Wiring Diagram Cluster

1986 Cadillac DeVille 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

DeVille V8-252 4.1L

Total Vehicle Diagrams

420

From Diagram To Fix

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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 1986 Cadillac DeVille hub with repairs, specs, codes, and other systems already tied to this car.

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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.

1986 Cadillac DeVille A L L Diagnostic Trouble Codes ( DTC ) β†’

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More System Pages for This Vehicle

Move laterally into the neighboring systems that usually share the same electrical neighborhood.

Starter Wiring Diagram β†’

Top A/C & Heater Diagram Paths

1.Electrical Diagrams > Heating and Air Conditioning > Compressor HVACGeneralOpen2.Compressor HVAC β€” Diagram Information and InstructionsHeating and Air ConditioningOpen3.Compressor HVAC β€” Electrical DiagramsHeating and Air ConditioningOpen4.Compressor HVAC β€” Exploded ViewsHeating and Air ConditioningOpen5.Electrical Diagrams > Heating and Air Conditioning > Vacuum Pump HVACGeneralOpen6.Exploded Views > Compressor HVACGeneralOpen7.Electrical Diagrams > Heating and Air Conditioning > Blower MotorGeneralOpen8.Electrical Diagrams > Heating and Air Conditioning > System Diagram > Blower ControlsGeneralOpen9.Electrical Diagrams > Heating and Air Conditioning > System Diagram > Compressor ControlsGeneralOpen10.Vacuum and Vapor Hose Diagrams > Heating and Air ConditioningGeneralOpen11.Electrical Diagrams > Blower ControlsHeating and Air ConditioningOpen12.Electrical Diagrams > Compressor ControlsHeating and Air ConditioningOpen13.Radio, Stereo, and Compact Disc β€” Diagram Information and InstructionsAccessories and Optional EquipmentOpen14.Radio, Stereo, and Compact Disc β€” Electrical Diagrams > With Delco Bose SystemAccessories and Optional EquipmentOpen15.Radio, Stereo, and Compact Disc β€” Electrical Diagrams > With Electronic System > Less CB RadioAccessories and Optional EquipmentOpen16.Radio, Stereo, and Compact Disc β€” Electrical Diagrams > With Electronic System > With CB RadioAccessories and Optional EquipmentOpen17.Vacuum and Vapor Hose DiagramsHeating and Air ConditioningOpen18.Backup Lamp β€” Diagram Information and InstructionsLighting and HornsOpen19.Backup Lamp β€” Electrical DiagramsLighting and HornsOpen20.Components > Miscellaneous Components > Blower Inline FuseGeneralOpen21.Components > Miscellaneous Components > Compressor Clutch DiodeGeneralOpen22.Components > Miscellaneous Components > ELC Compressor AssemblyGeneralOpen23.Components > Miscellaneous Components > Electric Vacuum PumpGeneralOpen24.Components > Miscellaneous Components > Electronic Climate ControlGeneralOpen25.Components > Miscellaneous Components > Vacuum Release ValveGeneralOpen26.Components > Modules > Electronic Climate Control Power ModuleGeneralOpen27.Components > Motors > Blower MotorGeneralOpen28.Components > Solenoids > Cruise Vacuum SolenoidGeneralOpen29.Components > Switches > Low Vacuum SwitchGeneralOpen30.Electrical Diagrams > Cruise Control > Vacuum Pump, Cruise ControlGeneralOpen31.Electrical Diagrams > Fuel Data CenterInstrument Panel, Gauges and Warning IndicatorsOpen32.Electrical Diagrams > Heating and Air Conditioning > System Diagram > Air Delivery and Temperature Controls > Part 1 of 2GeneralOpen33.Electrical Diagrams > Heating and Air Conditioning > System Diagram > Air Delivery and Temperature Controls > Part 2 of 2GeneralOpen34.Electrical Diagrams > Instrument Panel, Gauges and Warning Indicators > System Diagram > Fuel Data CenterGeneralOpen35.Electrical Diagrams > Lighting and Horns > Backup LampGeneralOpen36.Electrical Diagrams > Radio, Stereo, and Compact Disc > With Delco Bose SystemGeneralOpen37.Electrical Diagrams > Radio, Stereo, and Compact Disc > With Electronic System > Less CB RadioGeneralOpen38.Electrical Diagrams > Radio, Stereo, and Compact Disc > With Electronic System > With CB RadioGeneralOpen39.Electrical Diagrams > Vacuum Pump, BrakesGeneralOpen40.Emission Control Systems β€” Vacuum and Vapor Hose DiagramsPowertrain ManagementOpen41.Vacuum and Vapor Hose Diagrams > Cruise Control > Part 1 of 2GeneralOpen42.Vacuum and Vapor Hose Diagrams > Cruise Control > Part 2 of 2GeneralOpen43.Vacuum and Vapor Hose Diagrams > Emission Control SystemsGeneralOpen44.Vacuum and Vapor Hose Diagrams > Part 1 of 2Cruise ControlOpen45.Vacuum and Vapor Hose Diagrams > Part 2 of 2Cruise ControlOpen46.Antenna β€” Diagram Information and InstructionsAccessories and Optional EquipmentOpen47.Antenna β€” Electrical DiagramsAccessories and Optional EquipmentOpen48.Antitheft and Alarm Systems β€” Connector ViewsAccessories and Optional EquipmentOpen