Front Side Door Upper Auxiliary Weatherstrip Replacement for GMC Truck TopKick C-Series (Conventional) C6/C7/C8 2003

1. Open front door.



2. Remove the weatherstrip from the door frame by gently pulling on the weatherstrip.
3. Remove the weatherstrip retainers from the holes in the door frame.

1. Install the weatherstrip to the door frame.
2. Press the retainers in the weatherstrip into the holes in the door frame, until each is fully seated.
3. Close the front door.