GM Service Manual Online
For 1990-2009 cars only

    Object Number: 398230  Size: SH
  1. Park the vehicle on a flat surface.
  2. Inspect the fit of the door glass to the weatherstrips.
  3. Inspect the fit of the removable roof panel, if equipped to the body.
  4. Inspect the fit of the convertible top, if equipped to the body.
  5. Inspect the joint of the roof side weatherstrip to the A-pillar and the B-pillar weatherstrip.
  6. Inspect the windshield weatherstrip.
  7. Perform a generalized water test using a test stand this is necessary to determine where to preform a localized test.