OK, I think I get it now...my only 3/4-ton is a 55.1 Chevy. The 1-tons are 52 and 54 GMC panels. I simply never noticed the stuff in the shop manual about the partially-enclosed divelines. My bad.


Get a REAL truck, get a GMC! www.oldgmctrucks.com
1954 GMC De Luxe COE