1999 Jeep Cherokee A/C & Heater Service (ONLINE REPAIR MANUALS)

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Get Full Access Automotix DIY provides automotive consumers and do it yourselfers; the most comprehensive repair information about 1999 Jeep Cherokee car and truck repair procedures including Jeep engine diagrams, wiring diagrams, repair work estimating measures, technical service bulletins, auto body work guidance, starter & alternator replacement procedures, serpentine belt replacement procedures, radiator & hose replacement procedures, tune-up & drivability specifications, quick lube illustrations, preventive maintenance guide, engine light reset instructions, parts removal and install procedures, fuel filter replacement directions, component location diagrams, air filter locations & replacement instructions, a/c system specifications, and general auto service procedures. You don't have to be a car mechanic or technician to know how to fix your 1999 Jeep Cherokee automobile. Try the Automotix DIY solution today!
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We have info for following modifications of 1999 Jeep Cherokee

  • 1999 Jeep Cherokee 2.5 L4 GAS, CID:150, Fuel Injection, Aspiration:150, Engine VIN:, Desg:P
  • 1999 Jeep Cherokee 4.0 L6 GAS, CID:242, Fuel Injection, Aspiration:242, Engine VIN:, Desg:S

A/C & HEATER SERVICE PROCEDURES FOR 1999 Jeep Cherokee AUTOMOBILES

Air Conditioner and Heater Service Includes module configuration procedures, general service, maintenance, automatic temperature control, compressor services, electric cooling fans, vacuum diagrams, specifications, and manual air conditioning and heater diagnostics and replacement procedures for domestic and imported 1999 Jeep Cherokee cars and light trucks from 1990+

Electrical Symbol & Wire Color Code Identification -> Wire Color Code Identification -> Domestic Vehicles
Vehicle: 1999 Jeep Cherokee 2.5 L4 GAS

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A/C & HEATER SERVICE PROCEDURES FOR 1999 Jeep Cherokee AUTOMOBILES

Air Conditioner and Heater Service Includes module configuration procedures, general service, maintenance, automatic temperature control, compressor services, electric cooling fans, vacuum diagrams, specifications, and manual air conditioning and heater diagnostics and replacement procedures for domestic and imported 1999 Jeep Cherokee cars and light trucks from 1990+

General Service Domestic Vehicles -> 1998-2000 -> System Inspection -> Compressor -> Condenser -> Evaporator -> Receiver-Drier/Accumulator -> Refrigerant Line Restrictions -> Thermostatic Expansion Valve
Vehicle: 1999 Jeep Cherokee 4.0 L6 GAS

While a detailed diagnostic procedure for all air conditioning systems would be impractical due to the many variations in construction and operation, there are three fundamental components of a total diagnosis:

  • Refrigerant systems must have an adequate, but not excessive charge.
  • Determination must be made whether the refrigerant system is governed by a cycling clutch compressor or by valves which control evaporator pressure.
  • The air distribution system (blower motor, switches, vacuum lines and air ducts) must be operational before checking the ...

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A/C & HEATER SERVICE PROCEDURES FOR 1999 Jeep Cherokee AUTOMOBILES

Air Conditioner and Heater Service Includes module configuration procedures, general service, maintenance, automatic temperature control, compressor services, electric cooling fans, vacuum diagrams, specifications, and manual air conditioning and heater diagnostics and replacement procedures for domestic and imported 1999 Jeep Cherokee cars and light trucks from 1990+

Compressor Service -> Model SD7H15 Compressor -> Precautions -> Battery Ground Cable -> Product Compatibility
Vehicle: 1999 Jeep Cherokee 2.5 L4 GAS

Product Compatibility

Before replenishing refrigerant oil, ensure product is compatible with the system being serviced. ...

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A/C & HEATER SERVICE PROCEDURES FOR 1999 Jeep Cherokee AUTOMOBILES

Air Conditioner and Heater Service Includes module configuration procedures, general service, maintenance, automatic temperature control, compressor services, electric cooling fans, vacuum diagrams, specifications, and manual air conditioning and heater diagnostics and replacement procedures for domestic and imported 1999 Jeep Cherokee cars and light trucks from 1990+

Component Replacement & Adjustment -> Light Trucks & Vans -> Evaporator Core, Replace -> 1998-99 Full Size Vans -> Cherokee -> Dakota -> Durango -> Front -> Full Size Pickups -> Grand Cherokee -> Minivans -> Rear -> Wrangler
Vehicle: 1999 Jeep Cherokee 4.0 L6 GAS

Cherokee
  • Remove heater and A/C housing as outlined under "Heater Housing, Replace."
  • Remove top housing retaining screws, then the top of heater and A/C housing.
  • Remove thermostatic switch and capillary tube.
  • Remove evaporator retaining screws, then the evaporator.
  • Separate evaporator valve from evaporator core.
  • Reverse procedure to install.
Dakota
  • Remove heater and A/C housing as outlined under "Heater Housing, Replace."
  • Remove heater and A/C housing top cover and lift core out of housing.
  • Reverse procedure t...

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A/C & HEATER SERVICE PROCEDURES FOR 1999 Jeep Cherokee AUTOMOBILES

Air Conditioner and Heater Service Includes module configuration procedures, general service, maintenance, automatic temperature control, compressor services, electric cooling fans, vacuum diagrams, specifications, and manual air conditioning and heater diagnostics and replacement procedures for domestic and imported 1999 Jeep Cherokee cars and light trucks from 1990+

Computer Relearn Procedures -> DaimlerChrysler -> 1999-2002 Dakota, Durango, Ram Pick-Up & Ram Van -> 1999-2004 -> Controller Anti-Lock Brakes (CAB) -> Engine Performance -> Except 1999-2002 -> Light Truck & Vans -> Pinion Factor Procedure -> Powertrain Control Module (PCM) -> Sentry Key Immobilizer System (SKIS) -> Shift Quality -> Theft Alarm -> Transaxle Quick Learn Procedure
Vehicle: 1999 Jeep Cherokee 4.0 L6 GAS

Powertrain Control Module (PCM)

Except 1999-2002

If battery cable has been disconnected, the PCM must relearn a new operating strategy. Connect battery cable and run engine until operating temperature is reached. After engine warm-up, drive vehicle under various operating conditions until PCM has relearned new strategy.

1999-2004

Anytime the PCM is replaced the VIN and vehicle mileage must be programmed into the new PCM. If the PCM is not programmed, Diagnostic Trouble Codes (DTCs) will set. To program the PCM, connect a DRB or suitably programmed ...

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A/C & HEATER SERVICE PROCEDURES FOR 1999 Jeep Cherokee AUTOMOBILES

Air Conditioner and Heater Service Includes module configuration procedures, general service, maintenance, automatic temperature control, compressor services, electric cooling fans, vacuum diagrams, specifications, and manual air conditioning and heater diagnostics and replacement procedures for domestic and imported 1999 Jeep Cherokee cars and light trucks from 1990+

Air Bag System Precautions -> DaimlerChrysler -> Disarming -> 1990-97 -> 1994-96 Cherokee -> 1998-2004 -> Except 1994-96 Cherokee -> Light Trucks & Vans -> Passenger Cars
Vehicle: 1999 Jeep Cherokee 4.0 L6 GAS

Passenger Cars

1990-97

It may be required to access and record all Diagnostic Trouble Codes (DTCs) prior to disarming the air bag system.

  • Place ignition switch in Lock position.
  • Disconnect and isolate battery ground cable.
  • Wait at least two minutes after disconnecting battery ground cable before doing any further work on vehicle. The air bag system is designed to retain enough voltage to deploy air bags for a short time even after battery has been disconnected.
1998-2004

It may be required to access and rec...

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