Wiring Diagram Cluster

1987 Saab 900 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

38

Variant Used

900 L4-1985cc 2.0L

Total Vehicle Diagrams

184

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 1987 Saab 900 hub with repairs, specs, codes, and other systems already tied to this car.

View vehicle repair hub β†’

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 Saab 900 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.Vacuum and Vapor Hose Diagrams > Heating and Air Conditioning > Control Assembly, HVACGeneralOpen3.Electrical Diagrams > Heating and Air Conditioning > Blower Motor > Auxiliary Blower MotorGeneralOpen4.Electrical Diagrams > Heating and Air Conditioning > Blower Motor > System DiagramGeneralOpen5.Electrical Diagrams > Heating and Air Conditioning > Blower Motor ResistorGeneralOpen6.Vacuum and Vapor Hose Diagrams > Heating and Air Conditioning > System DiagramGeneralOpen7.Blower Motor β€” Diagram Information and Instructions > AbbreviationsHeating and Air ConditioningOpen8.Blower Motor β€” Diagram Information and Instructions > Circuit Component IdentificationHeating and Air ConditioningOpen9.Blower Motor β€” Diagram Information and Instructions > Relay LocationsHeating and Air ConditioningOpen10.Blower Motor β€” Electrical DiagramsHeating and Air ConditioningOpen11.Radio, Stereo, and Compact Disc β€” Diagram Information and Instructions > AbbreviationsAccessories and Optional EquipmentOpen12.Radio, Stereo, and Compact Disc β€” Diagram Information and Instructions > Circuit Component IdentificationAccessories and Optional EquipmentOpen13.Radio, Stereo, and Compact Disc β€” Diagram Information and Instructions > Relay LocationsAccessories and Optional EquipmentOpen14.Radio, Stereo, and Compact Disc β€” Electrical DiagramsAccessories and Optional EquipmentOpen15.Vacuum and Vapor Hose DiagramsHeating and Air ConditioningOpen16.Backup Lamp β€” Diagram Information and Instructions > AbbreviationsLighting and HornsOpen17.Backup Lamp β€” Diagram Information and Instructions > Circuit Component IdentificationLighting and HornsOpen18.Backup Lamp β€” Diagram Information and Instructions > Relay LocationsLighting and HornsOpen19.Backup Lamp β€” Electrical DiagramsLighting and HornsOpen20.Connector Views > Feedback Control ModuleGeneralOpen21.Electrical Diagrams > Accessories and Optional Equipment > Radio, Stereo, and Compact DiscGeneralOpen22.Electrical Diagrams > Accessories and Optional Equipment > System Diagram > ConvertibleGeneralOpen23.Electrical Diagrams > Accessories and Optional Equipment > System Diagram > Hard TopGeneralOpen24.Electrical Diagrams > Heating and Air Conditioning > System Diagram > Less Time Delay RelayGeneralOpen25.Electrical Diagrams > Heating and Air Conditioning > System Diagram > With Time Delay RelayGeneralOpen26.Electrical Diagrams > Lighting and Horns > Backup LampGeneralOpen27.Vacuum and Vapor Hose Diagrams > Evaporative Emissions SystemGeneralOpen28.Vacuum and Vapor Hose Diagrams > Positive Crankcase VentilationGeneralOpen29.Diagram Information and Instructions > AbbreviationsAccessories and Optional EquipmentOpen30.Diagram Information and Instructions > AbbreviationsHeating and Air ConditioningOpen31.Diagram Information and Instructions > Circuit Component IdentificationAccessories and Optional EquipmentOpen32.Diagram Information and Instructions > Circuit Component IdentificationHeating and Air ConditioningOpen33.Diagram Information and Instructions > Relay LocationsAccessories and Optional EquipmentOpen34.Diagram Information and Instructions > Relay LocationsHeating and Air ConditioningOpen35.Electrical Diagrams > ConvertibleAccessories and Optional EquipmentOpen36.Electrical Diagrams > Hard TopAccessories and Optional EquipmentOpen37.Electrical Diagrams > Less Time Delay RelayHeating and Air ConditioningOpen38.Electrical Diagrams > With Time Delay RelayHeating and Air ConditioningOpen