2500 4x2 Pickup L6-359 5.9L DSL Turbo (1994)
Evaporator Core: Service and Repair
Fig 48 Evaporator Coil Location In Heater-A/C Housing (Upside Down)
REMOVAL
1. Remove the heater-A/C housing. For these procedures. Refer to: "Housing Assembly HVAC : Service and Repair" See: Housing Assembly
HVAC/Service and Repair
2. Turn the heater-A/C housing upside down.
3. Remove the screws that secure the two housing halves together. Unsnap the center heat duct adaptor from the lower housing and remove the screw
hidden by the adaptor.
4. Carefully turn the heater-A/C housing over. Remove the top half of the housing.
5. Lift the evaporator coil from the heater-A/C housing.
INSTALLATION
1. Position the evaporator coil in the bottom half of the heater-A/C housing.
2. Position the top half of the heater-A/C housing over the bottom half. Carefully turn the housing over. Install and tighten the screws that secure the
two housing halves to each other.
3. Snap on the center heat duct adaptor.
4. Install the heater-A/C housing. Refer to: "Housing Assembly HVAC : Service and Repair" See: Housing Assembly HVAC/Service and Repair
NOTE: If the evaporator was replaced, add 2 ounces of refrigerant oil to the refrigerant system.