GMC TSB #GCUS-3-624
2016 GMC Sierra 1500
Affected Component: STRUCTURE
- Summary
- 52990 - Service Update. Certain vehicles may have a condition where the body seam sealer in the plenum/cowl area is short, allowing a water leak path that runs into the driver side foot well of the vehicle. Reseal plenum with Kent Automotive High Tech Seam Sealer P10200.