2020 Mercedes-Benz C 300, 2020 Mercedes-Benz E 350, 2020 Mercedes-Benz GLC 300 Recall: Screws that retain the turbocharger oil feed and return lines may not have…
NHTSA campaign 20V364000 · Engine and Engine Cooling · filed Jun 22, 2020 · verified Jul 30, 2026
The defect
Mercedes-Benz USA, LLC. (MBUSA) is recalling certain 2020 C300, E350, and GLC300 vehicles equipped with turbocharged 4-cylinder gasoline engines. The screws that retain the turbocharger oil feed and return lines may not have been properly tightened, possibly resulting in an oil leak.
The risk
An oil leak in the presence of an ignition source such as hot engine or exhaust components can increase the risk of a fire.
Check whether your specific vehicle is affected
Recall campaigns often cover only certain VIN ranges. Enter your VIN on the official NHTSA site to confirm whether your vehicle is included and whether the repair is still open.
Check VIN on NHTSA →The fix — what to do
MBUSA will notify owners, and dealers will inspect the turbocharger oil lines and tighten them as necessary, free of charge. The recall began August 17, 2020. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's number for this recall is 2020070017.
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.
Affected vehicles
| Make | Model | Model years |
|---|---|---|
| Mercedes-Benz | C 300 | 2020 |
| Mercedes-Benz | E 350 | 2020 |
| Mercedes-Benz | GLC 300 | 2020 |
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All Mercedes-Benz C 300 recalls → · All Mercedes-Benz recalls →
Source: NHTSA recall database, campaign 20V364000 (manufacturer number 2020070017). Data last verified Jul 30, 2026.