Evaporator Core: Service and Repair

REMOVAL
1. Remove the HVAC housing.
2. Disassemble the HVAC housing as necessary to access the A/C evaporator.

A/C Evaporator - Typical:

3. Carefully lift the A/C evaporator and foam insulator out of the lower half of the HVAC housing.
4. If required, remove the foam insulator and rubber grommet from the A/C evaporator. If the insulator is deformed or damaged, it must be replaced.

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 A/C compressor in the vehicle.

1. If removed, install the foam insulator over the A/C evaporator. If the insulator is deformed or damaged, it must be replaced.
2. Install the A/C evaporator into the lower half of the HVAC housing. Make sure that the evaporator drain within the HVAC housing is clean and unrestricted and that the foam insulator and rubber grommet are properly installed.
3. Assemble the HVAC housing.
4. Install the HVAC housing.