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Go Back JeepForum.com > Models > Jeep Cherokee & Comanche Forums > XJ Cherokee Technical Forum > knocking in rear

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Unread 12-26-2007, 10:13 PM   #1
1988XJ
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1988 XJ Cherokee 
 
Join Date: Aug 2007
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knocking in rear

about 2 days ago i started hearing a knocking sound in my rear the sound is near the gas tank, what could it be???

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Unread 12-26-2007, 10:48 PM   #2
88XJSport
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1988 XJ Cherokee 
 
Join Date: Jul 2005
Location: Michigan
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Driveshaft U-Joint is my guess. Check it for play.
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Unread 12-27-2007, 01:19 AM   #3
FokkerDude
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2002 TJ Wrangler 
 
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Might also want to check the exhaust hangers. I had one letting go and the pipe was bumping into the receiver hitch.
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Unread 12-27-2007, 01:40 AM   #4
bc yj'er
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is it random or does it go with the engine RPM or travel speed?
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