Chevrolet Avalanche owners have reported 40 gasoline fuel system related problems since 1996. Table 1 shows the 6 most common gasoline fuel system problems. The number one most common problem is related to the vehicle's fuel hoses lines/piping and fittings (11 problems). The second most common problem is related to the vehicle's fuel pump (10 problems). For details of each of the problem category, use the links in the table.
The contact owns a 2007 Chevrolet Avalanche. The contact stated that there was an abnormal odor of antifreeze inside the vehicle. The vehicle was taken to an independent mechanic who informed the contact that there was excessive rust to the subframe and one of fuel tank strap. Read details...
2002 Chevrolet Avalanche fuel pump has quit for the third time in 3 years. Original pump failed at 110,00 miles the next 2 delphi replacements each lasted about 10,000. Read details...
My Avalanche has developed a rough idle at times ever since new. Sometimes it is rougher than other times and is not constant. I had it to the dealer two times and contacted Chevrolet support. Dealer claims there is no problem and since there are no TSB's there is nothing they can do to correct. Read details...
Car stalled unexpectedly on freeway exit for no apparent reason with loss of power steering and all functions. Had to coast to a stop and luckily no other cars were behind us. Additionally, car fuel tank valve does not stop gas when fueling and causes gas to surge out of tank when fueled and onto Read details...
The contact owns a 2013 Chevrolet Avalanche. The contact stated while attempting to refuel the vehicle, the fuel started spilling from the fuel filler neck. The contact stated that the failure had recurred since purchasing the vehicle. Read details...