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Home >> GMC >> 2002 >> Yukon Denali >> Repair and Diagnosis (Single Page) >> Body & Frame >> Door Locks >> Theft Deterrent System >> Diagnostic Information and Procedures >> DTC B2947 >> Diagnostic Aids

Diagnostic Aids

Inspect for a short between the Passlock sensor power circuit and the Passlock sensor ground circuit, or a short to ground on the Passlock sensor power circuit.