GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 638416  Size: SH
  1. Remove the push-in retainers from the wheelhouse extension .
  2. Remove the wheelhouse extension from the vehicle.

Installation Procedure


    Object Number: 638416  Size: SH
  1. Install the front wheelhouse extension to the vehicle.
  2. Install the push-in retainers to the wheelhouse extension.