Some guys put urethane or RTV silicone between the seal and the body to keep water from going through the gap.

I know I've heard of and seen issues of front window fitment in the AD trucks. I think it's normal to have issues, I think someone will be along shortly to link to somewhere a solution has been posted.


1946 GMC Pickup - S-10 Frame, 455 Buick, TH400, original patina.

My 46 GMC on Photobucket