Sierra 2500 4WD V8-6.6L DSL Turbo (2007)
3. Install the weatherstrip to the pinch-weld flange. Ensure that the weatherstrip is fully seated.
4. Install the rear door sill plate. Refer to Rear Side Door Sill Plate Replacement (Extended Cab) Rear Side Door Sill Plate Replacement (Crew Cab)
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