190E 2.3 W201 L4-2.3L M102 (1984): Heating and Air Conditioning

Also for this vehicle: 190D 2.5 (201.126) L5-2.5L DSL (602.911) (1987), 190E 2.3 (201.028) L4-2.3L (102.985) (1987), 190E 2.6 (201.029) L6-2.6L (103.942) (1987).

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

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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
- Air Door, HVAC26 pages
  - Air Door Actuator / Motor, HVAC › Component Information16 pages
    Locations › Vacuum Element For Blend Flap2 3 4 5
    Service and Repair › Vehicles With Manual Air Conditioning2 3 4 5 6 7 8 9 10 11
  - Air Door Position Sensor / Switch, HVAC › Component Information › Locations2 3 4 5 6
  - Air Door Vacuum Solenoid Valve, HVAC › Component Information4 pages
    Locations
    Description and Operation › Vacuum Switchover Valves2 3
- Air Register › Component Information › Service and Repair › Cover at Fresh Air Inlet2 3
- Ambient Temperature Sensor / Switch HVAC › Component Information › Technical Service Bulletins › Outside Temperature Display Intermittently Inoperative
- Aspirator, HVAC › Component Information › Locations2 3 4 5 6
- Auxiliary Water Pump › Component Information › Specifications2 3 4
- Blower Motor › Component Information23 pages
- Blower Motor Resistor › Component Information9 pages
  - Locations
  - Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8
- Blower Motor Switch › Component Information › Locations2 3
- Blower Override Switch › Component Information › Service and Repair2
- Cabin Temperature Sensor / Switch › Component Information › Specifications2 3 4 5
- Cabin Ventilation Duct › Component Information › Locations
- Compressor HVAC50 pages
  - Compressor Clutch › Component Information42 pages
    Technical Service Bulletins › Rattling Noises at Idle in Neutral, A/C ON
    Locations › A9K12
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8
    Testing and Inspection › Checking Compressor Cutout and Remedial Measures2 3 4 5 6 7 8 9 10 11 12 13 14 15
    Service and Repair › A. Delco R42 3 4 5 6 7 8 9 10 11 12 13 14 15 16
  - Compressor Shaft Seal › Component Information › Service and Repair › A. Delco R42 3 4 5 6 7 8
- Compressor Speed Sensor, HVAC › Component Information › Locations2
- Condenser HVAC › Component Information › Technical Service Bulletins2 pages
  - All Technical Service Bulletins for Condenser HVAC: › 83_013A › Aug › 85 › A/C - Modification To Improve Cooling Capacity
  - Customer Interest for Condenser HVAC: › 83_013A › Aug › 85 › A/C - Modification To Improve Cooling Capacity
- Condenser Fan › Component Information17 pages
- Condenser Fan Motor Relay, HVAC › Component Information › Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8
- Control Assembly, HVAC › Component Information10 pages
  - Technical Service Bulletins › Interior - Interior Damage From Scent Dispensers2
  - Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8
- Evaporator Core › Component Information › Technical Service Bulletins › A/C - Evaporator Temperature Sensor Modified
- Evaporator Drain Tube › Component Information › Testing and Inspection
- Evaporator Temperature Sensor / Switch › Component Information › Technical Service Bulletins › A/C - Evaporator Temperature Sensor Modified
- Expansion Valve › Component Information › Specifications2 3 4
- Fuse HVAC › Component Information › Locations2
- Heater Control Valve › Component Information › Locations2 3 4 5
- Heater Core › Component Information › Technical Service Bulletins › Whirring Noise at Approximately 3000rpm
- Heater Core Case › Component Information › Service and Repair2 3 4 5 6 7 8 9 10
- Hose/Line HVAC › Component Information › Technical Service Bulletins6 pages
  - Customer Interest for Hose/Line HVAC:3 pages
    83_023A › Apr › 87 › A/C - Reducing Compressor Noise2
    83_013A › Aug › 85 › A/C - Modification To Improve Cooling Capacity
  - All Technical Service Bulletins for Hose/Line HVAC:3 pages
    83_023A › Apr › 87 › A/C - Reducing Compressor Noise2
    83_013A › Aug › 85 › A/C - Modification To Improve Cooling Capacity
- Receiver Dryer › Component Information › Specifications › Mechanical Specifications2
- Refrigerant › Component Information46 pages
  - Technical Service Bulletins44 pages
    All Technical Service Bulletins for Refrigerant:22 pages
    S-83_55-118 › Mar › 09 › A/C - No Or Low A/C Cooling Performance2 3 4 5 6
    P-83_00-97A › Sep › 07 › A/C - Fluorescent Dye Leak Testing
    83_081A › Aug › 94 › A/C - R12 to R134a Conversion2 3 4 5 6 7
    00_053 › Oct › 93 › Maintenance - Factory Approved Service Products2 3 4 5
    58_060 › Feb › 93 › A/C - Updated Leak Detector for R12 and R134a
    83_049 › Feb › 93 › A/C - Bear R12/R134a Leak Detector Modified
    83_037 › Jul › 91 › A/C - Warning Against Refrigerant Alaskankool R176
    Customer Interest: › S-83_55-118 › Mar › 09 › A/C - No Or Low A/C Cooling Performance2 3 4 5 6
    All Other Service Bulletins for Refrigerant:16 pages
    P-83_00-97A › Sep › 07 › A/C - Fluorescent Dye Leak Testing
    83_081A › Aug › 94 › A/C - R12 to R134a Conversion2 3 4 5 6 7
    00_053 › Oct › 93 › Maintenance - Factory Approved Service Products2 3 4 5
    58_060 › Feb › 93 › A/C - Updated Leak Detector for R12 and R134a
    83_049 › Feb › 93 › A/C - Bear R12/R134a Leak Detector Modified
    83_037 › Jul › 91 › A/C - Warning Against Refrigerant Alaskankool R176
  - Specifications › Capacity Specifications2
- Refrigerant Oil › Component Information14 pages
  - Technical Service Bulletins12 pages
    Customer Interest for Refrigerant Oil: › S-83_55-118 › Mar › 09 › A/C - No Or Low A/C Cooling Performance2 3 4 5 6
    All Technical Service Bulletins for Refrigerant Oil: › S-83_55-118 › Mar › 09 › A/C - No Or Low A/C Cooling Performance2 3 4 5 6
  - Specifications › Capacity Specifications2
- Refrigerant Pressure Sensor / Switch, HVAC › Component Information › Technical Service Bulletins › A/C - Evaporator Temperature Sensor Modified
- Relays and Modules - HVAC › Condenser Fan Motor Relay, HVAC › Component Information › Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8
- Sensors and Switches - HVAC21 pages
- Vacuum Reservoir HVAC › Component Information › Locations2
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