Section 41 (Lighting System - Diagnostic Information And Procedures (2 Of 2))
WARNING: This page is about a different car, the 2020 Buick Regal TourX, 2020 Buick Regal, 2019 Buick Regal TourX, and 2019 Buick Regal. However, it is still accessible from the selected car via links, so may be relevant.
- Diagnostic Information and Procedures
- DTC B388B or B388C
- DTC B3948 or B3949
- DTC B3950 or B3951
- Diagnostic Instructions
- DTC Descriptors
- Diagnostic Fault Information
- Circuit/System Description
- Conditions for Running the DTC
- Conditions for Setting the DTC
- Action Taken When the DTC Sets
- Conditions for Clearing the DTC
- Reference Information
- Circuit/System Verification
- Circuit/System Testing
- Repair Instructions
- DTC C0010
- DTC C0277 or C0890
- DTC C0297
- Diagnostic Instructions
- DTC Descriptor
- Diagnostic Fault Information
- Circuit/System Description
- Conditions for Running the DTC
- Conditions for Setting the DTC
- Action Taken When the DTC Sets
- Conditions for Clearing the DTC
- Reference Information
- Circuit/System Verification
- Circuit/System Testing
- Repair Instructions
- DTC P0504
- DTC U0241 or U0242 (Headlamp Control Module)
- Diagnostic Instructions
- DTC Descriptor
- Diagnostic Fault Information
- Circuit/System Description
- Diagnostic Aids
- Conditions for Running the DTC
- Conditions for Setting the DTC
- Action Taken When the DTC Sets
- Conditions for Clearing the DTC
- Reference Information
- Circuit/System Verification
- Circuit/System Testing
- Repair Instructions
- DTC U1112-U1117
- Diagnostic Instructions
- DTC Descriptor
- Diagnostic Fault Information
- Circuit/System Description
- Diagnostic Aids
- Conditions for Running the DTC
- Conditions for Setting the DTC
- Action Taken When the DTC Sets
- Conditions for Clearing the DTC
- Reference Information
- Circuit/System Verification
- Circuit/System Testing
- Repair Instructions
- Symptoms - Lighting
- Backup Lamps Malfunction
- Cornering Lamps Malfunction
- Courtesy Lamps Malfunction
- Daytime Running Lamps Malfunction
- Dome Lamps Malfunction
- Front Fog Lamps Malfunction
- Rear Fog Lamps Malfunction
- Glove Box Illumination Malfunction
- Hazard Lamps Malfunction
- High Intensity Discharge Lamp Malfunction
- Headlamps Malfunction
- Headlamp Leveling Malfunction (Manual)
- Headlamp Leveling Malfunction (Automatic)
- Interior Accent Lighting Malfunction
- Interior Backlighting Malfunction
- Lights On Indicator Malfunction
- Park, License, and/or Tail Lamps Malfunction
- Rear Compartment Lamp Malfunction
- Stop Lamps Malfunction
- Sunshade Illumination Malfunction
- Turn Signal Lamps and/or Indicators Malfunction