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Home >> GMC >> 2003 >> Safari Van Cargo, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 22 (Theft Deterrent System) >> Diagnostic Tests >> DTC B2948: PASSLOCK(tm) SENSOR POWER CIRCUIT HIGH >> Diagnostic Aids

Diagnostic Aids

WARNING: This page is about a different car, the 2002 GMC Savana, 2002 Chevrolet Chevy Express, 2001 GMC Savana, and 2001 Chevrolet Chevy Express. However, it is still accessible from the selected car via links, so may be relevant.

Use a scan tool in order to inspect Passlock(tm) module data voltage and Passlock(tm) module code. Inspect Passlock(tm) module sensor harness for an intermittent or a short to voltage. Perform tests while wiggling wiring.

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