Some pictures would help.

Is there rubber spacers or something that the cab was torqued down on? It would take a crazy amount of force to put the dimples you describe in the truck just by bolting the cab to the frame. Maybe the truck was like that before they mounted it on the frame?


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

My 46 GMC on Photobucket