Yukon XL 4WD V8-6.0L (2007)
After finding the fore and aft seam, apply seam sealer where voids are noted. Run water over this seam in order to verify that the leak has been sealed.
Condition
Front floor wet at the base of the "A" pillar. Refer to the illustration above.
Cause
Remove the fender and inspect the lower cowl area for a void in the sealant as seen in the illustration above.
Correction
Clear the area and reseal with seam seal. Allow dry time. Run water over this seam in order to verify that the leak has been sealed.
Condition
Customer comments about moisture between the top of the A pillar trim and the headliner. Refer to the illustration above.
Cause