Table 1 shows two common diesel fuel system related problems of the 2019 GMC Sierra 2500. The number one most common problem is related to the diesel fuel system (two problems). The second most common problem is related to the delivery fuel pump control/drive module (one problem).
| Problem Category | Number of Problems |
|---|---|
| Diesel Fuel System problems | |
| Delivery Fuel Pump Control/drive Module problems |
The contact owns a 2019 GMC Sierra 2500. The contact stated that while her husband was driving 30 mph and depressing the accelerator pedal, there was an abnormal sound coming from the front of the vehicle, and the vehicle lost power unexpectedly. Read details...
The contact owns a 2019 GMC Sierra 2500. The contact stated while driving 10 mph, the vehicle lost motive power and stalled and shut off independently. The vehicle was towed to a dealer and was diagnosed, and it was determined that the fuel pump control module needed to be replaced. Read details...