Sierra Denali AWD V8-6.2L (2008)
Evaporator Core: Service and Repair
Air Conditioning Evaporator Core Replacement
Removal Procedure
1. Remove the HVAC module.
2. If equipped remove the heat stakes (1) from the HVAC module (2) with a screw driver and a hammer.
3. Disconnect all wiring connections from blower motor, blower motor control module and sensors. Also, remove all wiring from retainers before
removal.
4. If equipped remove the screws from the HVAC module assembly.
5. Remove the evaporator cowl gasket from the evaporator.
6. Separate the upper HVAC module assembly (2) from the lower HVAC module assembly (1)