GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


Object Number: 408870  Size: SH

Section the rocker panel instead of performing a complete replacement. Use conventional sectioning procedures for Oldsmobile and Buick.


Object Number: 408878  Size: SH

Do not use conventional sectioning procedures in key structural areas in order to retain structural integrity.

The following procedure is effective only when you replace the wheelhouse.

  1. Drill out the factory welds.
  2. Pull the rocker panel backward through the wheelhouse.

Installation Procedure

  1. Install the rocker panel through the rear wheelhouse.

  2. Object Number: 408871  Size: SH
  3. Plug weld the rocker panel at the original factory welds.