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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 B3884 >> Diagnostic Fault Information

Diagnostic Fault Information

Circuit Short to Ground Open/High Resistance Short to Voltage Signal Performance
Center High Mounted Brake Lamp Control B3884 02 B3884 04 1 -
Center High Mounted Brake Lamp Ground - 2 - -
1. Center High Mounted Brake Lamp Always ON
2. Center High Mounted Brake Lamp Always OFF