GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Chevrolet 🢒 2009 🢒 Impala 🢒 Preface 🢒 Dangers, Warnings, and Cautions 🢒 Sunroof Window Height and Opening Fit Adjustment

    Object Number: 294274 Size: MH
  1. Slide the sunroof sunshade to the open position.
  2. Move the sunroof glass panel to the fully closed position.
  3. Loosen the sunroof glass panel screws.
  4. Individually adjust the 4 corners (1) of the sunroof glass panel.
  5. Adjust the front of the sunroof glass panel to 1.5 mm (0.050 in) below the top surface of the roof panel (3).
  6. Adjust the rear of the sunroof glass panel to 1.5 mm (0.050 in) above the top surface of the roof panel (2).

    7. Caution: Refer to Fastener Caution in the Preface section.


    Object Number: 294278 Size: SH
  7. Tighten the sunroof glass panel screws.

    8. Tighten
    Tighten the screws to 4 N·m (35 lb in).