Quote:
Originally Posted by FdcCal
Throttle sensitive vibration/noise are often a U joint problem. With the truck parked safely, parking brake on and wheels blocked for safety, put the trans in neutral. With a big screwdriver or bar, pry around on the u joints, there should be NO discernable play in the bearings. It is also possible that the drive shaft got bent somehow. Off roading maybe?? Do you hear any clicks when putting in drive or reverse? What led to the out of balance diagnosis when on the lift?
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Thanks for the input! I'll give that a try as soon as I get the chance.
On the lift they had one guy slowly accelerate, and when the drive shaft spun you could definitely tell it wasn't spinning true, and it was definitely causing some noise and vibrations.