NHTSA (USA)Critical
2020 MERCEDES-BENZ C 300NHTSA Campaign #20V364000
The official notice
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.
Safety 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.
Remedy
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.
90 vehicles affectedMfr ref: 2020070017Updated June 10, 2026