Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSCHEVROLET2011IMPALA V6-3.5LREPAIR AND DIAGNOSISHEATING AND AIR CONDITIONINGAIR DOORSERVICE AND REPAIR
2011 Chevrolet Impala V6-3.5L
Air Door: Service and Repair
2011 Chevrolet Impala V6-3.5LSECTION Service and Repair
Air Temperature Door Replacement
Removal Procedure
1. Remove the HVAC module assembly. Refer to Air Conditioning and Heater Module Assembly Removal and Installation (Service and Repair).
2. Remove the screws that secure the recirculation housing to the HVAC module assembly.
3. Remove the recirculation housing from the HVAC module assembly.
4. Remove the screws that secure the mode actuator to the HVAC module assembly.
5. Remove the mode actuator from the HVAC module assembly.
6. Remove the screws that secure HVAC module assembly upper case to the HVAC module assembly lower case.
7. Remove the heat stakes that secure the HVAC module assembly upper case to the HVAC module lower case using a small chisel.
8. Separate the HVAC module assembly case (1).
9. Remove the screws that secure the air temperature actuator to the HVAC module assembly upper case.
10. Remove the air temperature actuator from the HVAC module assembly upper case.
11. Remove the air temperature door from the HVAC module assembly upper case.
Installation Procedure
1. Install the air temperature door to the HVAC module assembly upper case.
2. Install the air temperature actuator to the HVAC module assembly upper case.
Caution: Refer to Fastener Caution (Fastener Caution).
3. Install the screws that secure the air temperature actuator to the HVAC module assembly upper case.
Tighten the screws to 1.5 Nm (13 lb in).
4. From the inside of the upper case, drill the dimples adjacent to the heat stakes using a 5.5 mm (7/32 in) drill bit.
5. Align and attach the upper and lower HVAC module assembly case.
6. Install the removed screws that secure the HVAC module assembly upper case to the HVAC module assembly lower case to their original position.
Tighten the screws to 1.5 Nm (13 lb in).
7. Install new screws that will secure the HVAC module assembly upper case to the HVAC module assembly lower case in the locations adjacent to the heat stakes.
Tighten the screws to 1.5 Nm (13 lb in).
8. Install the mode actuator.
9. Install the screws that secure the mode actuator to the HVAC module assembly.
Tighten the screws to 1.5 Nm (13 lb in).
10. Install the recirculation housing to the HVAC module assembly.
11. Install the screws that secure the recirculation housing to the HVAC module assembly.
Tighten the screws to 1.5 Nm (13 lb in).
12. Install the HVAC module assembly. Refer to Air Conditioning and Heater Module Assembly Removal and Installation (Service and Repair).
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.