Grand AM L4-151 2.5L (1986): Heating and Air Conditioning

Also for this vehicle: Grand AM L4-121 2.0L (1988), Grand AM L4-138 2.3L DOHC VIN D MFI (1994), Grand AM L4-138 2.3L VIN A FI HP (1989), Grand AM L4-138 2.3L VIN A MFI (1992), Grand AM L4-144 2.4L DOHC VIN T SFI (1997), Grand AM V6-181 3.0L (1985), Grand AM V6-3.4L VIN E (2001), Grand AM V6-3100 3.1L MFI VIN M (1994), Grand AM V6-3100 3.1L VIN M SFI (1996), Grand AM V6-3300 3.3L (1992).

Diagnostics Maintenance Engine Transmission Brakes Electrical Steering & suspension Heating & A/C Body & interior

Choose Sections to see everything in a chapter, or a chapter title to start at its first page.

01Relays and Modules Relays and Modules: Sections
02Sensors and Switches Sensors and Switches: Sections
03Maintenance Maintenance: Sections
04Engine, Cooling and Exhaust Engine, Cooling and Exhaust: Sections
05Powertrain Management Powertrain Management: Sections
06Transmission and Drivetrain Transmission and Drivetrain: Sections
07Brakes and Traction Control Brakes and Traction Control: Sections
08Starting and Charging Starting and Charging: Sections
09Power and Ground Distribution Power and Ground Distribution: Sections
10Steering and Suspension Steering and Suspension: Sections
11Heating and Air Conditioning Heating and Air Conditioning: Sections
- Accumulator HVAC › Component Information › Service and Repair
- Air Door, HVAC6 pages
  - Air Door Actuator / Motor, HVAC › Component Information5 pages
    Locations › A/C Defrost Vacuum Motor2
    Testing and Inspection › Troubleshooting Hints
    Service and Repair › Defroster Vacuum Diaphragm Replace2
  - Air Door Cable, HVAC › Component Information › Adjustments
- Blower Motor › Component Information15 pages
- Blower Motor Relay › Component Information › Locations
- Blower Motor Resistor › Component Information › Locations
- Blower Motor Switch › Component Information › Locations
- Compressor HVAC13 pages
  - Compressor Clutch › Component Information3 pages
    Locations
    Service and Repair › Removal2
  - Compressor Clutch Bearing › Component Information › Service and Repair › Removal2
  - Compressor Clutch Coil › Component Information › Service and Repair › Removal2
  - Compressor Shaft Seal › Component Information6 pages
    Technical Service Bulletins › A/C Compressor Seal Washer - Reference Chart2 3
    Service and Repair › Precaution on Shaft Seal2 3
- Compressor Clutch Diode HVAC › Component Information › Technical Service Bulletins › Electrical Systems - Isolation Diode Replacement2
- Compressor Clutch Relay › Component Information › Locations › A/C Compressor Clutch Relay2
- Compressor Fitting HVAC › Component Information › Technical Service Bulletins › A/C - Adaptors for High Fill Rate Schrader-Type Valve
- Condenser HVAC › Component Information › Service and Repair
- Control Assembly, HVAC › Component Information › Service and Repair
- Evaporator Core › Component Information › Technical Service Bulletins18 pages
  - All Technical Service Bulletins for Evaporator Core:9 pages
    9113 › Oct › 90 › A/C - Odors On Hot/Humid Start Up2 3 4 5 6 7
    88114 › May › 88 › A/C - Odor2
  - Customer Interest for Evaporator Core:9 pages
    9113 › Oct › 90 › A/C - Odors On Hot/Humid Start Up2 3 4 5 6 7
    88114 › May › 88 › A/C - Odor2
- Evaporator Drain Tube › Component Information › Technical Service Bulletins5 pages
  - All Technical Service Bulletins: › 88116 › Jun › 88 › A/C - Water Leaks Due to Plugged Evaporator Drain Hoses
  - Customer Interest: › 88116 › Jun › 88 › A/C - Water Leaks Due to Plugged Evaporator Drain Hoses
  - All Other Service Bulletins for Evaporator Drain Tube: › 87723C › Jul › 88 › Engine - Stalls on Reverse/Drive Engagement2 3
  - All Other Service Bulletins for Evaporator Drain Tube: › 87723C › Jul › 88 › Engine - Stalls on Reverse/Drive Engagement
- Expansion Block/Orifice Tube › Component Information › Locations2
- Heater Core › Component Information5 pages
  - Technical Service Bulletins › Cooling System, A/C - Aluminum Heater Cores/Radiators2 3
  - Service and Repair › Installation2
- Hose/Line HVAC › Component Information › Specifications
- Housing Assembly HVAC › Component Information › Service and Repair
- Refrigerant › Component Information › Technical Service Bulletins › A/C - Use of Alternate Refrigerants to R-122 3 4 5 6 7 8 9
- Refrigerant Oil › Component Information › Specifications
- Refrigerant Pressure Sensor / Switch, HVAC › Component Information6 pages
  - Locations › A/C Low Pressure Switch2 3 4
  - Service and Repair › Delco Air/Harrison DA-V5 Variable Displacement Compressor2
- Relays and Modules - HVAC3 pages
  - Blower Motor Relay › Component Information › Locations
  - Compressor Clutch Relay › Component Information › Locations › A/C Compressor Clutch Relay2
- Sensors and Switches - HVAC7 pages
  - Blower Motor Switch › Component Information › Locations
  - Refrigerant Pressure Sensor / Switch, HVAC › Component Information6 pages
    Locations › A/C Low Pressure Switch2 3 4
    Service and Repair › Delco Air/Harrison DA-V5 Variable Displacement Compressor2
- Service Port HVAC › Component Information › Technical Service Bulletins › A/C - Refrigerant Loss Prevention
- Vacuum Reservoir HVAC › Component Information › Technical Service Bulletins2 pages
  - All Technical Service Bulletins for Vacuum Reservoir HVAC: › 8719 › Jul › 87 › HVAC Vacuum Reservoir - Whistle/Moan/Squawk Noise
  - Customer Interest for Vacuum Reservoir HVAC: › 8719 › Jul › 87 › HVAC Vacuum Reservoir - Whistle/Moan/Squawk Noise
12Restraint Systems Restraint Systems: Sections
13Accessories and Optional Equipment Accessories and Optional Equipment: Sections
14Body and Frame Body and Frame: Sections
15Cruise Control Cruise Control: Sections
16Instrument Panel, Gauges and Warning Indicators Instrument Panel, Gauges and Warning Indicators: Sections
17Lighting and Horns Lighting and Horns: Sections
18Windows and Glass Windows and Glass: Sections
19Wiper and Washer Systems Wiper and Washer Systems: Sections