the vin buster is for Chevys, doesn't work for GMC's .... 450 series - '51 conventional cab model 453, basically a 1.5T but could have a higher GVW

Bill

Moved over to the Passing Lane

"When we tug a single thing in nature, we find it attached to the rest of the world" ~ John Muir
"When we tug a single thing on an old truck, we find it falls off" ~ me
Some TF series details & TF heater pics