Express 4500 V8-6.0L (2010)
10. Remove the fourteen screws (1) from the evaporator and blower module assembly case.
11. Reposition the accumulator aside.
12. Remove the evaporator and blower module assembly front cover (2) from the evaporator case (3).
13. Grasp recirculation door seal and open (1) to gain access to actuator mounting.
14. Release actuator mounting tab (2) and slide rearward.
15. Rotate actuator 90° clockwise (rearward) to release door linkage (3).
16. Remove actuator vacuum line (4).
17. Remove recirculation actuator (5).
Installation Procedure
