Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSPONTIAC2006G6 GTP, 2D COUPE, STANDARDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 391 (LIGHTING SYSTEMS)
2006 Pontiac G6 GTP, 2D Coupe, Standard
Section 391 (Lighting Systems)
2006 Pontiac G6 GTP, 2D Coupe, StandardSECTION Section 391 (Lighting Systems)
WARNING: This page is about a different car, the 2006 Pontiac Montana SV6, 2006 Chevrolet Uplander, and 2006 Buick Terraza. However, it is still accessible from the selected car via links, so may be relevant.
- Specifications
- Schematic and Routing Diagrams
- Component Locator
- Lighting Systems Component Views
- Lighting Systems Connectors
- Ambient Light Sensor
- Backup Lamp - Left
- Backup Lamp - Right
- Brake Pedal Position (BPP) Sensor
- Cargo Lamp
- Center High Mounted Stop Lamp (CHMSL)
- Courtesy/Reading Lamp - Center
- Courtesy/Reading Lamp - Front
- Door Jamb Switch - Liftgate
- Headlamp - High Beam - Left (Early Production)
- Headlamp - High Beam - Left (Late Production)
- Headlamp - High Beam - Right (Early Production)
- Headlamp - High Beam - Right (Late Production)
- Headlamp - Low Beam - Left
- Headlamp - Low Beam - Right
- Headlamp Switch
- License Lamp - Left
- License Lamp - Right
- Marker Lamp - LF
- Marker Lamp - RF
- Multifunction Switch - I/P
- Park/Turn Signal Lamp - LF
- Park/Turn Signal Lamp - RF
- Roof Rail Reading Lamp - Left
- Roof Rail Reading Lamp - Right
- Sliding Door Jamb Switch - Left
- Sliding Door Jamb Switch - Right
- Tail/Stop and Turn Signal Lamp - Left
- Tail/Stop and Turn Signal Lamp - Right
- Tail Lamp - Left
- Tail Lamp - Right
- Turn Signal/Multifunction Switch C1 (Early Production)
- Turn Signal/Multifunction Switch C1 (Late Production)
- Turn Signal/Multifunction Switch C2
- Turn Signal/Multifunction Switch C3
- Turn Signal/Multifunction Switch C4 (C25)
- Vanity Mirror Lamp - Left (DH6)
- Vanity Mirror Lamp - Right (DH6)
- Diagnostic Information and Procedures
- Diagnostic Code Index
- Diagnostic Starting Point - Lighting Systems
- Scan Tool Output Controls
- Scan Tool Data List
- Scan Tool Data Definitions
- DTC B2545
- DTC B2580
- DTC B2610
- DTC B2645
- DTC B3445
- DTC B3838
- DTC B3948
- DTC B3949
- DTC B3950
- DTC B3951
- DTC C0277
- DTC C0278
- DTC C0283
- DTC C0870
- DTC P0572
- DTC P0573
- Symptoms - Lighting Systems
- Automatic Lamp Control Inoperative
- Backup Lamps Inoperative
- Courtesy Lamps Always On
- Courtesy Lamps Inoperative
- Daytime Running Lamps (DRL) Defeat Inoperative
- Daytime Running Lamps (DRL) Inoperative
- Hazard Lamps Always On
- Hazard Lamps Inoperative
- Headlamps Always On - Low or High Beam
- Headlamps Inoperative - High Beams
- Headlamps Inoperative - Low Beams
- Headlamps Inoperative - Flash to Pass
- Illuminated Entry Lamps Inoperative
- Interior Backlighting Does Not Dim
- Interior Backlighting Inoperative
- Park, License and Tail Lamps Always On
- Park, License and Tail Lamps Inoperative
- Reading Lamp(s) Always On
- Reading Lamp(s) Inoperative
- Stop Lamps Always On
- Stop Lamps Inoperative
- Turn Signal Lamps and/or Indicators Always On or Flashing
- Turn Signal Lamps and/or Indicators Inoperative
- Vanity Mirror Lamp(s) Always On
- Vanity Mirror Lamp(s) Inoperative
- Repair Instructions
- Daytime Running Lamp, Park and Turn Signal Lamp and Bulb Replacement - Front
- Brake Pedal Position Sensor Calibration
- Brake Pedal Position Sensor Replacement
- Headlamp Switch Replacement
- Dome Lamp Override Switch Replacement
- Door Jamb Switch Replacement - Rear
- Daytime Running Lamps (DRL) Ambient Light Sensor Replacement
- Reading Lamp and Bulb Replace - Overhead Console
- Multifunction Switch Replacement - Overhead Console
- Vanity Mirror Lamp Replacement
- Dome Lamp Replacement
- Dome Lamp Bulb Replacement
- Headlamp Assembly or Headlamp Bulb Replacement
- Headlamp Aiming (Domestic)
- Headlamp Aiming (European)
- High Mounted Stop Lamp Replacement
- Cargo Lamp Replacement
- License Lamp Replacement
- Tail Lamp Assembly and /or Backup, Sidemarker, Stop, Turn Signal Bulb Replacement
- Roof Side Rail Lamp Replacement
- Description and Operation
RENDER: 1.0x
NO RELATED
Recommended Tools & Savings
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Pair factory procedures with proven DIY tools so the instructions are easier to execute.
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.