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Home >> GMC >> 2002 >> Yukon Denali >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Headlights >> Lighting Systems >> Diagnostic Information & Procedures >> DTC B2642: Ground Illumination Relay Control Circuit Open Or Shorted To Ground >> Action Taken When the DTC Sets

Action Taken When the DTC Sets

The ground illumination lamps will not function.

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