall population have headlamp electrical connector sealing plugs installed according to current production specifications. Production Dates : MAY 31, 2021 – JUN 28, 2021 VIN Range 1 : Begin : NR End : NR Not sequential Vehicle 2 : 2021-2021 Mercedes-Benz GLC 300 4Matic Vehicle Type : LIGHT VEHICLES Body Style : 4-DOOR Power Train : GAS Descriptive Information : Mercedes-Benz 2021 GLC 300 4Matic 82 Vehicles The recall population was determined through production records. Vehicles outside of the recall population have headlamp electrical connector sealing plugs installed according to current production specifications. Production Dates : MAY 31, 2021 – JUN 28, 2021 VIN Range 1 : Begin : NR End : NR Not sequential Part 573 Safety Recall Report 22V-261 Page 2 Vehicle 3 : 2021-2021 Mercedes-Benz Mercedes-AMG GLC 43 4Matic Vehicle Type : LIGHT VEHICLES Body Style : 4-DOOR Power Train : GAS Descriptive Information : Mercedes-Benz 2021 Mercedes-AMG GLC 43 4Matic 11 Vehicles The recall population was determined through production records. Vehicles outside of the recall population have headlamp electrical connector sealing plugs installed according to current production specifications. Production Dates : MAY 31, 2021 – JUN 28, 2021 VIN Range 1 : Begin : NR End : NR Not sequential Vehicle 4 : 2021-2021 Mercedes-Benz Mercedes-AMG GLC 63 4Matic Vehicle Type : LIGHT VEHICLES Body Style : 4-DOOR Power Train : GAS Descriptive Information : Mercedes-Benz 2021 Mercedes-AMG GLC 63 4Matic 6 Vehicles The recall population was determined through production records. Vehicles outside of the recall population have headlamp electrical connector sealing plugs installed according to current production specifications. Production Dates : MAY 31, 2021 – JUN 28, 2021 VIN Range 1 : Begin : NR End : NR Not sequential Vehicle 5 : 2021-2021 Mercedes-Benz Mercedes-AMG GLC 63 S 4Matic Vehicle Type : LIGHT VEHICLES Body Style : 4-DOOR Power Train : GAS Descriptive Information : Mercedes-Benz 2021 Mercedes-AMG GLC 63 S 4Matic 1 Vehicles The recall population was determined through production records. Vehicles outside of the recall population have headlamp electrical connector sealing plugs installed according to current production specifications. Production Dates : MAY 31, 2021 – JUN 28, 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”) 2021 GLC (253 platform) vehicles, the electrical connection to the headlamps might not be watertight. FMVSS 1 : NR FMVSS 2 : NR Description of the Safety Risk : In the event of moisture ingress into the electrical connection, the sealing integrity of the connection might be impaired. In this case, a failure of the The information contained in this report was submitted pursuant to 49 CFR §573 Part 573 Safety Recall Report 22V-261 Page 3 headlamps could not be ruled out and subsequently, the risk of a crash might increase. Description of the Cause : Due to a deviation in the production process of a supplier, certain connector sealing plugs might not be installed in the connector housings according to current production specifications. Identification of Any Warning that can Occur : Before the issue occurs, the driver may be made aware of the issue by fogged headlamps. When the issue occurs, the driver is informed by a warning message in the instrument cluster. Involved Components : Component Name 1 : Plug Connector (non LED-Headlamp) Component Description : Plug Connector Component Part Number : A0525456026 Component Name 2 : Plug Connector (LED-Headlamp) Component Description : Plug Connector Component Part Number : A0525455626 Supplier Identification : Component Manufacturer Name : DAS Dräxlmaier Automotivsysteme GmbH Address : Landshuter Str. 100 Vilsbiburg Foreign States 84137 Country : Germany Chronology : In June 2021, MBAG started the investigation due to moisture being detected in a headlamp during a tightness test of a vehicle at the vehicle plant. Further analysis indicated that sealing plugs in a connector housing were not correctly installed. As a precautionary measure, a plant action was released to check all available vehicles in the plant. Furthermore, all potentially affected wiring harnesses in stock were inspected. In parallel, a root cause analysis was started in cooperation with the supplier to identify any possible deviation along with The information contained in this report was submitted pursuant to 49 CFR §573 Part 573 Safety Recall Report 22V-261 Page 4 The information contained in this report was submitted pursuant to 49 CFR §573 determining the potentially affected production period. During execution of the plant action, several thousand vehicles were checked. As a result, in a few vehicles sealing plugs were not correctly installed. Therefore, the analysis of potential impacts began in the end of October 2021. At the beginning of January 2022, the range of potentially affected wiring harnesses was evaluated. Subsequently, it was possible to identify potentially affected vehicles. Further investigations were conducted in February 2022 to determine if the issue may affect both headlamps on the vehicle at the same time. On April 8, 2022, MBAG determined that a potential safety risk cannot be ruled out and decided to conduct a recall. Description of Remedy : Description of Remedy Program : An authorized Mercedes-Benz dealer will check the sealing plugs on the headlamp electrical connection and headlamps with regards to the affected vehicles and replace, 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 : Identify How/When Recall Condition was Corrected in Production : Headlamp electrical connector sealing plugs installed according to current production specifications. Remedy part: A0005457880 – Sealing plugs A change in the production procedure of our supplier ensures that this issue can no longer occur from July 09, 2021 onwards. Recall Schedule : Description of Recall Schedule : Dealers will be notified of the pending voluntary recall campaign on April 22, 2022. Owners will be notified of the voluntary recall campaign on or before June 03, 2022. A copy of all communications will be provided when available. Planned Dealer Notification Date : APR 22, 2022 – NR Planned Owner Notification Date : JUN 03, 2022 – NR * NR – Not Reported

**************************************************************************************************************

OMB Control No.: 2127-0004 Part 573 Safety Recall Report 22V-261 The information contained in this report was submitted pursuant to 49 CFR §573 Manufacturer Name : Submission Date : Mercedes-Benz USA, LLC APR 15, 2022 NHTSA Recall No. : 22V-261 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 : 129 Estimated percentage with defect : 3 % Vehicle Information : Vehicle 1 : 2021-2021 Mercedes-Benz GLC 300 Vehicle Type : LIGHT VEHICLES Body Style : 4-DOOR Power Train : GAS Descriptive Information : Mercedes-Benz 2021 GLC 300 29 Vehicles The recall population was determined through production records. Vehicles outside of the recall population have headlamp electrical connector sealing plugs installed according to current production specifications. Production Dates : MAY 31, 2021 – JUN 28, 2021 VIN Range 1 : Begin : NR End : NR Not sequential Vehicle 2 : 2021-2021 Mercedes-Benz GLC 300 4Matic Vehicle Type : LIGHT VEHICLES Body Style : 4-DOOR Power Train : GAS Descriptive Information : Mercedes-Benz 2021 GLC 300 4Matic 82 Vehicles The recall population was determined through production records. Vehicles outside of the recall population have headlamp electrical connector sealing plugs installed according to current production specifications. Production Dates : MAY 31, 2021 – JUN 28, 2021 VIN Range 1 : Begin : NR End : NR Not sequential Part 573 Safety Recall Report 22V-261 Page 2 Vehicle 3 : 2021-2021 Mercedes-Benz Mercedes-AMG GLC 63 4Matic Vehicle Type : LIGHT VEHICLES Body Style : 4-DOOR Power Train : GAS Descriptive Information : Mercedes-Benz 2021 Mercedes-AMG GLC 63 4Matic 6 Vehicles The recall population was determined through production records. Vehicles outside of the recall population have headlamp electrical connector sealing plugs installed according to current production specifications. Production Dates : MAY 31, 2021 – JUN 28, 2021 VIN Range 1 : Begin : NR End : NR Not sequential Vehicle 4 : 2021-2021 Mercedes-Benz Mercedes-AMG GLC 63 S 4Matic Vehicle Type : LIGHT VEHICLES Body Style : 4-DOOR Power Train : GAS Descriptive Information : Mercedes-Benz 2021 Mercedes-AMG GLC 63 S 4Matic 1 Vehicles The recall population was determined through production records. Vehicles outside of the recall population have headlamp electrical connector sealing plugs installed according to current production specifications. Production Dates : MAY 31, 2021 – JUN 28, 2021 VIN Range 1 : Begin : NR End : NR Not sequential Vehicle 5 : 2021-2021 Mercedes-Benz Mercedes-AMG GLC 43 4Matic Vehicle Type : LIGHT VEHICLES Body Style : 4-DOOR Power Train : GAS Descriptive Information : Mercedes-Benz 2021 Mercedes-AMG GLC 43 4Matic 11 Vehicles The recall population was determined through production records. Vehicles outside of the recall population have headlamp electrical connector sealing plugs installed according to current production specifications. Production Dates : MAY 31, 2021 – JUN 28, 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”) 2021 GLC (253 platform) vehicles, the electrical connection to the headlamps might not be watertight. FMVSS 1 : NR FMVSS 2 : NR Description of the Safety Risk : In the event of moisture ingress into the electrical connection, the sealing integrity of the connection might be impaired. In this case, a failure of the The information contained in this report was submitted pursuant to 49 CFR §573 Part 573 Safety Recall Report 22V-261 Page 3 headlamps could not be ruled out and subsequently, the risk of a crash might increase. Description of the Cause : Due to a deviation in the production process of a supplier, certain connector sealing plugs might not be installed in the connector housings according to current production specifications. Identification of Any Warning that can Occur : Before the issue occurs, the driver may be made aware of the issue by fogged headlamps. When the issue occurs, the driver is informed by a warning message in the instrument cluster. Involved Components : Component Name 1 : Plug Connector (non LED-Headlamp) Component Description : Plug Connector Component Part Number : A0525456026 Component Name 2 : Plug Connector (LED-Headlamp) Component Description : Plug Connector Component Part Number : A0525455626 Supplier Identification : Component Manufacturer Name : DAS Dräxlmaier Automotivsysteme GmbH Address : Landshuter Str. 100 Vilsbiburg Foreign States 84137 Country : Germany Chronology : In June 2021, MBAG started the investigation due to moisture being detected in a headlamp during a tightness test of a vehicle at the vehicle plant. Further analysis indicated that sealing plugs in a connector housing were not correctly installed. As a precautionary measure, a plant action was released to check all available vehicles in the plant. Furthermore, all potentially affected wiring harnesses in stock were inspected. In parallel, a root cause analysis was started in cooperation with the supplier to identify any possible deviation along with The information contained in this report was submitted pursuant to 49 CFR §573 Part 573 Safety Recall Report 22V-261 Page 4 The information contained in this report was submitted pursuant to 49 CFR §573 determining the potentially affected production period. During execution of the plant action, several thousand vehicles were checked. As a result, in a few vehicles sealing plugs were not correctly installed. Therefore, the analysis of potential impacts began in the end of October 2021. At the beginning of January 2022, the range of potentially affected wiring harnesses was evaluated. Subsequently, it was possible to identify potentially affected vehicles. Further investigations were conducted in February 2022 to determine if the issue may affect both headlamps on the vehicle at the same time. On April 8, 2022, MBAG determined that a potential safety risk cannot be ruled out and decided to conduct a recall. Description of Remedy : Description of Remedy Program : An authorized Mercedes-Benz dealer will check the sealing plugs on the headlamp electrical connection and headlamps with regards to the affected vehicles and replace, 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 : Identify How/When Recall Condition was Corrected in Production : Headlamp electrical connector sealing plugs installed according to current production specifications. Remedy part: A0005457880 – Sealing plugs A change in the production procedure of our supplier ensures that this issue can no longer occur from July 09, 2021 onwards. Recall Schedule : Description of Recall Schedule : Dealers will be notified of the pending voluntary recall campaign on April 22, 2022. Owners will be notified of the voluntary recall campaign on or before June 14, 2022. A copy of all communications will be provided when available. Planned Dealer Notification Date : APR 22, 2022 – NR Planned Owner Notification Date : JUN 14, 2022 – NR * NR – Not Reported

SEOCONTENT-END