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.
2005 Chevrolet Tahoe 2WD V8-4.8L VIN VFACTORY OEM SERVICE PROCEDURE
Recirculation Door (Delphi)
RECIRCULATION DOOR REPLACEMENT (DELPHI)
REMOVAL PROCEDURE
1. Remove the HVAC module assembly. Service and Repair
2. Disconnect the recirculation actuator electrical connection (1).
3. Remove the recirculation actuator mounting screws.
4. Remove the recirculation actuator.
5. Remove the recirculation door.
INSTALLATION PROCEDURE
1. Install the recirculation door.
2. Install the recirculation actuator.
3. Install the recirculation actuator mounting screws.
NOTE: Refer to Fastener Notice in Service Precautions.
Tighten the screws to 1.9 N.m (17 lb in).
4. Connect the recirculation actuator electrical connection (1).
5. Install the HVAC module assembly.
REMOVAL PROCEDURE
1. Remove the HVAC module assembly. Service and Repair
2. Disconnect the recirculation actuator electrical connection (1).
3. Remove the recirculation actuator mounting screws.
4. Remove the recirculation actuator.
5. Remove the recirculation door.
INSTALLATION PROCEDURE
1. Install the recirculation door.
2. Install the recirculation actuator.
3. Install the recirculation actuator mounting screws.
NOTE: Refer to Fastener Notice in Service Precautions.
Tighten the screws to 1.9 N.m (17 lb in).
4. Connect the recirculation actuator electrical connection (1).
5. Install the HVAC module assembly.
Factory Service Tools
Use the Manual With the Right Hardware
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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.
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