Diesel Fuel System Problems of Chevrolet Silverado 2500

Chevrolet Silverado 2500 owners have reported 47 diesel fuel system related problems since 1996. Table 1 shows the 3 most common diesel fuel system problems. The number one most common problem is related to the vehicle's diesel fuel system (45 problems). The second most common problem is related to the vehicle's diesel fuel system tank assembly (1 problem). For details of each of the problem category, use the links in the table.

Table 1. Diesel Fuel System related problems of Chevrolet Silverado 2500


Recently reported Diesel Fuel System problems of Chevrolet Silverado 2500

The Diesel Fuel System problem

The contact owns a 2020 Chevrolet silverado. The contact stated that while attempting to remote start the vehicle, the vehicle failed to start. The contact was able to manually start the vehicle however, the message "service emissions system - speed limited to 65 mph" was displayed.   Read details...

The Diesel Fuel System Tank Assembly problem

The contact owns a 2016 Chevrolet Silverado 2500. The contact stated upon starting the vehicle, the check engine warning light illuminated. The contact used a diagnostic scanner and retrieved dtc: p21dd.   Read details...

The Delivery Fuel Pump problem

Vehicle stopped without warning due to the cp4 pump failure in the diesel truck. This pump has been recalled by other manufacturers but not by gm / Chevrolet which is the maker of my vehicle.   Read details...




Silverado 2500 Service Bulletins
Silverado 2500 Defect Investigations