Kevin,
Thanks for the info. Yes, there are 2 foam pieces on each side of the molding 2 on driver side and 2 on passenger side. I figured they something to do with the defrost vents.
There are several places that sell the clips.

https://classictruck.com/1947-53-inner-windshield-molding-locating-clips-set-sku-32-128
https://classicpartsusa.com/1947-53-inner-windshield-molding-locating-clips-set-sku-32-128
https://www.ebay.com/itm/233946968507

Last edited by Peggy M; 02/21/2024 7:16 PM. Reason: remove tracking info

1950 Gmc 100