Wiring Diagram Cluster
1987 Buick LeSabre A/C & Heater Wiring Diagram
Find A/C compressor clutch wiring, blower motor circuits, temperature control module paths, and refrigerant pressure switch schematics.
Matched Diagrams
48
Variant Used
LeSabre Estate Wagon V8-307 5.0L
Total Vehicle Diagrams
412
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 Buick LeSabre 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.
1987 Buick LeSabre Diagnostic Trouble Codes →Stay in wiring
More System Pages for This Vehicle
Move laterally into the neighboring systems that usually share the same electrical neighborhood.
Starter Wiring Diagram →Top A/C & Heater Diagram Paths
1.Electrical Diagrams > Heating and Air Conditioning > Compressor HVAC > W/Electronic A/C, Part 1 of 2GeneralOpen2.Electrical Diagrams > Heating and Air Conditioning > Compressor HVAC > W/Electronic A/C, Part 2 of 2GeneralOpen3.Electrical Diagrams > Heating and Air Conditioning > Compressor HVAC > W/Manual A/C, Part 1 of 2GeneralOpen4.Electrical Diagrams > Heating and Air Conditioning > Compressor HVAC > W/Manual A/C, Part 2 of 2GeneralOpen5.Compressor HVAC — Electrical Diagrams > W/Electronic A/C, Part 1 of 2Heating and Air ConditioningOpen6.Compressor HVAC — Electrical Diagrams > W/Electronic A/C, Part 2 of 2Heating and Air ConditioningOpen7.Compressor HVAC — Electrical Diagrams > W/Manual A/C, Part 1 of 2Heating and Air ConditioningOpen8.Compressor HVAC — Electrical Diagrams > W/Manual A/C, Part 2 of 2Heating and Air ConditioningOpen9.Compressor HVAC — Diagnostic AidsHeating and Air ConditioningOpen10.Compressor HVAC — Diagram Information and InstructionsHeating and Air ConditioningOpen11.Compressor HVAC — Exploded ViewsHeating and Air ConditioningOpen12.Electrical Diagrams > Heating and Air Conditioning > Blower Motor > W/Electronic A/CGeneralOpen13.Electrical Diagrams > Heating and Air Conditioning > Blower Motor > W/Manual A/CGeneralOpen14.Electrical Diagrams > Heating and Air Conditioning > System Diagram > Blower Controls > With Electronic A/CGeneralOpen15.Electrical Diagrams > Heating and Air Conditioning > System Diagram > Blower Controls > With Manual A/CGeneralOpen16.Electrical Diagrams > Heating and Air Conditioning > System Diagram > Compressor Controls > With Electronic A/C > Part 1 of 2GeneralOpen17.Electrical Diagrams > Heating and Air Conditioning > System Diagram > Compressor Controls > With Electronic A/C > Part 2 of 2GeneralOpen18.Electrical Diagrams > Heating and Air Conditioning > System Diagram > Compressor Controls > With Manual A/C > Part 1 of 2GeneralOpen19.Electrical Diagrams > Heating and Air Conditioning > System Diagram > Compressor Controls > With Manual A/C > Part 2 of 2GeneralOpen20.Exploded Views > Compressor HVACGeneralOpen21.Electrical Diagrams > Blower Controls > With Electronic A/CHeating and Air ConditioningOpen22.Electrical Diagrams > Blower Controls > With Manual A/CHeating and Air ConditioningOpen23.Electrical Diagrams > Compressor Controls > With Electronic A/C > Part 1 of 2Heating and Air ConditioningOpen24.Electrical Diagrams > Compressor Controls > With Electronic A/C > Part 2 of 2Heating and Air ConditioningOpen25.Electrical Diagrams > Compressor Controls > With Manual A/C > Part 1 of 2Heating and Air ConditioningOpen26.Electrical Diagrams > Compressor Controls > With Manual A/C > Part 2 of 2Heating and Air ConditioningOpen27.Components > Miscellaneous Components > Actuator Defrost ValveGeneralOpen28.Components > Modules > Blower & A/C Clutch Control ModuleGeneralOpen29.Components > Motors > Heater Water Valve Vacuum MotorGeneralOpen30.Components > Relays > A/C Compressor RelayGeneralOpen31.Vacuum and Vapor Hose Diagrams > Heating and Air ConditioningGeneralOpen32.Radio, Stereo, and Compact Disc — Diagnostic AidsAccessories and Optional EquipmentOpen33.Radio, Stereo, and Compact Disc — Diagram Information and InstructionsAccessories and Optional EquipmentOpen34.Radio, Stereo, and Compact Disc — Electrical Diagrams > Less CBAccessories and Optional EquipmentOpen35.Radio, Stereo, and Compact Disc — Electrical Diagrams > With CB RadioAccessories and Optional EquipmentOpen36.Vacuum and Vapor Hose DiagramsHeating and Air ConditioningOpen37.Backup Lamp — Diagnostic AidsLighting and HornsOpen38.Backup Lamp — Diagram Information and InstructionsLighting and HornsOpen39.Backup Lamp — Electrical DiagramsLighting and HornsOpen40.Components > Miscellaneous Components > Actuator Air Inlet ValveGeneralOpen41.Components > Miscellaneous Components > Actuator Lower Diverter ValveGeneralOpen42.Components > Miscellaneous Components > Actuator Temperature DoorGeneralOpen43.Components > Miscellaneous Components > Actuator Upper Diverter ValveGeneralOpen44.Components > Miscellaneous Components > Anti-Dieseling Vacuum TankGeneralOpen45.Components > Miscellaneous Components > Blower ResistorsGeneralOpen46.Components > Miscellaneous Components > Compressor Clutch DiodeGeneralOpen47.Components > Miscellaneous Components > ELC Compressor AssemblyGeneralOpen48.Components > Miscellaneous Components > Heater Water ValveGeneralOpen
Exact Vehicle Hub
Browse →OEM Manual Evidence
Browse →1987 Buick LeSabre Diagnostic Trouble CodesOEM Manual
Repair and Diagnosis: Diagnostic Trouble Codes — 1987 Buick LeSabre V6-231 3.8L Service Manual | Operation CHARM Operation CHARM : Car repa...
1987 Buick LeSabre Diagnostic Trouble CodesOEM Manual
Repair and Diagnosis: Diagnostic Trouble Codes — 1987 Buick LeSabre Estate Wagon V8-307 5.0L Service Manual | Operation CHARM Operation CHA...
1987 Buick LeSabre A L L Diagnostic Trouble Codes ( DTC )OEM Manual
A L L Diagnostic Trouble Codes ( DTC ) — 1987 Buick LeSabre V6-231 3.8L Service Manual | Operation CHARM Operation CHARM : Car repair manua...
1987 Buick LeSabre A L L Diagnostic Trouble Codes ( DTC )OEM Manual
A L L Diagnostic Trouble Codes ( DTC ) — 1987 Buick LeSabre Estate Wagon V8-307 5.0L Service Manual | Operation CHARM Operation CHARM : Car...
More LeSabre Wiring Pages
Starter Wiring DiagramAlternator Wiring DiagramHeadlight Wiring DiagramABS Brake 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
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