GMC owners have reported 41 diesel fuel system related problems since 1996. Table 1 shows the most common problems related the diesel fuel system of GMC vehicles. The number one most common problem is related to the vehicle's diesel fuel system (36 problems). The second most common problem is related to the vehicle's diesel fuel system tank assembly (4 problems).
|Problem Category||Number of Problems|
|Diesel Fuel System problems||
|Diesel Fuel System Tank Assembly problems||
|Diesel Fuel System Pre-heater problems||
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