Jimmy 2WD L4-119 19L Cowl Snapping or Popping Noise TSB Page 5803
11.
Paint the bare metal edges left from cutting the hole with a zinc rich primer.
12.
Completely fill the hole with black RTV, GM P/N 1052917, or equivalent and level for good adhesion and appearance.
13.
Follow Steps 6-12 on each side of the vehicle.
14.
Reinstall the hood hinge seals in their original position to prevent water leakage into the cowl. If it is necessary, additional adhesive (3M weather
strip adhesive P/N 08001 or equivalent) should be used to secure the hood hinge seal.
15.
Reinstall the windshield washer hose, cowl vent panel, radio antenna, and windshield wipers, and remove the protective tape from the fender and
cowl vent panel.
Time to perform this modification is 0.6 hrs. Use Labor Operation T 7230.
