2020 Chevrolet Silverado 1500: fuel leak

Filed Sep 2, 2025 · Engine, Fuel system · 68,000 miles · FL

The contact owns a 2020 Chevrolet Silverado 1500. The contact stated that while driving at a moderate speed, the fuel warning light had appeared on the instrument panel. After fueling the vehicle at a gas station, the vehicle began to hesitate while depressing the accelerator pedal, with several warning lights, including the "Engine Power Reduced" and "Service ESC" illuminated. Due to the failure, the contact had the vehicle towed to a dealer. The dealer informed the contact that the starter needed to be replaced because the vehicle had failed to start. The mechanic performed a diagnostic test and discovered that the fuel injectors were defective and leaking fuel into the engine. The mechanic diagnosed the vehicle with engine failure and provided the contact with an estimate for repair. The manufacturer was notified of the failure but offered no assistance. The contact was then referred to the federal safety agency Hotline to report the failure. The vehicle was not repaired. The failure mileage was approximately 68,000.

Filed Dec 12, 2024 · Fuel system, Suspension · TX

The contact owns a 2020 Chevrolet Silverado. The contact stated that while driving at an undisclosed speed, he heard an abnormal sound emanating from the rear end suspension. No warning lights were illuminated. The vehicle was taken to the dealer, who determined that fuel leak from the fuel delivery system resulted corrosion of the left side leaf spring grummet. The vehicle was repaired. The manufacturer was not notified of the failure. The failure mileage was 30,000.

Filed Mar 29, 2024 · Fuel system · 67,500 miles · VA

The contact owns a 2020 Chevrolet Silverado 1500. The contact stated that there was an abnormal odor of raw fuel in the cabin of the vehicle. There was no sign of a fuel leak. There were no warning lights illuminated. The contact had to roll the windows down while driving. The child in the vehicle experienced a headache but medical attention was not provided. The vehicle was taken to the local dealer, who informed the contact that there was no recall on the vehicle for the failure. The vehicle was not diagnosed or repaired. The contact stated that the failure was related to the federal safety agency Campaign Number: 19V837000 (Fuel System, Gasoline). The manufacturer was contacted. The failure mileage was approximately 67,500.

Filed Mar 30, 2023 · Fuel system, Suspension · 25,000 miles · MA

The contact owns a 2020 Chevrolet Silverado 1500. The contact stated that while driving at various speeds there was a loud noise present coming from the front end of the vehicle. The vehicle was taken to the local dealer who discovered that the front driver’s side axle was fractured. The front driver’s side axle was replaced but the contact stated that a slight noise was still present coming from the front end while driving. The cause of the failure was not yet determined. The contact also indicated that while his wife was driving, the odor of fuel was present inside the vehicle. Upon inspection, his wife discovered fuel leaking from the vehicle. The vehicle was taken to the local dealer who diagnosed that the plastic fuel line had cracked causing fuel to leak from the vehicle. The plastic fuel line was replaced, and the failure was fixed. The manufacturer was notified of the failure. The failure mileage was 25,000.

Filed Oct 18, 2021 · Fuel system · MI

High Pressure fuel pump failed external fuel leaking onto exhaust of truck. Lucky the truck didn't catch on fire. Would have if I kept driving. What component or system failed or malfunctioned, and is it available for inspection upon request? High Pressure fuel pump (external leak) under GM warranty they have the parts. Flannery Chevrolet Bad Axe MI How was your safety or the safety of others put at risk? Gas leaking on Hot catalytic converter and cross over pipe. Skid plate was full of fuel. A fire under the truck would have made it very difficult to get out of the vehicle once stopped. Has the problem been reproduced or confirmed by a dealer or independent service center? Towed vehicle to dealership and they diagnosed High Pressure fuel pump leaking. they replaced the pump and appears to he resolved now. Has the vehicle or component been inspected by the manufacturer, police, insurance representatives or others? Not that I know of. GM warranty covered repairs. Vehicle only has 13, 720 miles on it. Were there any warning lamps, messages or other symptoms of the problem prior to the failure, and when did they first appear? Driving down the road started to notice a really bad fuel smell and after stopped you could hear the fuel hissing as it dripped on exhaust pipe. Vehicle sat for 10 mins and had puddle of gas under the front of the transmission. Start the engine again and it continued to drip. I Called towing to come get it.