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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 B3883 >> Circuit/System Verification

Circuit/System Verification

Ignition ON, turn the headlamp switch between the PARK and OFF positions. The license plate lamps should turn ON and OFF when changing between the selected states.