It sounds to me like your pedal is sticking on the sheet metal hole in the firewall. This is usually caused by a sagging cab. Another possible cause is that someone had the pedal arm joint apart and didn't do it up securely.


1951 GMC 1 Ton Flatbed -- It is finally on the road and what a great time I have driving it!
1951 1 Ton Completed


My Chevy Master 4 Door is on the Road!