Vibration between 30 - 40 MPH
Discussion in 'Heavy Duty Diesel Truck Mechanics Forum' started by Cbrannum, Oct 26, 2020.
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I bet you have a bad ujoint and/or work yoke somewhere.
201 Thanks this. -
860K? On a 3 year old truck, someone did some trailer truckin'. Vibration under load ( acceleration) is almost always bad U-joint.
Anyone here remember "tandem axle hop" between 30-40 mph?Cbrannum Thanks this. -
Had a cube van with same symptoms, hard shake under acceleration.
It was a very bad u-joint, needles were falling out of cup.Cbrannum Thanks this. -
201 Thanks this.
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I 2nd the shock comment
I was having an issue with a shake 30-40 on washboard roads
Changed the shocks and it’s all good
Should change them regularly anyway and it’s a cheap item -
Do we know the outcome?
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