GM Service Manual Online
For 1990-2009 cars only

Problem

Action

A squeak or rattle from the inside of the door

  1. Remove the trim panel.
  2. Inspect for the following conditions:
  3. • The inside handle tabs on the bracket are tight to the inner panel and allow the forward tabs to slide into the slots on the panel.
    • If the tabs are not touching, bend the tabs in order to provide positive contact.
    • Ensure the rivets are tight to the inner bracket on the inside handle.
    • Inspect the rod clips at the latch.
  4. Inspect the following connections:
  5. • The inside handle rod connection
    • The inside lock knob rod connection
  6. If the clips are broken or missing, replace the clips.
  7. Ensure the rods are snapped into the anti-rattle clips.
  8. For the rear door, ensure the anti-rattle foam pad is in place under the rods.
  9. Ensure the inside rods cross correctly.

A windnoise at the A-pillar and at the center of the door

  1. Inspect the drip molding to the roof railing for gaping.
  2. Perform the following steps:
  3. 2.1. Pull down the primary weather strip from the affected area.
    2.2. Loosen the screws as needed from the weather strip retainer. Do not remove the screws.
    2.3. Reposition the drip molding.
    2.4. Tighten the screws.
    2.5. Inspect and repeat, as required.
    2.6. Reinstall the weather strip.

A windnoise at the A-pillar mirror area

  1. Remove the outer sealing strip.
  2. Inspect for a damaged or missing sealing patch.
  3. Reposition or replace the patch.

A water leak on the sill plate

  1. Inspect the glass contact edge of the inner belt.
  2. Perform the following steps:
  3. 2.1. Ensure the fore and aft edge of the glass has a small wrap around from the sealing strip.
    2.2.  Inspect for the following conditions of the strip:
       • The sealing strip is folded under. Reposition the strip.
       • The strip is torn. Replace the sealing strip.
    2.3. Remove the trim panel.
    2.4. Remove the inner belt sealing strip (3 retainers).
    2.5. Perform the following steps:
             2.5.1. Inspect the strip in order to ensure the foam strips are intact at the both ends.
             2.5.2. Replace the inner belt sealing strip following the outer contour of the inner molding lip.
             2.5.3. Reinstall the inner belt sealing strip and retest.
    2.6. If a leak exists, inspect for the following conditions:
       • A misaligned water deflector
       • A loose water deflector
    2.7. Perform the following steps:
       • Reposition the water deflector and smooth out any wrinkles.
       • Retest the water deflector and inspect for leaks.

A windnoise at the ear and/or moisture line from the B-pillar upper corner to the sill plate with an accumulation at the sill plate and/or carpeting

  1. Inspect the upper B-pillar area of the weather strip.
  2. Ensure the weather strip corner is smooth.
  3. Inspect the glass position at the molding for measurements and adjustments. Refer to Front Side Door Window Adjustment
  4. Reinspect following the adjustment.
  5. Inspect the glass to seal lip contact.
  6. Perform one of the following methods:
  7. • Wet-out test:
       - Open the door. Wet the seal.
       - Close the door. Inspect for a no-contact area or a discontinued moisture line.
    • Tracing powder (aerosol spray):
       - Spray inside the surface of the glass.
       - GENTLY position the door closed.
       - Open the door. Inspect for a discontinuation of the powder line on the seal.
    • Perform the following repair:
       - Partially remove the trim lace.
       - Bend the back leg of the retainer outward.
       - Reinstall the trim lace and retest.

A windnoise and/or water leak at the transition area

  1. Inspect for a gap between the weather strip and the door below the beltline.
  2. Insert a foam wedge behind the weather strip.
  3. Inspect for a noise or water leak. If a leak exists, perform the following steps:
  4. 3.1. Remove the weather strip along the vertical side only.
    3.2. Drill new holes. Reposition the retainer outboard 2-4 mm (1/8-3/16 in).
    3.3. Reinstall the weather strip. Retest.