LaCrosse V6-3.6L (2007)
Heater Core: Service and Repair
Heater Core Cover Replacement
Heater Core Cover Replacement
Removal Procedure
1. Remove the right hand (RH) instrument panel closeout/insulator panel.
2. Remove the left hand (LH) instrument panel closeout/insulator panel.
3. Remove the floor carpet.
4. Remove the communication interface module.
5. Remove the rear floor air outlet duct from the holes in the floor reinforcement.
6. Disconnect the rear floor air outlet duct from the heater air outlet cover.
7. Remove the rear floor air outlet duct.
8. Remove the heater air outlet cover screws (2).
9. Remove the heater air outlet cover heat stakes (1) with a small chisel.
10. Remove the heater air outlet cover from the HVAC module assembly.
11. Remove the heater core cover screws (2).
12. Remove the heater core cover heat stakes (1) with a small chisel.
13. Remove the heater core cover from the HVAC module assembly.
Installation Procedure
1. From the inside of the heater core cover, drill the dimples adjacent to the heat stakes using a 5.5 mm (7/32 in) drill bit.
