Wiring Diagram Cluster
2003 Pontiac Bonneville Headlight Wiring Diagram
Find headlight circuit schematics, high/low beam relay paths, DRL wiring, and ground points for lighting diagnosis.
Matched Diagrams
48
Variant Used
Bonneville V6-3.8L SC VIN 1
Total Vehicle Diagrams
2966
From Diagram To Fix
Use this wiring page as the jump point, not the dead end
Open the exact diagram, then move directly into the vehicle hub, the repair most likely tied to this system, or the code cluster that usually shows up with it.
Keep context
Vehicle Repair Hub
Step out of raw diagrams and into the full 2003 Pontiac Bonneville hub with repairs, specs, codes, and other systems already tied to this car.
View vehicle repair hub →Likely fix path
Exact Repair Guides
These repair flows most often intersect with headlight diagnosis on this exact vehicle.
Headlight Bulb Replacement →Diagnostic signal
Codes Often Seen With This System
Use the code cluster when wiring faults overlap with check-engine or module-level diagnostics.
P0563: System Voltage High →Top Headlight Diagram Paths
1.Electrical Diagrams > Lighting and Horns > System Diagram > Headlights > Headlights/Daytime Running Lights (DRL) Diagram 1GeneralOpen2.Electrical Diagrams > Lighting and Horns > System Diagram > Headlights > Headlights/Daytime Running Lights (DRL) Diagram 2GeneralOpen3.Electrical Diagrams > Lighting and Horns > System Diagram > Headlights > Headlights/Daytime Running Lights (DRL) Diagram 3GeneralOpen4.Electrical Diagrams > Lighting and Horns > System Diagram > Headlights > Headlights/Daytime Running Lights (DRL) Diagram 4GeneralOpen5.Electrical Diagrams > Headlights > Headlights/Daytime Running Lights (DRL) Diagram 1Lighting and HornsOpen6.Electrical Diagrams > Headlights > Headlights/Daytime Running Lights (DRL) Diagram 2Lighting and HornsOpen7.Electrical Diagrams > Headlights > Headlights/Daytime Running Lights (DRL) Diagram 3Lighting and HornsOpen8.Electrical Diagrams > Headlights > Headlights/Daytime Running Lights (DRL) Diagram 4Lighting and HornsOpen9.Electrical Diagrams > Lighting and Horns > Headlamp SwitchGeneralOpen10.Headlamp — Connector ViewsLighting and HornsOpen11.Headlamp — Diagram Information and InstructionsLighting and HornsOpen12.Connector Views > C101 - C217 > C108 Forward Lamp Harness to Left Headlamp HarnessGeneralOpen13.Connector Views > C101 - C217 > C109 Forward Lamp Harness to Right Headlamp HarnessGeneralOpen14.Connector Views > HeadlampGeneralOpen15.Connector Views > Multiple Junction Connector > C101 - C217 > C108 Forward Lamp Harness to Left Headlamp HarnessGeneralOpen16.Connector Views > Multiple Junction Connector > C101 - C217 > C109 Forward Lamp Harness to Right Headlamp HarnessGeneralOpen17.Electrical Diagrams > Lighting and Horns > HornGeneralOpen18.Electrical Diagrams > Lighting and Horns > System Diagram > Exterior Lights > Exterior Lights Diagram 1GeneralOpen19.Electrical Diagrams > Lighting and Horns > System Diagram > Exterior Lights > Exterior Lights Diagram 2GeneralOpen20.Electrical Diagrams > Lighting and Horns > System Diagram > Exterior Lights > Exterior Lights Diagram 3GeneralOpen21.Electrical Diagrams > Lighting and Horns > System Diagram > Exterior Lights > Exterior Lights Diagram 4GeneralOpen22.Electrical Diagrams > Lighting and Horns > System Diagram > Exterior Lights > Exterior Lights Diagram 5GeneralOpen23.Electrical Diagrams > Lighting and Horns > System Diagram > Exterior Lights > Exterior Lights Diagram 6GeneralOpen24.Electrical Diagrams > Lighting and Horns > System Diagram > Exterior Lights > Exterior Lights Diagram 7GeneralOpen25.Electrical Diagrams > Lighting and Horns > System Diagram > Fog LightsGeneralOpen26.Electrical Diagrams > Lighting and Horns > System Diagram > Interior Lights > Interior Lights Dimming Schematics > Interior Lights Dimming Diagram 1GeneralOpen27.Electrical Diagrams > Lighting and Horns > System Diagram > Interior Lights > Interior Lights Dimming Schematics > Interior Lights Dimming Diagram 2GeneralOpen28.Electrical Diagrams > Lighting and Horns > System Diagram > Interior Lights > Interior Lights Dimming Schematics > Interior Lights Dimming Diagram 3GeneralOpen29.Electrical Diagrams > Lighting and Horns > System Diagram > Interior Lights > Interior Lights Dimming Schematics > Interior Lights Dimming Diagram 4GeneralOpen30.Electrical Diagrams > Lighting and Horns > System Diagram > Interior Lights > Interior Lights Schematics > Interior Lights Diagram 1GeneralOpen31.Electrical Diagrams > Lighting and Horns > System Diagram > Interior Lights > Interior Lights Schematics > Interior Lights Diagram 2GeneralOpen32.Electrical Diagrams > Lighting and Horns > System Diagram > Interior Lights > Interior Lights Schematics > Interior Lights Diagram 3GeneralOpen33.Electrical Diagrams > Lighting and Horns > System Diagram > Interior Lights > Interior Lights Schematics > Interior Lights Diagram 4GeneralOpen34.Electrical Diagrams > Lighting and Horns > System Diagram > Interior Lights > Interior Lights Schematics > Interior Lights Diagram 5GeneralOpen35.Electrical Diagrams > Lighting and Horns > System Diagram > Wiring Diagram IndexGeneralOpen36.Courtesy Lamp — Connector ViewsLighting and HornsOpen37.Courtesy Lamp — Diagram Information and InstructionsLighting and HornsOpen38.Diagnostic Aids > Arrows and SymbolsLighting and HornsOpen39.Diagnostic Aids > Control Module ReferencesLighting and HornsOpen40.Diagnostic Aids > Conversion - English/MetricLighting and HornsOpen41.Diagnostic Aids > Diagnostic Work SheetsLighting and HornsOpen42.Diagnostic Aids > Equivalents - Decimal And MetricLighting and HornsOpen43.Diagnostic Aids > General Electrical Diagnostic Procedures > Basic Knowledge RequiredLighting and HornsOpen44.Diagnostic Aids > General Electrical Diagnostic Procedures > Checking Aftermarket AccessoriesLighting and HornsOpen45.Diagnostic Aids > General Electrical Diagnostic Procedures > Circuit Testing > Inducing Intermittent Fault ConditionsLighting and HornsOpen46.Diagnostic Aids > General Electrical Diagnostic Procedures > Circuit Testing > Measuring FrequencyLighting and HornsOpen47.Diagnostic Aids > General Electrical Diagnostic Procedures > Circuit Testing > Measuring VoltageLighting and HornsOpen48.Diagnostic Aids > General Electrical Diagnostic Procedures > Circuit Testing > Measuring Voltage DropLighting and HornsOpen
Exact Vehicle Hub
Browse →OEM Manual Evidence
Browse →2003 Pontiac Bonneville A L L Diagnostic Trouble Codes ( DTC )OEM Manual
A L L Diagnostic Trouble Codes ( DTC ) — 2003 Pontiac Bonneville V6-3.8L SC VIN 1 Service Manual | Operation CHARM Operation CHARM : Car re...
2003 Pontiac Bonneville A L L Diagnostic Trouble Codes ( DTC )OEM Manual
A L L Diagnostic Trouble Codes ( DTC ) — 2003 Pontiac Bonneville V6-3.8L VIN K Service Manual | Operation CHARM Operation CHARM : Car repai...
2003 Pontiac Bonneville A L L Diagnostic Trouble Codes ( DTC )OEM Manual
A L L Diagnostic Trouble Codes ( DTC ) — 2003 Pontiac Grand Prix V6-3.8L SC VIN 1 Service Manual | Operation CHARM Operation CHARM : Car re...
2003 Pontiac Bonneville A L L Diagnostic Trouble Codes ( DTC )OEM Manual
A L L Diagnostic Trouble Codes ( DTC ) — 2003 Pontiac Grand AM V6-3.4L VIN E Service Manual | Operation CHARM Operation CHARM : Car repair...
Repairs That Intersect This Wiring
Browse →Likely Trouble Codes for This System
Browse →More Bonneville Wiring Pages
Starter Wiring DiagramAlternator Wiring DiagramABS Brake Wiring DiagramA/C & Heater Wiring DiagramPower Window Wiring DiagramInstrument Cluster Wiring DiagramWiper & Washer Wiring DiagramTransmission Wiring DiagramCruise Control Wiring DiagramAirbag SRS Wiring DiagramEngine Management Wiring DiagramBody Electrical Wiring Diagram
Same System, Other Vehicles
2010 Toyota Prius Headlight Wiring Diagram2012 Toyota Camry Headlight Wiring Diagram2012 Toyota Prius V Headlight Wiring Diagram2005 Honda Accord Headlight Wiring Diagram2005 Honda Civic Headlight Wiring Diagram2005 Honda Insight Headlight Wiring Diagram2005 Honda S2000 Headlight Wiring Diagram2011 Honda Fit Headlight Wiring Diagram