Express 3500 V8-4.8L (2007)
Rear Door Weatherstrip: Service and Repair
Rear Door Opening Weatherstrip Replacement
Rear Door Opening Weatherstrip Replacement
Removal Procedure
1. Remove the rear corner garnish molding.
2. Remove the driver side body side rear trim panel.
3. Remove the passenger side rear corner trim panel.
4. Remove the rear floor trim plate.
5. Remove the rear door opening frame garnish molding.
6. Pull the rear door opening weatherstrip from the door opening pinch-weld flange. Use 3M Release Agent or the equivalent at the bottom ends of
the rear door opening weatherstrip if needed.
Installation Procedure
1. Apply weatherstrip adhesive into the channel on the rear door opening weatherstrip. Use GM P/N 12345097 (Canadian P/N 10953479) or the
equivalent.
2. Start at the corners and align the rear door opening weatherstrip to the door opening pinch-weld flange.
3. Align the channel on the rear door opening weatherstrip with the pinch-weld flange.
Important: When installing the rear door opening weatherstrip, ensure that the corners have not pulled away from the body.