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Home >> Hummer >> 2008 >> H2 4D Utility Wagon >> Repair and Diagnosis >> External Pages >> Different car >> Section 434 (Water Leaks) >> Repair Instructions >> Body Waterleak Repair

Body Waterleak Repair

WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2012 GMC Yukon XL, 2012 GMC Yukon, 2012 Chevrolet Tahoe, 2012 Chevrolet Suburban, and 2012 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Cutting Out Portion Of Adhesive Caulking (1 Of 2)
GM639653Courtesy of GENERAL MOTORS COMPANY
WARNING:

If the vehicle interior is exposed to moisture and becomes soaked up to the level of the sensing and diagnostic module (SDM), the SDM and SDM harness connector must be replaced. The SDM could be activated when powered, which could cause airbag deployment and result in personal injury.

Depending on the location of the waterleak, you may have to remove certain interior components in order to repair the leak.

  1. If the floor carpet is wet refer to Floor Carpet Drying .
  2. Fig 2: Cutting Out Portion Of Adhesive Caulking (2 Of 2)
    GM639652Courtesy of GENERAL MOTORS COMPANY
  3. Cut out a portion of the adhesive caulking in the leak area from inside or outside of the vehicle.
  4. Clean and remove all loose particles of the adhesive old caulking from the area.
  5. Apply joint body and seam sealer where the old adhesive caulking was removed.
  6. Allow the adhesive caulking to dry for several hours.
  7. Test for leaks.
  8. Install the trim, if removed.