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Home >> GMC >> 2011 >> Acadia SL, AWD >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Interior/Illumination Lights >> Lighting System >> Diagnostic Information and Procedures >> DTC B2652 >> Circuit/System Verification

Circuit/System Verification

Observe the scan tool Dimming Control Signal parameter. The parameter should change as the dimming is increased and decreased.

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