GMC R/V 1500 Series Cars

Questions

New Fuel Pump, Won't Turn On.

1987 gmc sierra with fuel tanks. Fuel pump was intermittently turning on. Swapped with new kne, turned on once and now will not turn on at all. Connected to external power source and it turns on. ...

Location Of Fuel Filter

I have a 1990 GMC V1500 SLE 350 "ROLLS-ROYCE EDITION" Where is the fuel filter its not on either side?????