1998 GMC Sonoma Q&A
1998 GMC Sonoma Question: fuel pump
Did a lot of fuel run out of the line when it was disconnected for the pump? If so, then there's air in the line and you'll have to bleed it out at the fuel pressure test port. I'm assuming that the fuel pump is running when you're trying to start the engine. If not, check the power and ground at the pump for starters. - Superbob
Replace fuel pump with new GT280 connector Wiring is correct.What else could make the sensor light stay on?
The fuel pump may fail causing the engine to stall and not restart. Our technicians recommend replacing the...
...s back up to only die again in less than 1/2 mile sometimes. Could this be caused by a failing fuel pump, and just a note. I just bought this truck used and was made aware of this problem but I have...