GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 309988  Size: SH
  1. Remove the screw (2) that retains the pressure relief valve (1) to the rear lock pillar.
  2. Remove the pressure relief valve (1).

Installation Procedure


    Object Number: 309988  Size: SH
  1. Install the pressure relief valve (1).
  2. Install the screw (2) in order to retains the pressure relief valve (1) to the rear lock pillar.