Colorado 2WD L5-3.7L (2007)
Evaporator Core: Service and Repair
Evaporator Core Replacement
Removal Procedure
1. Remove the HVAC module assembly.
2. Remove the screws to separate the HVAC module assembly halves.
3. Remove the evaporator temperature sensor control module screw.
4. Reposition the evaporator temperature sensor control module.
5. Separate the HVAC module assembly (1, 4).
6. Remove the evaporator temperature sensor from the evaporator.
7. Remove the evaporator core (1) from the HVAC module assembly.
Installation Procedure
Important: If replacing the evaporator core, add the refrigerant oil to the evaporator core. Refer to Refrigerant System Capacities for
system capacity information.