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Home >> Chevrolet >> 2007 >> Express 2500 V8-4.8L >> Repair and Diagnosis >> Heating and Air Conditioning >> Air Door >> Service and Repair >> Mode Door Replacement - Lower
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Mode Door Replacement - Lower



Mode Door Replacement - Lower

Removal Procedure

1. Remove the heater assembly.





2. Disconnect the vacuum hose from the lower mode actuator (2).
3. Remove the lower mode actuator (2) from the heater assembly (4).
4. Remove the linkage from the lower mode actuator (2).
5. Remove the heater assembly cover screws.
6. Remove the heater assembly cover.





7. Remove the lower mode door (1) to the heater assembly (2).

Installation Procedure





1. Install the lower mode door (1) to the heater assembly (2).
2. Install the heater assembly cover.

Notice: Refer to Fastener Notice.

3. Install the heater assembly retaining screws.

Tighten screws to 1.9 N.m (17 lb in).





4. Install the linkage to the lower mode actuator (2).
5. Install the lower mode actuator (2) to the heater assembly.
6. Connect the vacuum hose to the lower mode actuator (2).
7. Install the heater assembly.

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