Gmx sonoma fuel problem
Asked by Landon4231 May 21, 2016 at 12:27 AM about the 1994 GMC Sonoma 2 Dr SLS Standard Cab SB
Question type: Maintenance & Repair
I have a 94 GMC Sonoma with a 4.3 TBI I am
getting no power at fuel pump but I can use the
fuel pump test wire to start it and then unplug the
wire and it will keep running I have changed the
pump, the pump relay. Checked the fuses, and the
oil pressure switch.
4 Answers
Auto_Centric answered 8 years ago
Check the fuel pump Relay under the hood (on firewall) before getting to the fuel pump circuit wiring.
Landon4231 answered 8 years ago
The fuel pump relay is under the radio in the dash. There are 3 relays on the fire wall but in my book it says there something else