Originally Posted by
MickeySully
Thanks. Another bit of info. He told me he laid under the truck while a friend drove forward and backwards over him (about a foot in each direction). He said if he put his hand on the drive shaft that he could feel it "ping" which was making the clicking noise.....
That definitely sounds like U-joints to me. I've had them go out before (not on this truck) and had the exact same symptoms.
Carl