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Home >> Buick >> 2007 >> Allure CX >> Repair and Diagnosis >> External Pages >> Different car >> Section 12 (Sunroof System) >> Repair Instructions >> Sunroof Track Timing/Synchronization >> Removal Procedure
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Removal Procedure

WARNING: This page is about a different car, the 2008 Buick LaCrosse and 2008 Buick Allure. However, it is still accessible from the selected car via links, so may be relevant.
  1. It is only necessary to lower the headliner. Only do those step in headliner replacement that will lower the headliner enough to gain access to the part. Refer to Headlining Trim Panel Replacement .
  2. Disconnect the electrical connector from the motor/actuator.
  3. Remove the motor/actuator. Refer to Sunroof Motor/Actuator Replacement .
  4. Remove the sunroof window. Refer to Sunroof Window Replacement .
  5. Manually slide the mechanism forward in the track until the mechanism reaches the hard stop.
    6. Fig 1: View Of Cam Assembly, Timing Hole & Lifter Arm
    GM1549379Courtesy of GENERAL MOTORS CORP.
  6. Push the cam assembly (2) forward until the timing hole (3) in the cam is aligned with the timing hole (4) in the lifter arm (1).
    7. Fig 2: View Of Pin & Drive Motor
    GM1549380Courtesy of GENERAL MOTORS CORP.
    IMPORTANT: Both mechanisms should now be in the closed position.
  7. Insert a pin (1) in the holes to hold the position while installing the drive motor.
  8. Repeat this procedure for the opposite side.
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