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Home >> Chevrolet >> 2011 >> Traverse LS, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 56 (HVAC System - Automatic) >> Repair Instructions >> Mode Control Cam Alignment >> Removal Procedure
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Removal Procedure

WARNING: This page is about a different car, the 2010 Cadillac SRX. However, it is still accessible from the selected car via links, so may be relevant.
    NOTE: The HVAC module must be removed to accurately set the cam gear timing. Failure to do so may result in poor HVAC performance and/or damage to the HVAC module.
  1. Remove the HVAC module from the vehicle.
    2. Fig 1: Identifying Mode Cam Gear Cover Screw & Cover
    GM2323132Courtesy of GENERAL MOTORS CORP.
  2. Remove the mode cam gear cover screw (1) and cover (2).
    3. Fig 2: View Of Mode Cam Gear Actuator, Screws & HVAC Module
    GM2323129Courtesy of GENERAL MOTORS CORP.
  3. Remove the mode cam gear actuator screws (1) and separate the actuator (2) from the HVAC module.
  4. Disconnect the mode cam gear actuator electrical connector.
    5. Fig 3: View Of Mode Cam Gear
    GM2323133Courtesy of GENERAL MOTORS CORP.
  5. Remove the mode cam gear (1) from the HVAC module.
  6. For alignment purposes, remove both cam gear levers (2).
  7. If the valve gears (3) are damaged, remove them from the HVAC module and discard.
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