Section 77 (Lighting System - Diagnostic Information And Procedures)
WARNING: This page is about a different car, the 2020 Cadillac CT4. However, it is still accessible from the selected car via links, so may be relevant.
- Diagnostic Information and Procedures
- Lighting Component Replacement Reference
- DTC B100D
- DTC B1048
- DTC B108E
- DTC B1143
- DTC B11D1 or B11D2
- DTC B1236 (Lighting Control Module)
- DTC B15A7
- DTC B15A8
- DTC B1837
- DTC B1919
- DTC B191A
- DTC B1992 or B1993
- DTC B1994 or B1995
- DTC B1996 or B1997
- DTC B1998 or B1999
- DTC B199A or B199B
- DTC B199C or B199D
- DTC B19A0
- DTC B19A1 or B19A2
- DTC B19A3 or B19A4
- DTC B1A2F
- DTC B1A4F
- DTC B1A58 or B1A59
- DTC B1A75
- DTC B1AAD
- DTC C10A1
- DTC C10DA
- DTC C113B
- DTC C1304
- DTC P188B
- DTC P2299
- Symptoms - Lighting
- Backup Lamps Malfunction
- Courtesy Lamps Malfunction
- Daytime Running Lamps Malfunction (Without T87)
- Daytime Running Lamps Malfunction (With T87)
- Dome Lamps Malfunction
- Exterior Courtesy Lamps Malfunction
- Hazard Lamps Malfunction
- Headlamps Malfunction
- Interior Accent Lighting Malfunction
- Interior Backlighting Malfunction
- Park, License, and/or Tail Lamps Malfunction
- Rear Compartment Lamp Malfunction
- Stop Lamps Malfunction
- Turn Signal Lamps and/or Indicators Malfunction