Wiring Diagram Cluster
1987 Pontiac Grand AM 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
Grand AM L4-121 2.0L
Total Vehicle Diagrams
443
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.
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Vehicle Repair Hub
Step out of raw diagrams and into the full 1987 Pontiac Grand AM 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.Headlamp — Diagram Information and InstructionsLighting and HornsOpen2.Headlamp — Electrical Diagrams > With Composite HeadlampsLighting and HornsOpen3.Headlamp — Electrical Diagrams > With Composite Headlamps & Fog LampsLighting and HornsOpen4.Headlamp — Electrical Diagrams > With Composite Headlamps & Lamp Monitor, Less Fog LampsLighting and HornsOpen5.Headlamp — Electrical Diagrams > With Composite Headlamps, Fog Lamps & Lamp MonitorLighting and HornsOpen6.Headlamp — Electrical Diagrams > With Dual Beam HeadlampsLighting and HornsOpen7.Headlamp — Electrical Diagrams > With Dual Beam Headlamps & Fog LampsLighting and HornsOpen8.Headlamp — Electrical Diagrams > With Dual Beam Headlamps & Lamp Monitor, Less Fog LampsLighting and HornsOpen9.Headlamp — Electrical Diagrams > With Dual Beam Headlamps, Fog Lamps & Lamp MonitorLighting and HornsOpen10.Components > Switches > Headlight Dimmer SwitchGeneralOpen11.Electrical Diagrams > Ground Distribution > W/Composite Headlights, G101 & G102Power and Ground DistributionOpen12.Electrical Diagrams > Ground Distribution > W/Dual Headlights, G101 & G102Power and Ground DistributionOpen13.Electrical Diagrams > Headlamp > Headlamp Switch > Less Driver Information Center (Part 1 of 2)GeneralOpen14.Electrical Diagrams > Headlamp > Headlamp Switch > Less Driver Information Center (Part 2 of 2)GeneralOpen15.Electrical Diagrams > Headlamp > Headlamp Switch > W/Driver Information Center (Part 1 of 2)GeneralOpen16.Electrical Diagrams > Headlamp > Headlamp Switch > W/Driver Information Center (Part 2 of 2)GeneralOpen17.Electrical Diagrams > Headlamp > System Diagram > With Composite HeadlampsGeneralOpen18.Electrical Diagrams > Headlamp > System Diagram > With Composite Headlamps & Fog LampsGeneralOpen19.Electrical Diagrams > Headlamp > System Diagram > With Composite Headlamps & Lamp Monitor, Less Fog LampsGeneralOpen20.Electrical Diagrams > Headlamp > System Diagram > With Composite Headlamps, Fog Lamps & Lamp MonitorGeneralOpen21.Electrical Diagrams > Headlamp > System Diagram > With Dual Beam HeadlampsGeneralOpen22.Electrical Diagrams > Headlamp > System Diagram > With Dual Beam Headlamps & Fog LampsGeneralOpen23.Electrical Diagrams > Headlamp > System Diagram > With Dual Beam Headlamps & Lamp Monitor, Less Fog LampsGeneralOpen24.Electrical Diagrams > Headlamp > System Diagram > With Dual Beam Headlamps, Fog Lamps & Lamp MonitorGeneralOpen25.Electrical Diagrams > Starting and Charging > Power and Ground Distribution > System Diagram > Ground Distribution > W/Composite Headlights, G101 & G102GeneralOpen26.Electrical Diagrams > Starting and Charging > Power and Ground Distribution > System Diagram > Ground Distribution > W/Dual Headlights, G101 & G102GeneralOpen27.Power and Ground Distribution — Electrical Diagrams > Ground Distribution > W/Composite Headlights, G101 & G102Starting and ChargingOpen28.Power and Ground Distribution — Electrical Diagrams > Ground Distribution > W/Dual Headlights, G101 & G102Starting and ChargingOpen29.Backup Lamp — Diagram Information and InstructionsLighting and HornsOpen30.Backup Lamp — Electrical DiagramsLighting and HornsOpen31.Brake Lamp — Diagram Information and InstructionsLighting and HornsOpen32.Brake Lamp — Electrical DiagramsLighting and HornsOpen33.Courtesy Lamp — Diagram Information and InstructionsLighting and HornsOpen34.Courtesy Lamp — Electrical Diagrams > Courtesy, Dome, Reading, Trunk & Vanity L/Fog LampsLighting and HornsOpen35.Courtesy Lamp — Electrical Diagrams > Courtesy, Dome, Reading, Trunk & Vanity W/Fog LampsLighting and HornsOpen36.Courtesy Lamp — Electrical Diagrams > Glove Box & Footwell CourtesyLighting and HornsOpen37.Courtesy Lamp — Electrical Diagrams > Lighter, Door Courtesy, Trunk & WarningLighting and HornsOpen38.Hazard Warning Lamps — Diagram Information and InstructionsLighting and HornsOpen39.Hazard Warning Lamps — Electrical Diagrams > FT Hzd, Marker, Turn & Hi Stop W/MonitorLighting and HornsOpen40.Hazard Warning Lamps — Electrical Diagrams > Hazard, Marker, Park, Stop & TurnLighting and HornsOpen41.Hazard Warning Lamps — Electrical Diagrams > Hazard, Rear Turn & Stop W/Lamp Monitor > Grand AM and Grand AM LeLighting and HornsOpen42.Hazard Warning Lamps — Electrical Diagrams > Hazard, Rear Turn & Stop W/Lamp Monitor > Grand AM SELighting and HornsOpen43.Hazard Warning Lamps — Electrical Diagrams > Park, Tail, License & Marker W/Monitor > Grand AM and Grand AM LeLighting and HornsOpen44.Hazard Warning Lamps — Electrical Diagrams > Park, Tail, License & Marker W/Monitor > Grand AM SELighting and HornsOpen45.Horn — Diagram Information and InstructionsLighting and HornsOpen46.Horn — Electrical DiagramsLighting and HornsOpen47.Turn Signals — Diagram Information and InstructionsLighting and HornsOpen48.Turn Signals — Electrical Diagrams > Front Hazard, Marker, Turn & Hi Stop W/MonitorLighting and HornsOpen
Exact Vehicle Hub
Browse →Repairs That Intersect This Wiring
Browse →Likely Trouble Codes for This System
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Same System, Other Vehicles
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