Where can I find a fuel system diagram for a 2002 GMC Sonoma crew cab Zr5
Fuel pump in tank to fuel filter on frame rail, to a connector on back of motor, to fuel injector spider. There is a test port for pressure near the connector on the back of the motor.
1 out of 1 people think this is helpful.
Search GMC Sonoma Questions
GMC Sonoma Experts