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Home >> Buick >> 2012 >> Regal Turbo, Automatic Trans >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Interior/Illumination Lights >> Lighting System >> Diagnostic Information and Procedures >> DTC B3881 or B3882 >> Circuit/System Verification

Circuit/System Verification

Ignition ON, command the Left Park Lamps ON and OFF with a scan tool. The park lamps should turn ON and OFF while changing between the commanded states.