Wiring Diagram Cluster
1987 Buick Century 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
Century Estate Wagon L4-151 2.5L VIN R TBI
Total Vehicle Diagrams
446
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 1987 Buick Century 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 > Headlamp > Headlamp SwitchGeneralOpen2.Electrical Diagrams > Lighting and Horns > Headlamp > System Diagram > With Twilight SentinelGeneralOpen3.Electrical Diagrams > Lighting and Horns > Headlamp > System Diagram > Without Twilight SentinelGeneralOpen4.Headlamp — Diagram Information and Instructions > Cell ReferencesLighting and HornsOpen5.Headlamp — Diagram Information and Instructions > Schematic SymbolsLighting and HornsOpen6.Headlamp — Diagram Information and Instructions > Symbol IdentificationLighting and HornsOpen7.Headlamp — Diagram Information and Instructions > Wire Color Code IdentificationLighting and HornsOpen8.Headlamp — Electrical Diagrams > With Twilight SentinelLighting and HornsOpen9.Headlamp — Electrical Diagrams > Without Twilight SentinelLighting and HornsOpen10.Components > Switches > Headlamp Dimmer SwitchGeneralOpen11.Electrical Diagrams > Lighting and Horns > Backup LampGeneralOpen12.Electrical Diagrams > Lighting and Horns > Brake Lamp > Front Marker, Hazard, Park, Stop & Turn LampGeneralOpen13.Electrical Diagrams > Lighting and Horns > Brake Lamp > High Mounted Stop LampGeneralOpen14.Electrical Diagrams > Lighting and Horns > Courtesy Lamp > Interior Lamps & Cigar LighterGeneralOpen15.Electrical Diagrams > Lighting and Horns > Courtesy Lamp > License, RR Marker, Tail, & Opera, Exc. WagonGeneralOpen16.Electrical Diagrams > Lighting and Horns > Hazard Warning LampsGeneralOpen17.Electrical Diagrams > Lighting and Horns > HornGeneralOpen18.Electrical Diagrams > Lighting and Horns > License Plate Lamp > Except WagonGeneralOpen19.Electrical Diagrams > Lighting and Horns > License Plate Lamp > WagonGeneralOpen20.Electrical Diagrams > Lighting and Horns > Map LightGeneralOpen21.Electrical Diagrams > Lighting and Horns > Marker Lamp > Front Marker & Park, Hazard, Stop & Turn LampsGeneralOpen22.Electrical Diagrams > Lighting and Horns > Marker Lamp > License Plate, Rear Marker & Tail Lamps > Except WagonGeneralOpen23.Electrical Diagrams > Lighting and Horns > Marker Lamp > License Plate, Rear Marker & Tail Lamps > WagonGeneralOpen24.Electrical Diagrams > Lighting and Horns > Parking LampGeneralOpen25.Electrical Diagrams > Lighting and Horns > System Diagram > Instrument Panel, Pt 1 of 2GeneralOpen26.Electrical Diagrams > Lighting and Horns > System Diagram > Instrument Panel, Pt 2 of 2GeneralOpen27.Electrical Diagrams > Lighting and Horns > System Diagram > Interior Lamps & Cigar Lighter Wiring CircuitGeneralOpen28.Electrical Diagrams > Lighting and Horns > Tail Lamp > Except WagonGeneralOpen29.Electrical Diagrams > Lighting and Horns > Tail Lamp > WagonGeneralOpen30.Electrical Diagrams > Lighting and Horns > Turn SignalsGeneralOpen31.Electrical Diagrams > Lighting and Horns > Underhood LampGeneralOpen32.Diagram Information and Instructions > Cell ReferencesLighting and HornsOpen33.Diagram Information and Instructions > Schematic SymbolsLighting and HornsOpen34.Diagram Information and Instructions > Symbol IdentificationLighting and HornsOpen35.Diagram Information and Instructions > Wire Color Code IdentificationLighting and HornsOpen36.Electrical Diagrams > Instrument Panel, Pt 1 of 2Lighting and HornsOpen37.Electrical Diagrams > Instrument Panel, Pt 2 of 2Lighting and HornsOpen38.Electrical Diagrams > Interior Lamps & Cigar Lighter Wiring CircuitLighting and HornsOpen39.Hazard Warning Lamps — Diagram Information and Instructions > Cell ReferencesLighting and HornsOpen40.Hazard Warning Lamps — Diagram Information and Instructions > Schematic SymbolsLighting and HornsOpen41.Hazard Warning Lamps — Diagram Information and Instructions > Symbol IdentificationLighting and HornsOpen42.Hazard Warning Lamps — Diagram Information and Instructions > Wire Color Code IdentificationLighting and HornsOpen43.Hazard Warning Lamps — Electrical DiagramsLighting and HornsOpen44.Horn — Diagram Information and Instructions > Cell ReferencesLighting and HornsOpen45.Horn — Diagram Information and Instructions > Schematic SymbolsLighting and HornsOpen46.Horn — Diagram Information and Instructions > Symbol IdentificationLighting and HornsOpen47.Horn — Diagram Information and Instructions > Wire Color Code IdentificationLighting and HornsOpen48.Horn — Electrical DiagramsLighting and HornsOpen
Exact Vehicle Hub
Browse →Repairs That Intersect This Wiring
Browse →Likely Trouble Codes for This System
Browse →More Century Wiring Pages
Starter Wiring DiagramAlternator Wiring DiagramFuel Pump Wiring DiagramA/C & Heater Wiring DiagramPower Window Wiring DiagramInstrument Cluster Wiring DiagramWiper & Washer Wiring DiagramTransmission Wiring DiagramCruise Control Wiring DiagramEngine Management Wiring DiagramBody Electrical Wiring Diagram
Same System, Other Vehicles
1990 Toyota Supra Headlight Wiring Diagram1990 Honda Prelude Headlight Wiring Diagram1994 Toyota Celica Headlight Wiring Diagram1993 Honda Accord Headlight Wiring Diagram1990 Ford Probe Headlight Wiring Diagram2013 Toyota Camry Headlight Wiring Diagram2012 Toyota Prius Headlight Wiring Diagram2013 Toyota Prius V Headlight Wiring Diagram