Ik have a 1990 corsica with a 3.1 engine. i put a new fuel pump and Delco series parallel switch wiring diagram Fuel pump diagram chevy wiring 1500 1994 1990 gmc relay engine silverado chevrolet 1989 corsica power put pickup transmission gm
Delco Series Parallel Switch Wiring Diagram - Wiring Diagram
Delco schematics
Delco Series Parallel Switch Wiring Diagram - Wiring Diagram
IK have a 1990 corsica with a 3.1 engine. I put a new fuel pump and