Montana FWD V6-3.4L VIN E (2005)
Evaporator Core: Service and Repair
Evaporator Core - Auxiliary
Auxiliary Air Conditioning Evaporator Replacement
Tools Required
J 39400-A Halogen Leak Detector
Removal Procedure
1. Remove the auxiliary HVAC module assembly.
2. Remove the auxiliary TXV line clamp screws.
3. Remove the auxiliary TXV line clamp from the HVAC module assembly.
4. Remove the bolt from the auxiliary TXV line block fitting.
5. Disconnect the A/C lines from the auxiliary TXV.
6. Remove and discard the sealing washers.
Important: Cap or tape the open A/C lines immediately to prevent system contamination.
7. Cap or tape the A/C lines.