GM Service Manual Online
For 1990-2009 cars only

Vertical Adjustment


    Object Number: 244994  Size: SH
  1. Open the sunroof sunshade by sliding rearward.
  2. Loosen the 2 screws (2) which secure each side of the sunroof window (1).

  3. Object Number: 394993  Size: SH
  4. Adjust the sunroof vertical height by moving the sunroof window upward or downward. The sunroof window should be flush with the roof when adjusted properly.

  5. Object Number: 244994  Size: SH
  6. Tighten the 2 screws (2) which secure each side of the sunroof window (1).
  7. Close the sunroof sunshade by sliding forward.

Horizontal Adjustment


    Object Number: 244951  Size: SH
  1. Open the sunroof sunshade by sliding rearward.
  2. Loosen the 2 screws (2) which secure each side of the sunroof window (1).

  3. Object Number: 394991  Size: SH
  4. Adjust the sunroof window laterally by moving the window to the left or the right. The distance on either side of the sunroof window and the roof should be equal.
  5. Adjust the sunroof window fore/aft position by moving the window either forward or rearward.
  6. • The distance between the front edge of the sunroof opening (1) and the sunroof window  (2) should be between 0.0-1.5 mm (0.0-0.059 in).
    • The distance between the rear edge of the sunroof opening (1) and the sunroof window  (2) should be between 0.0-1.5 mm (0.0-0.059 in).

    Notice: Refer to Fastener Notice in the Preface section.


    Object Number: 244951  Size: SH
  7. Tighten the 2 screws (2) which secure each side of the sunroof window (1).
  8. Tighten
    Tighten the screws to 4 N·m (35 lb in).

  9. Close the sunroof sunshade by sliding forward.