2019 Mercedes-Benz C300 engine problems
17 complaints about engine have been filed for the 2019 Mercedes-Benz C300, which is 18% of all its NHTSA complaints. It is the most reported problem area for this model year.
At a glance
- Complaints
- 17 18% of this year's complaints
- Crashes and fires
- 0 and 0
- Injuries and deaths
- 0 and 0
Source: NHTSA owner complaints
What the data shows
None of the engine complaints mention a crash, fire, injury or death.
What owners wrote
Tl* the contact owns a 2019 mercedes-benz c300w. The contact purchased the vehicle on april 6, 2019. Also, an abnormal noise was heard. The dealer stated that the failures were not abnormal. The dealer test drove the vehicle with the windows up and could not replicate the failures; however, they stated that the noise was due to a design fault that occurred when the rear windows were open. The contact spoke with the state attorney general's office and was advised to pursue his concern under the state lemon law.
Tl* the contact leased a 2019 mercedes-benz c300. The contact stated that while driving at 70 MPH, the vehicle decelerated independently to 30 MPH with the check engine warning light illuminated. The failure was experienced three times. The vehicle was towed to three unknown dealers where the vehicle was diagnosed and the contact was informed that the high-pressure fuel pump needed to be replaced. The ECM was also replaced however, the repair failed to fix the failure. The vehicle was not repaired.