Wiring Diagram Cluster
1988 Pontiac Bonneville Body Electrical Wiring Diagram
Find body control module wiring, door lock circuits, interior lighting paths, and horn/alarm schematics.
Matched Diagrams
48
Variant Used
Bonneville V6-231 3.8L VIN 3 SFI
Total Vehicle Diagrams
625
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 1988 Pontiac Bonneville hub with repairs, specs, codes, and other systems already tied to this car.
View vehicle repair hub →OEM source
Factory Manual Evidence
When there is no clean repair shortcut for this system, drop into the OEM manual sections that usually carry the authoritative test path.
1988 Pontiac Bonneville A L L Diagnostic Trouble Codes ( DTC ) →Diagnostic signal
Codes Often Seen With This System
Use the code cluster when wiring faults overlap with check-engine or module-level diagnostics.
B1318: Battery Voltage Low →Top Body Electrical Diagram Paths
1.Electrical Diagrams > Lighting and Horns > Trunk LampGeneralOpen2.Doors, Hood and Trunk > Fuel Door — Diagram Information and InstructionsBody and FrameOpen3.Doors, Hood and Trunk > Fuel Door — Electrical DiagramsBody and FrameOpen4.Horn — Diagram Information and InstructionsLighting and HornsOpen5.Horn — Electrical DiagramsLighting and HornsOpen6.Components > Motors > Door Lock MotorGeneralOpen7.Components > Motors > Fuel Door Lock MotorGeneralOpen8.Components > Relays > Fuel Door Lock Relay AssemblyGeneralOpen9.Electrical Diagrams > Lighting and Horns > Backup LampGeneralOpen10.Electrical Diagrams > Lighting and Horns > Brake Lamp > Hazard, Stop, TurnGeneralOpen11.Electrical Diagrams > Lighting and Horns > Brake Lamp > Stop LampsGeneralOpen12.Electrical Diagrams > Lighting and Horns > Courtesy Lamp > Part 1 of 2GeneralOpen13.Electrical Diagrams > Lighting and Horns > Courtesy Lamp > Part 2 of 2GeneralOpen14.Electrical Diagrams > Lighting and Horns > Fog/Driving Lamp > Less Driver Information Center (SE)GeneralOpen15.Electrical Diagrams > Lighting and Horns > Fog/Driving Lamp > W/Driver Information Center (SE & SSE)GeneralOpen16.Electrical Diagrams > Lighting and Horns > Hazard Warning Lamps > Hazard & Turn (SSE)GeneralOpen17.Electrical Diagrams > Lighting and Horns > Hazard Warning Lamps > Hazard, Front Marker, Park & Turn (SE) > W/Driver Information Center (Part 1 of 2)GeneralOpen18.Electrical Diagrams > Lighting and Horns > Hazard Warning Lamps > Hazard, Front Marker, Park & Turn (SE) > W/Driver Information Center (Part 2 of 2)GeneralOpen19.Electrical Diagrams > Lighting and Horns > Hazard Warning Lamps > Hazard, Front Marker, Park & Turn (SSE)GeneralOpen20.Electrical Diagrams > Lighting and Horns > Hazard Warning Lamps > Hazard, Front Marker, Park & Turn > Less Driver Information CenterGeneralOpen21.Electrical Diagrams > Lighting and Horns > Hazard Warning Lamps > Hazard, Front Marker, Park & Turn > W/Driver Information CenterGeneralOpen22.Electrical Diagrams > Lighting and Horns > Hazard Warning Lamps > Hazard, Stop & Turn > Less Driver Information CenterGeneralOpen23.Electrical Diagrams > Lighting and Horns > Hazard Warning Lamps > Hazard, Stop & Turn > W/Driver Information Center (SE)GeneralOpen24.Electrical Diagrams > Lighting and Horns > Headlamp > Less Driver Information Center & Twilight Sentinel (Le & SE)GeneralOpen25.Electrical Diagrams > Lighting and Horns > Headlamp > Less Twilight Sentinel (SSE)GeneralOpen26.Electrical Diagrams > Lighting and Horns > Headlamp > W/Driver Information Center, Less Twilight SentinelGeneralOpen27.Electrical Diagrams > Lighting and Horns > Headlamp > W/Twilight SentinelGeneralOpen28.Electrical Diagrams > Lighting and Horns > Headlamp > W/Twilight Sentinel (SSE)GeneralOpen29.Electrical Diagrams > Lighting and Horns > Headlamp > With Twilight Sentinel & Driver Information Center (SE)GeneralOpen30.Electrical Diagrams > Lighting and Horns > Hi-Beam Indicator LampGeneralOpen31.Electrical Diagrams > Lighting and Horns > HornGeneralOpen32.Electrical Diagrams > Lighting and Horns > License Plate Lamp > SE > Less Driver InformationGeneralOpen33.Electrical Diagrams > Lighting and Horns > License Plate Lamp > SE > With Driver Information CenterGeneralOpen34.Electrical Diagrams > Lighting and Horns > License Plate Lamp > SSEGeneralOpen35.Electrical Diagrams > Lighting and Horns > Marker Lamp > Hazard, Front Marker, Park & Turn > Except SE & SSE > Less Driver Information CenterGeneralOpen36.Electrical Diagrams > Lighting and Horns > Marker Lamp > Hazard, Front Marker, Park & Turn > Except SE & SSE > With Driver Information CenterGeneralOpen37.Electrical Diagrams > Lighting and Horns > Marker Lamp > Hazard, Front Marker, Park & Turn > SEGeneralOpen38.Electrical Diagrams > Lighting and Horns > Marker Lamp > Hazard, Front Marker, Park & Turn > SSEGeneralOpen39.Electrical Diagrams > Lighting and Horns > Marker Lamp > License Plate, Rear Marker & Tail Lamps > Less Driver Information CenterGeneralOpen40.Electrical Diagrams > Lighting and Horns > Marker Lamp > License Plate, Rear Marker & Tail Lamps > With Driver Information CenterGeneralOpen41.Electrical Diagrams > Lighting and Horns > Parking Lamp > Less Driver Information CenterGeneralOpen42.Electrical Diagrams > Lighting and Horns > Parking Lamp > With Driver Information Center > SEGeneralOpen43.Electrical Diagrams > Lighting and Horns > Parking Lamp > With Driver Information Center > SSEGeneralOpen44.Electrical Diagrams > Lighting and Horns > System Diagram > Illuminated Entry SystemGeneralOpen45.Electrical Diagrams > Lighting and Horns > System Diagram > Interior Lamps Dimming > Part 1 of 2GeneralOpen46.Electrical Diagrams > Lighting and Horns > System Diagram > Interior Lamps Dimming > Part 2 of 2GeneralOpen47.Electrical Diagrams > Lighting and Horns > System Diagram > Light Switch Details > Part 1 of 3GeneralOpen48.Electrical Diagrams > Lighting and Horns > System Diagram > Light Switch Details > Part 2 of 3GeneralOpen
Exact Vehicle Hub
Browse →OEM Manual Evidence
Browse →Likely Trouble Codes for This System
Browse →More Bonneville Wiring Pages
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Same System, Other Vehicles
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