NHTSA Campaign Number: 16V831
Component(s): STRUCTURE
Potential Number of Units Affected: 799
Manufacturer: Mercedes-Benz
USA, LLC.
SUMMARY:
Mercedes-Benz
USA, LLC (MBUSA) is recalling certain model year 2017 E400 4Matic Coupe, E400 Convertible, E550 Coupe and E550 Convertible vehicles manufactured June 7, 2016, to September 8, 2016.
On the affected vehicles, there may be insufficient clearance between the left catalytic converter and the composite underbody panel.
CONSEQUENCE:
The insufficient clearance may cause the panel to melt, increasing the risk of a fire.
REMEDY:
MBUSA will notify owners, and dealers will inspect and replace the underbody panel, as necessary, free of charge.
The recall is expected to begin in December 2016.
Owners may contact Mercedes customer service at 1-800-367-6372.
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.safercar.gov.
Check if your Mercedes-Benz has a Recall
- QUALITY ASSURED
- Reduces: rough idle, engine surge, hesitation, and spark plus fouling
- 20 oz. bottle.
- Improves: cold start performance, and fuel stability for up to one year
Last update on 2026-06-19 / Affiliate links / Images from Amazon Product Advertising API
- DEEP FUEL SYSTEM CLEANING - Cleans the entire fuel system (injectors, carburetor passageways, intake valves, and chamber areas) to help restore power, MPG, and throttle response.
- FUEL ADDITIVE FOR GASOLINE AND DIESEL ENGINES - Breaks down fuel residues and varnish for smoother idling and cleaner combustion in gasoline and diesel engines.
- OIL TREATMENT FOR ENGINE CLEANING - Cleans sludge and deposits that can restrict oil flow and lubrication in motor oil crankcases, helping support longer engine life in car and truck engines.
- FUEL STABILIZER - Keeps gas or diesel fresh for up to 2 years. Ideal as a fuel stabilizer and gas stabilizer for stored cars, motorcycles, and generators.
- SAFE FOR ALL ENGINES & FUELS - Compatible with all gasoline and diesel fuels and blends, including E10 and E85. Trusted for use as a gasoline and diesel fuel additive.
Last update on 2026-06-19 / Affiliate links / Images from Amazon Product Advertising API
- The world’s #1 fuel additive for both gasoline and diesel engines
- A great tune-up in a bottle – treats gasoline, diesel fuel and increases MPG
- Cleans and lubricates the fuel system, including fuel injectors, carburetor and combustion chamber
- Improves fuel economy by burning excess exhaust emissions
- Increases power and acceleration by improving fuel flow and reducing deposit buildup
Last update on 2026-06-19 / Affiliate links / Images from Amazon Product Advertising API
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