C 2500 Yukon XL 2WD V8-6.0L VIN U (2001)
12. Position the rear body opening lower filler and mig-weld in place at factory weld locations (Fig. 4-69).
13. Clean and prepare all weld surfaces.
14. Refinish the metal surfaces as necessary.
15. Align and install all of the related panels and the components.