5ktq massive vibration from rear 20-40mph

Grant Lenahan glenahan at vfemail.net
Mon Oct 2 20:10:23 EDT 2006


I dont know, But at first I thought "bent wheel" . Then you said "up on 
jackstands".

I next thought - diff? Nah. How wouldd I test?

I'm thinking diff.

Grant

On Oct 2, 2006, at 8:16 AM, Kurt Deschler wrote:

>
>
> I am trying to isolate the source of massive vibration from the rear 
> of my
> 5ktq. The problem is definitely dependant of wheel speed, not engine 
> speed
> and comes on hard and fast at 20mph. Problem also occurs with the rear 
> end
> up on jacks. I tried adjusting the prop shaft bearing and geasing the
> U-Joint and neither helped. I have also ruled out the brakes. Could the
> rear diff be bad? It used to weep fluid so it is possible it went dry. 
> The
> vibration reasonates the entire back of the car and is enough to rattle
> your teeth out.
>
>  	-Kurt
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