GM Service Manual Online
For 1990-2009 cars only
Makes
🢒
Chevrolet
🢒
2009
🢒
Express - AWD
🢒
HVAC
🢒
Heating, Ventilation, and Air Conditioning
🢒 Defroster Door Replacement
Removal Procedure
Remove the I/P carrier. Refer to
Instrument Panel Carrier Replacement
.
Remove the heater assembly cover retaining screws.
Remove the heater assembly cover.
Disconnect the vacuum hose (1) from the defrost actuator (2).
Depress the clip and remove the defrost actuator (2) from the heater assembly.
Remove the defroster door (2) door from the heater assembly (1).
Installation Procedure
Install the defroster door (2) to the heater assembly (1).
Install the defrost actuator (2) to the heater assembly.
Connect the vacuum hose (1) to the defrost actuator (2).
Install the heater assembly cover.
Caution:
Refer to
Fastener Caution
in the Preface section.
Install the heater assembly cover retaining screws and tighten to
1.9 N·m (17 lb in)
.
Install the I/P carrier. Refer to
Instrument Panel Carrier Replacement
.