Beretta L4-134 2.2L (1990): Heating and Air Conditioning

Also for this vehicle: Beretta L4-121 2.0L (1987), Beretta L4-138 2.3L DOHC QUAD 4 (1991), Beretta L4-138 2.3L DOHC QUAD 4 HO MFI VIN A (1994), Beretta L4-2.2L VIN 4 (1996), Beretta V6-173 2.8L (1989), Beretta V6-191 3.1L (1990), Beretta V6-3100 3.1L MFI VIN M (1994), Beretta V6-3100 3.1L VIN M SFI (1995).

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

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
    • Air Conditioning Switch › Component Information › Description and Operation
    • Air Door, HVAC35 pages

      • Air Door Actuator / Motor, HVAC › Component Information34 pages

        • Locations › Component Locations2
        • Diagrams › Diagram Information and Instructions234567891011121314151617181920…27
        • Testing and Inspection › Initial Inspection and Diagnostic Overview2
        • Service and Repair › With Air Conditioning23
      • Air Door Cable, HVAC › Component Information › Service and Repair
    • Blower Motor › Component Information40 pages

      • Technical Service Bulletins4 pages

        • All Technical Service Bulletins for Blower Motor: › 903111B › Aug › 90 › A/C Blower - Whistle Noise2
        • Customer Interest for Blower Motor: › 903111B › Aug › 90 › A/C Blower - Whistle Noise2
      • Diagrams › Diagram Information and Instructions234567891011121314151617181920…25
      • Description and Operation › With Air Conditioning2
      • Testing and Inspection › Initial Inspection and Diagnostic Overview23456789
    • Blower Motor Relay › Component Information › Locations › A/C Blower Relay2
    • Blower Motor Resistor › 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 Chart23
        • Service and Repair › Precaution on Shaft Seal23
    • Compressor Clutch Diode HVAC › Component Information › Technical Service Bulletins › Isolation Diodes - Replacement Information2
    • Compressor Clutch Relay › Component Information › Locations2
    • Condenser HVAC › Component Information › Service and Repair
    • Control Assembly, HVAC › Component Information29 pages

      • Diagrams › Diagram Information and Instructions234567891011121314151617181920…27
      • Service and Repair › With Air Conditioning2
    • Evaporator Core › Component Information › Technical Service Bulletins8 pages

      • All Technical Service Bulletins for Evaporator Core: › 902411B › May › 90 › A/C - Odor Treatment Procedure234
      • Customer Interest for Evaporator Core: › 902411B › May › 90 › A/C - Odor Treatment Procedure234
    • Expansion Block/Orifice Tube › Component Information › Service and Repair
    • Heater Control Valve › Component Information › Locations
    • Heater Core › Component Information7 pages

      • Technical Service Bulletins › Cooling System, A/C - Aluminum Heater Cores/Radiators23
      • Service and Repair › With Air Conditioning234
    • Refrigerant › Component Information › Technical Service Bulletins35 pages

      • A/C - Retrofitting R-12 Vehicles to R-134A2
      • Technical Service Bulletins for Refrigerant:33 pages

        • 431207E › Jan › 97 › A/C - Retrofitting R-12 to R-134a234567891011121314151617181920212223
        • 631209 › May › 96 › A/C - R12 or R134a Service Recommendations2
        • 531205 › May › 95 › Contaminated R12 Refrigerant - Testing & Handling23
        • 431223 › Sep › 94 › A/C Refrigerant - Contamination2
        • 331226 › Jan › 94 › A/C - Retrofitting R-12 Vehicles to R-134A2
        • 922501A › Aug › 92 › A/C - Use of Alternate Refrigerants In CFC 12
    • Refrigerant Oil › Component Information › Specifications › Capacity Specifications2
    • Refrigerant Pressure Sensor / Switch, HVAC › Component Information › Locations › A/C High Pressure Switch2
    • Relays and Modules - HVAC4 pages

      • Blower Motor Relay › Component Information › Locations › A/C Blower Relay2
      • Compressor Clutch Relay › Component Information › Locations2
    • Sensors and Switches - HVAC3 pages

      • Air Conditioning Switch › Component Information › Description and Operation
      • Refrigerant Pressure Sensor / Switch, HVAC › Component Information › Locations › A/C High Pressure Switch2
    • Service Port HVAC › Component Information › Technical Service Bulletins › A/C - Service Using Low Side Schrader-Type Valve23
    • Vacuum Reservoir HVAC › Component Information › Locations
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