GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

  1. Remove the rear compartment side trim. Refer to Rear Compartment Side Trim Replacement - Right Side .

  2. Object Number: 284209  Size: MH
  3. Remove the press tabs in order to release the pressure relief valve (2) from the quarter panel (1).

Installation Procedure


    Object Number: 284209  Size: MH
  1. Install the pressure relief valve (2) to the quarter panel (1) by pressing the valve in order to engage the tabs.
  2. Install the rear compartment side trim.