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Home >> GMC >> 2006 >> Sierra 1500 HD, RWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 23 (Engine Controls - 8.1L - Troubleshooting & Diagnosis) >> Fuel Pump Electrical Circuit Diagnosis >> Diagnostic Aids

Diagnostic Aids

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A fuel pump prime terminal is available at the underhood bussed electrical center (UBEC). Refer to the UBEC cover for terminal location.

The following conditions may have caused the fuel pump fuse to open:

For an intermittent condition, refer to Testing for Intermittent Conditions and Poor Connections in Wiring Systems.