When depressing the throttle, occasionally there is no response form the engine or a significant delay coupled with erratic engine revving behavior. When this happens the car has no drive power, but power brakes and steering are unaffected. The engine sits at idle speed. This has happened on multiple occasions when in or crossing traffic. The issue may present and then disappear after 15-45 seconds with no other action being taken.

- Fort Mill, SC, USA

The contact owns a 2019 Mercedes-Benz C300. The contact stated while stationary, the vehicle shutoff without warning. The contact was able to restart the vehicle. The vehicle was taken to the local dealer keyes european (5400 van nuys blvd, sherman oaks, ca 91401 (818) 574-5053) where it was diagnosed with no failures. The vehicle was not repaired. The manufacturer was informed of failure and informed the contact to take the vehicle to be repaired. The failure mileage was approximately 4,700. ## VIN passed ## Mercedes-Benz 2019 C300 ##

- Sherman Oaks, CA, USA

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. The failure mileage was 6,000.

- Orlando, FL, USA

The contact owns a 2019 Mercedes-Benz C300. While driving approximately 35 mph, the vehicle unexpectedly shut off without warning. The vehicle was towed to euro motorcars bethesda (7020 arlington rd, bethesda, md 20814) for diagnostic testing, but the cause of the failure could not be determined. The vehicle was not repaired. The manufacturer was not notified of the failure. The failure mileage was 1,250. The VIN was unknown.

- Bethesda, MD, USA

The contact owns a 2019 Mercedes-Benz C300W. The contact purchased the vehicle on April 6, 2019. On April 10, 2019 he took the vehicle back to the dealer (Mercedes-Benz of sarasota, 4754 clark rd, sarasota, fl 34233, (941) 275-1293) because it shook violently while driving and the engine felt like it was losing power at 20 mph. 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. The contact called the manufacturer and was informed that the case would be assigned to a case manager and he would be called back within 24 hours. If the issue could not be resolved, the case would be turned over to an executive investigating squad. The dealer called the contact and asked for a call back. After several attempts to call the dealer, the contact had not heard back. The failure mileage was 1,700.

- Sarasota, FL, USA