Chevrolet Silverado 3500 owners have reported 68 other fuel system related problems since 1996. Table 1 shows the 6 most common other fuel system problems. The number one most common problem is related to the vehicle's other fuel system (44 problems). The second most common problem is related to the vehicle's other fuel system tank assembly (9 problems). For details of each of the problem category, use the links in the table.
I own a 2015 Chevrolet Silverado 3500hd duramax diesel. At approximately 130,000 miles, the high-pressure cp4 fuel pump failed internally, sending metal shavings throughout the fuel system and contaminating major components. Read details...
Vehicle developed a fuel leak in the return fuel line located at the tank. The fuel line is made of plastic, it has no protection around the fuel line, and is located where natural debris may collect. In this particular incident an acorn became lodged next to fuel line and wore a hole in it. Read details...
Cp4 fuel pump failure and engine failure- started truck that morning, 5 min later it shut off and hasn't started again. Hub exploded making 4wheel drive impossible when driving down hey. Ac blender stopped working ac vents blow hot air on right side of dash while in motion. Read details...
The 2014 chevy Silverado 3500hd duramax diesel comes equipp ed with the bosch cp4 injection fuel pump. This pump is prone to failure at anytime mileage wise. The pump was used in european diesel engines with success since their fuel has a higher content of lubricity. Read details...
P2636 transfer pump - driver indicated fuel gauge was fluctuating from full to empty. Check engine light came on and gauge dropped to empty. Driver saw smoke coming from left side of engine. Upon inspection strong fuel odor. Read details...