Where can I find the a/c & heater wiring diagram for 1988 Mitsubishi Galant?

Use the interactive SpotOnAuto wiring browser for 1988 Mitsubishi Galant. Select 1988, Mitsubishi, Galant V6-2972cc 3.0L SOHC, then search A/C & Heater.

Does this include OEM factory wiring schematics?

Yes. Diagrams are sourced from factory manual archives and exposed through a searchable interface for faster diagnostics.

What should I check first when diagnosing a/c & heater wiring issues?

Start with fuse and relay feeds, then verify power and ground at the component connector, and finally trace control signal paths using the specific diagram for your exact variant.

Wiring Diagram Cluster

1988 Mitsubishi Galant A/C & Heater Wiring Diagram

Find A/C compressor clutch wiring, blower motor circuits, temperature control module paths, and refrigerant pressure switch schematics.

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Matched Diagrams

Variant Used

Galant V6-2972cc 3.0L SOHC

Total Vehicle Diagrams

131

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1988 Mitsubishi Galant Diagnostic Trouble Codes

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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.

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1988 Mitsubishi Galant Diagnostic Trouble Codes 1988 Mitsubishi Galant Diagnostic Trouble Codes 1988 Mitsubishi Galant Diagnostic Trouble Codes

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More System Pages for This Vehicle

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Starter Wiring Diagram →

Alternator Wiring Diagram Headlight Wiring Diagram ABS Brake Wiring Diagram

Top A/C & Heater Diagram Paths

1.Radio, Stereo, and Compact Disc — Diagram Information and Instructions > Key to Wiring Diagrams and Symbol IdentificationAccessories and Optional EquipmentOpen 2.Radio, Stereo, and Compact Disc — Diagram Information and Instructions > Wire Color CodesAccessories and Optional EquipmentOpen 3.Radio, Stereo, and Compact Disc — Electrical Diagrams > Radio & Tape Player (Separate Unit)Accessories and Optional EquipmentOpen 4.Radio, Stereo, and Compact Disc — Electrical Diagrams > Radio With Tape Player (Combined Unit)Accessories and Optional EquipmentOpen 5.Computers and Control Systems — Vacuum and Vapor Hose DiagramsPowertrain ManagementOpen 6.Electrical Diagrams > Backup LampGeneralOpen 7.Electrical Diagrams > Heating and Air ConditioningGeneralOpen 8.Electrical Diagrams > Radio, Stereo, and Compact Disc > Radio & Tape Player (Separate Unit)GeneralOpen 9.Electrical Diagrams > Radio, Stereo, and Compact Disc > Radio With Tape Player (Combined Unit)GeneralOpen 10.Emission Control Systems — Vacuum Hose Routing DiagramPowertrain ManagementOpen 11.Vacuum and Vapor Hose Diagrams > Computers and Control SystemsGeneralOpen 12.Vacuum and Vapor Hose Diagrams > Emission Control Systems > Complete Emission Control System DiagramGeneralOpen 13.Vacuum and Vapor Hose Diagrams > Emission Control Systems > Vacuum Hose Routing DiagramGeneralOpen 14.Antitheft and Alarm Systems — Diagram Information and Instructions > Key to Wiring Diagrams and Symbol IdentificationAccessories and Optional EquipmentOpen 15.Antitheft and Alarm Systems — Diagram Information and Instructions > Wire Color CodesAccessories and Optional EquipmentOpen 16.Antitheft and Alarm Systems — Electrical DiagramsAccessories and Optional EquipmentOpen 17.Diagram Information and Instructions > Key to Wiring Diagrams and Symbol IdentificationHeating and Air ConditioningOpen 18.Diagram Information and Instructions > Wire Color CodesHeating and Air ConditioningOpen 19.Drum Brake System — DiagramBrakes and Traction ControlOpen 20.Electrical DiagramsHeating and Air ConditioningOpen

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OEM Manual Evidence

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1988 Mitsubishi Galant Diagnostic Trouble CodesOEM Manual

Repair and Diagnosis: Diagnostic Trouble Codes — 1988 Mitsubishi Galant V6-2972cc 3.0L SOHC Service Manual | Operation CHARM Operation CHAR...

1988 Mitsubishi Galant Diagnostic Trouble CodesOEM Manual

Repair and Diagnosis: Diagnostic Trouble Codes — 1988 Mitsubishi Mirage L4-1597cc 1.6L SOHC Turbo Service Manual | Operation CHARM Operatio...

1988 Mitsubishi Galant Diagnostic Trouble CodesOEM Manual

Repair and Diagnosis: Diagnostic Trouble Codes — 1988 Mitsubishi Tredia L4-1795cc 1.8L SOHC Turbo Service Manual | Operation CHARM Operatio...

1988 Mitsubishi Galant Diagnostic Trouble CodesOEM Manual

Repair and Diagnosis: Diagnostic Trouble Codes — 1988 Mitsubishi Cordia L4-1795cc 1.8L SOHC Turbo Service Manual | Operation CHARM Operatio...

More Galant Wiring Pages

Starter Wiring Diagram Alternator Wiring Diagram Headlight Wiring Diagram ABS Brake Wiring Diagram Power Window Wiring Diagram Instrument Cluster Wiring Diagram Wiper & Washer Wiring Diagram Cruise Control Wiring Diagram Engine Management Wiring Diagram Body Electrical Wiring Diagram

Same System, Other Vehicles

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