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 MANUALSCHEVROLET2001CHEVY EXPRESS G2500, VAN CARGO EXTENDED, 5.7 R, L31/KL8REPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 591 (HVAC SYSTEMS - MANUAL)REPAIR INSTRUCTIONSRECIRCULATION ACTUATOR REPLACEMENTINSTALLATION PROCEDURE

2001 Chevrolet Chevy Express G2500, Van Cargo Extended, 5.7 R, L31/KL8

Installation Procedure

2001 Chevrolet Chevy Express G2500, Van Cargo Extended, 5.7 R, L31/KL8SECTION Installation Procedure

WARNING: This page is about a different car, the 2003 Chevrolet Corvette. However, it is still accessible from the selected car via links, so may be relevant.

Rotate the recirculation door lever fully forward clockwise and hold in place.
Connect the recirculation actuator plunger rod to the recirculation door lever, then extend the plunger.

Fig 1: Installing Recirculation Actuator
Courtesy of GENERAL MOTORS CORP.
Inspect that the recirculation actuator pushrod is not binding on the recirculation door lever.
Push the recirculation actuator toward the HVAC module case to secure the retaining tab.

Fig 2: Releasing Recirculation Door Lever
Courtesy of GENERAL MOTORS CORP.
Release the recirculation door lever.
Connect the vacuum harness connector to the recirculation actuator.
Install the SIR bracket. Refer to BRACKET REPLACEMENT - SIR in Instrument Panel, Gages and Console.

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.