One problem related to gasoline fuel system has been reported for the 2008 GMC Sierra 2500. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2008 GMC Sierra 2500 based on all problems reported for the 2008 Sierra 2500.
I heard recently that you are investigating faulty fuel guages on gm vehicles. I own a 2008 GMC sierra whose fuel guage gives inaccurate readings also .
| Gasoline Fuel System problems | |
| Fuel Injector problems |