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Home >> Chevrolet >> 2001 >> Venture Base, Van Passenger Extended >> Repair and Diagnosis >> External Pages >> Different car >> Section 150 (Engine Controls - System & Component Testing) >> Fuel Systems >> Fuel Pump Electrical Circuit Diagnosis >> Diagnostic Aids

Diagnostic Aids

WARNING: This page is about a different car, the 2003 Pontiac Aztek and 2003 Buick Rendezvous. However, it is still accessible from the selected car via links, so may be relevant.

Listen for an audible hiss from fuel pump when fuel pump relay is commanded on. A vibration in the fuel feed line when fuel pump relay is commanded on indicates that the fuel pump is operating.

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