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Unread 12-26-2007, 09:13 PM   #1
1988XJ
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1988 XJ Cherokee 
 
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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, 09:48 PM   #2
88XJSport
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1988 XJ Cherokee 
 
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Location: Michigan
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Driveshaft U-Joint is my guess. Check it for play.
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Unread 12-27-2007, 12:19 AM   #3
FokkerDude
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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, 12:40 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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