LaCrosse V8-5.3L (2008)
16. Remove the two rearward retaining screws from the recirculation housing.
17. Remove the retaining screws from the mode valve assembly.
18. Remove the three heat stakes from the mode valve assembly using a small chisel.
19. Remove the screws from the mode valve actuator.
20. Remove the mode valve actuator from the HVAC module assembly.
Important: The right front edge of the mode valve assembly is under the recirculation housing.
21. Slowly lift the rearward side of the mode valve assembly up and to the left to remove the mode valve assembly.
Installation Procedure
1. From the inside of the mode valve assembly, drill the dimples adjacent to the heat stakes using a 5.5 mm (7/32 in) drill bit.
2. Install the right front edge of the mode valve assembly under the recirculation housing.
3. Install the mode valve assembly to the HVAC module assembly.
