GMC Sierra 3500 Questions Any type
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my 4wd not work I drive in 2wd only I have try to fix it but no success I replace the dash switch still no 4wd only 2wd and I can hear the transfer switch shift and the 4wd light will only flash the 2...
when run for a while it stop backing up
I have been trying to replace the ac/heater actuator in my 2003 GMC duramax, but I can not get the pins lined up correctly.
does ecm control fuel pump and alternator and injector pump... because seems like the three are confused ,,, they work properly then not then do then not.
The1982 GMC CEAREL V.8 305 engin wll not start what could stop it from starting
Recently checked fluid level .drove to store aprox 8 miles got into leave had no fowrd gears checked fluid had lost 3quarts no burnt smell refilled still nothing so i puet it in reverse and drove...
My 95 GMC won't start. My diagnostic tool says that rich exhaust is indicated ( left side on dual oxygen models) and says DTC 54 fuel pump circut fault or mixture control solenoid fault or electroni...