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a loud thump 88 xlt b2

Posted: Sun Mar 07, 2010 11:46 am
by robwide
I have a loud thump when going down the road...well actually it happens most anytime.
when coming to a stop and just after taking off (but not every time) going downhill, uphill.
It shakes the vehicle at times and at other times it is mild.
The trans shifts thru the gears just fine. It's an automatic by the way.
Any ideas?
thanks!

Re: a loud thump 88 xlt b2

Posted: Sun Mar 07, 2010 8:14 pm
by tekatlarge
My Best unemedjucted Guess is Bad U joint on the drive shaft. If you have the Tulip joint (cv) I will bet ya it is Junk..

Re: a loud thump 88 xlt b2

Posted: Mon Mar 08, 2010 9:04 am
by robwide
Thanks!
I'll look at it.

Re: a loud thump 88 xlt b2

Posted: Tue Mar 09, 2010 8:07 pm
by drofman
check rad arm bushings

Re: a loud thump 88 xlt b2

Posted: Wed Mar 10, 2010 7:44 am
by robwide
upon further inspection (more driving) it seems to be coming from the drivers side front.
it even actually seems to jerk (not the jerk behind the wheel) the vehicle at times, especially if it is under load.
I'm sure those tidbits of info help!
Thanks