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jeep cherokee vibration at 45 mph

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Old Aug 26, 2013 | 07:31 PM
  #16  
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Originally Posted by Jsaltis06
they backed it off the lift and the rear ujoint snapped off
&
I figured out its not the driveshaft. i put a whole new driveshaft in and still have the vibration. i am out of options and have no idea what else it could be.
What's the rear pinion angle? Post up some pics.
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Old Aug 26, 2013 | 09:32 PM
  #17  
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I put dif tires on it and still had the vibration. it doesnt have a flywheel, its an auto. and ill post pics in a sec
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Old Aug 26, 2013 | 09:39 PM
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Originally Posted by Jsaltis06
I put dif tires on it and still had the vibration. it doesnt have a flywheel, its an auto. and ill post pics in a sec
Autos have a flywheel too. Or at least a flywheel type wheel. Behind the inspection plate on the bell housing you'll see it. About 20-30 mins it take too tighten them up. It lessened my vibrations some for sure.

Oh and ps, yea post pics of your rear pinion angle. It's a chance its too high or low an that will def cause a vibration
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Old Aug 26, 2013 | 09:44 PM
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Oh dang my bad, I thought only standards had flywheels and ill try tightening that up tomorrow. Thanks.
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Old Aug 26, 2013 | 09:49 PM
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Originally Posted by Jsaltis06
Oh dang my bad, I thought only standards had flywheels and ill try tightening that up tomorrow. Thanks.
Np. There's a write up here for it. I'm hoping someone can copy and paste it easy for you. It's the torque converter bolts. On the inspection plate on the lower bell housing you remove a couple bolts. Wiggle the cover off and while using a screw driver to hold the wheel in place, tighten each bolt. Make sure to spin wheel clock wise.
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Old Aug 26, 2013 | 09:53 PM
  #21  
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Here's the angle
Attached Thumbnails jeep cherokee vibration at 45 mph-image.jpg  
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Old Aug 26, 2013 | 09:56 PM
  #22  
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I uploaded the wrong one, this one should be the right one
Attached Thumbnails jeep cherokee vibration at 45 mph-image.jpg  
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Old Aug 26, 2013 | 09:58 PM
  #23  
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The other end
Attached Thumbnails jeep cherokee vibration at 45 mph-image.jpg  
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Old Aug 26, 2013 | 10:13 PM
  #24  
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You don't have a CV setup so the pinion looks high to me.

ETA:
For reference
http://www.xjtalk.com/showthread.php?t=7354
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Old Aug 26, 2013 | 10:46 PM
  #25  
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is that good or bad? im not good with driveshaft
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Old Aug 26, 2013 | 11:13 PM
  #26  
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Originally Posted by Jsaltis06
is that good or bad? im not good with driveshaft
The pinion should be parallel to the ground. Do you have axle shims under your leaf packs?
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Old Aug 26, 2013 | 11:32 PM
  #27  
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yeah the very bottom is angled
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Old Aug 27, 2013 | 12:43 AM
  #28  
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i just put new leaf springs on not too long ago too
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Old Aug 27, 2013 | 04:50 AM
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Do you not hve a gas tank???? Your muffler needs to be turned. Your pinion angle sucks ***. You sure you ain't trolling along.
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Old Aug 27, 2013 | 05:07 AM
  #30  
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Two much rear shim take them out or go smaller shims...
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