Fuel Pump Wiring Diagram (2003-2007 V8 Chevrolet Express, GMC Savana)

Fuel Pump Circuit Wiring Diagram. 2003, 2004, 2005, 2006, 2007 4.8L, 5.3L, 6.0L Chevrolet Express And GMC Savana.

APPLIES TO: This simplified fuel pump circuit wiring diagram applies to the following vehicles:

Chevrolet:

  • Express (1500):
    • 4.8L, 5.3L: 2003, 2004, 2005, 2006, 2007
  • Express (2500):
    • 4.8L, 5.3L, 6.0L: 2003, 2004, 2005, 2006, 2007
  • Express (3500):
    • 4.8L, 6.0L: 2003, 2004, 2005, 2006, 2007

GMC:

  • Savana (1500):
    • 4.8L, 5.3L: 2003, 2004, 2005, 2006, 2007
  • Savana (2500):
    • 4.8L, 5.3L, 6.0L: 2003, 2004, 2005, 2006, 2007
  • Savana (3500):
    • 4.8L, 6.0L: 2003, 2004, 2005, 2006, 2007

This typical circuit diagram includes the following circuits: fuel pump relay and fuel pump.

The fuel pump can easily be tested with a fuel pressure test gauge. You can find the tutorial here:

RELATED WIRING DIAGRAMS:

More Chevrolet Express (GMC Savana) Tutorials

You can find a complete list of V8 Chevrolet Express (GMC Savana) tutorials in this index:

Here's a small sample of the tutorials you'll find in the index:

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