Update, the truck doesn’t seem to do it when I slip it into neutral going down the road
It started all of this before I did this long list of work.
I don’t believe they did change the crankshaft dampener. How often do they go bad?
I’ve checked the cab mounts and they seem to be in pretty good shape
I have a 2006 379 peterbilt exd. It has a cat c-15 with a eaton 18 speed & 366 rears. The motor had a complete in frame done 300,000 miles ago by...