C 1500 Yukon 2WD V8-5.3L VIN Z Flex Fuel (2003)
The following service procedure is for inspecting the welds that attach the left rear side door upper hinge (1) to the body "B" pillar sheet metal. If you
find that the two rear welds are missing from the upper hinge, or smaller than the others, perform the repair procedure included.
1.
Open both left side doors.
2.
Using a flat-bladed tool, remove both door opening sill plates by prying upward to release the retainers.
3.
Move the driver's seat and seatback to the full forward position.
4.
Using a flat-bladed tool, remove the center ("B") pillar garnish molding and reposition insulation.