FixVault

Recirculation Actuator Replacement

WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2008 GMC Yukon XL, 2008 GMC Yukon, 2008 Chevrolet Tahoe, 2008 Chevrolet Suburban, and 2008 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: View Of Recirculation Actuator & Screws
GM1696341Courtesy of GENERAL MOTORS CORP.
Callout Component Name
NOTE: In order to avoid actuator damage, DO NOT apply power to the actuator when it is not installed in the HVAC module.

Preliminary Procedure

  1. Remove the inflatable restraint I/P module. Refer to Inflatable Restraint Instrument Panel Module Replacement
  2. Disconnect the electrical connector from the recirculation actuator.
1 Recirculation Actuator Screw (Qty: 2)
NOTE: Refer to Fastener Notice .

Tighten:  2 N.m (18 lb in)

2 Recirculation Actuator
Procedure: 
Re-calibrate the recirculation actuator. Refer to Actuator Recalibration .