GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 428347  Size: SH
  1. Remove the RH side sound insulator retainers.
  2. Remove the RH side sound insulator.

Installation Procedure


    Object Number: 428347  Size: SH
  1. Install the RH side sound insulator.
  2. Install the RH side sound insulator retainers.