C 2500 Suburban 2WD V8-454 7.4L VIN J SFI (1998): Heating and Air Conditioning

Also for this vehicle: C 2500 Suburban 2WD V8-350 5.7L (1994), C 2500 Suburban 2WD V8-350 5.7L VIN K TBI (1995), C 2500 Suburban 2WD V8-454 7.4L (1994), C 2500 Suburban 2WD V8-5.7L VIN R (1996), C 2500 Suburban 2WD V8-6.5L DSL Turbo VIN F (1995).

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1. 01Relays and ModulesRelays and Modules: Sections
2. 02Sensors and SwitchesSensors and Switches: Sections
3. 03MaintenanceMaintenance: Sections
4. 04Engine, Cooling and ExhaustEngine, Cooling and Exhaust: Sections
5. 05Powertrain ManagementPowertrain Management: Sections
6. 06Transmission and DrivetrainTransmission and Drivetrain: Sections
7. 07Brakes and Traction ControlBrakes and Traction Control: Sections
8. 08Starting and ChargingStarting and Charging: Sections
9. 09Power and Ground DistributionPower and Ground Distribution: Sections
10. 10Steering and SuspensionSteering and Suspension: Sections
11. 11Heating and Air ConditioningHeating and Air Conditioning: Sections
    • Accumulator HVAC › Component Information › Specifications › Mechanical Specifications2
    • Air Door, HVAC15 pages

      • Air Door Actuator / Motor, HVAC › Component Information13 pages

        • Locations › Electronic Diagnostics2345
        • Diagrams › Mode Door Motor2
        • Adjustments › Mode Actuator2
        • Service and Repair › Mode Actuator234
      • Air Door Cable, HVAC › Component Information › Locations › Defrost Control Cable2
    • Air Duct › Component Information11 pages

      • Specifications
      • Locations › Rear Seat Floor Heat Ducts23
      • Service and Repair › Floor Air Outlet Duct234567
    • Ambient Temperature Sensor / Switch HVAC › Component Information › Locations
    • Blower Motor › Component Information12 pages

      • Specifications
      • Locations › Blower Motor23
      • Service and Repair › Primary A/C System2345678
    • Blower Motor Relay › Component Information7 pages

      • Locations › Blower Motor Relay23
      • Diagrams › Blower Motor Relay (HI)2
      • Service and Repair › Primary A/C System2
    • Blower Motor Resistor › Component Information8 pages

      • Locations › Blower Motor Resistor23
      • Service and Repair › Primary A/C System2345
    • Blower Motor Switch › Component Information11 pages

      • Locations › Auxiliary Heating System2345
      • Diagrams › Blower Motor Switch, Connector C22
      • Service and Repair › Auxiliary System234
    • Compressor HVAC15 pages

      • Compressor Clutch › Component Information › Specifications2
      • Compressor Clutch Bearing › Component Information › Locations23456
      • Compressor Clutch Coil › Component Information › Locations23
      • Compressor Clutch Hub › Component Information › Service and Repair2
      • Compressor Shaft Seal › Component Information › Locations › Sealing Washer2
    • Compressor Clutch Relay › Component Information › Locations
    • Condenser HVAC › Component Information › Specifications › Mechanical Specifications2
    • Control Assembly, HVAC › Component Information17 pages

      • Specifications
      • Locations › Auxiliary Heater Fan Switch23
      • Diagrams › Auxiliary Heater and A/C Control Logic Module23
      • Description and Operation › Control Assembly, HVAC2
      • Service and Repair › Auxiliary System2345678
    • Control Module HVAC › Component Information › Description and Operation
    • Coupler HVAC › A/C Coupler O-ring › Component Information4 pages

      • Service Precautions › Compressor Sealing Washers2
      • Service and Repair › Compressor Sealing Washers2
    • Evaporator Case › Component Information › Locations
    • Evaporator Core › Component Information13 pages

      • Technical Service Bulletins6 pages

        • Customer Interest for Evaporator Core: › 99-01-39-004C › Jun › 09 › A/C - Musty Odors Emitted From (HVAC) System23
        • All Technical Service Bulletins for Evaporator Core: › 99-01-39-004C › Jun › 09 › A/C - Musty Odors Emitted From (HVAC) System23
      • Locations › Primary System2
      • Service and Repair › Primary A/C System2345
    • Expansion Block/Orifice Tube › Component Information4 pages

      • Locations › Primary System2
      • Service and Repair › Auxiliary A/C System2
    • Expansion Valve › Component Information › Description and Operation2
    • Heater Control Valve › Component Information › Locations2
    • Heater Core › Component Information9 pages

      • Technical Service Bulletins › Cooling System, A/C - Aluminum Heater Cores/Radiators23
      • Description and Operation › Heater Core2
      • Service and Repair › Primary System234
    • Heater Core Case › Component Information › Locations
    • Heater Hose › Component Information11 pages

      • Locations › Heater Hose W/Out Auxiliary Heater234
      • Service and Repair › Auxiliary Heating System234567
    • High Pressure Safety Valve HVAC › Component Information6 pages

      • Locations › Compressor Components2
      • Description and Operation › High Pressure Relief Valve2
      • Service and Repair › Compressor Pressure Relief Valve2
    • Hose/Line HVAC › Component Information13 pages

      • Specifications
      • Locations › Auxiliary A/C System234
      • Service and Repair › Auxiliary A/C System2345678
    • Housing Assembly HVAC › Component Information › Locations › Primary System2
    • Refrigerant › Component Information9 pages

      • Technical Service Bulletins › A/C - Refrigerant Recovery/Recycling/Equipment2345
      • Specifications › Capacity Specifications2
      • Service Precautions › Handling Refrigerant2
    • Refrigerant Oil › Component Information3 pages

      • Technical Service Bulletins › A/C - New PAG Oil
      • Specifications › Capacity Specifications2
    • Refrigerant Pressure Sensor / Switch, HVAC › Component Information9 pages

      • Specifications
      • Locations › A/C Compressor Cycling Switch2
      • Description and Operation › Compressor Pressure Switch23
      • Service and Repair › Compressor Pressure Switch23
    • Relays and Modules - HVAC9 pages

      • Blower Motor Relay › Component Information7 pages

        • Locations › Blower Motor Relay23
        • Diagrams › Blower Motor Relay (HI)2
        • Service and Repair › Primary A/C System2
      • Compressor Clutch Relay › Component Information › Locations
      • Control Module HVAC › Component Information › Description and Operation
    • Sensors and Switches - HVAC21 pages

      • Ambient Temperature Sensor / Switch HVAC › Component Information › Locations
      • Blower Motor Switch › Component Information11 pages

        • Locations › Auxiliary Heating System2345
        • Diagrams › Blower Motor Switch, Connector C22
        • Service and Repair › Auxiliary System234
      • Refrigerant Pressure Sensor / Switch, HVAC › Component Information9 pages

        • Specifications
        • Locations › A/C Compressor Cycling Switch2
        • Description and Operation › Compressor Pressure Switch23
        • Service and Repair › Compressor Pressure Switch23
12. 12Restraint SystemsRestraint Systems: Sections
13. 13Accessories and Optional EquipmentAccessories and Optional Equipment: Sections
14. 14Body and FrameBody and Frame: Sections
15. 15Cruise ControlCruise Control: Sections
16. 16Instrument Panel, Gauges and Warning IndicatorsInstrument Panel, Gauges and Warning Indicators: Sections
17. 17Lighting and HornsLighting and Horns: Sections
18. 18Windows and GlassWindows and Glass: Sections
19. 19Wiper and Washer SystemsWiper and Washer Systems: Sections