RAM 1500 Truck 4WD V8-5.9L VIN Z (2002)
Evaporator Core: Service and Repair
REMOVAL
WARNING: On vehicles equipped with airbags, disable the airbag system before attempting any steering wheel, steering column, or
instrument panel component diagnosis or service. Disconnect and isolate the battery negative (ground) cable, then wait two minutes for the
airbag system capacitor to discharge before performing further diagnosis or service. This is the only sure way to disable the airbag system.
Failure to take the proper precautions could result in accidental airbag deployment, possible personal injury or death.
1. Remove the HVAC housing. Refer to Housing Assembly HVAC/ Service and Repair/ Procedures.
2. Disassemble the HVAC housing to access the A/C evaporator.
3. Remove the evaporator temperature sensor probe from the A/C evaporator.
Fig. 7 Dual Zone HVAC Housing - (Typical Single Zone)
4. Lift the A/C evaporator out of the HVAC housing.
INSTALLATION
NOTE: If the A/C evaporator is being replaced, add 60 milliliters (2 fluid ounces) of refrigerant oil to the refrigerant system. Use only refrigerant oil of
the type recommended for the compressor in the vehicle.
1. Install the A/C evaporator into the HVAC housing. Make sure that the evaporator drain is clean and unrestricted and that the evaporator deflector
shield is installed.
2. Install the evaporator temperature sensor probe into the A/C evaporator.
3. Assemble the HVAC housing. Refer to Housing Assembly HVAC/ Service and Repair/ Procedures.
4. Install the HVAC housing.