Causes of Slow Moving Window

WARNING: This page is about a different car, the 2004 Pontiac Grand Prix. However, it is still accessible from the selected car via links, so may be relevant.

IMPORTANT: Owners may comment that the windows operate slowly when going up or down.

Listed below are conditions that may cause a slow moving window.
- The window run channel outboard lip at the rear of door frame.
- The window is not seated in the run channel.
- The window is misaligned in the opening.
- The regulator is misaligned causing misalignment of the window.
After inspecting the conditions above, do the following:
Remove the rear door trim panel. Refer to Trim Panel Replacement - Side Rear Door .
Remove the rear door water deflector. Refer to Water Deflector Replacement - Rear Door .
Loosen the bolts (1) on the window guide channel.
Ensure that the window is fully seated in the window guide channel.
Inspect the window for equal distance between the front and rear run channels.

NOTE: Refer to Fastener Notice in Cautions and Notices.

Tighten the bolts (1) to the window guide channel.
Tighten: Tighten the bolts to 10 N.m (89 lb in).

Fig 1: Window Bolts (Rear Door)

Courtesy of GENERAL MOTORS CORP.

Inspect the window for alignment.