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Home >> GMC >> 2006 >> Sierra 1500 HD, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 923 (Engine Controls And Fuel - 4.3L - Diagnosis & Troubleshooting) >> Fuel Pump Electrical Circuit Diagnosis >> Reference Information

Reference Information

WARNING: This page is about a different car, the 2007 GMC Sierra and 2007 Chevrolet Silverado. However, it is still accessible from the selected car via links, so may be relevant.

Schematic Reference 

Engine Controls Schematics

Connector End View Reference 

Electrical Information Reference 

Scan Tool Reference 

Special Tools Required 

J 43244  Relay Puller Pliers. See Special Tools .