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Old Sep 21, 2015, 03:49 PM
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Old Apr 21, 2015 | 06:53 PM
  #49411  
gyrator930's Avatar
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From: Pingree Grove, IL
Year: 2001
Model: Cherokee
Engine: 4.0L
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I've got some mystery grinding during acceleration. Any time I give it gas I feel a grinding/rubbing sensation. Also seems to be worse while turning left. Feels like tire rub or a bad front driveshaft, but continues to do it with the driveshaft removed and I have no rub. Axle u joints look ok, and were just replaced 7 months ago. Any ideas? Also, began after a mudding trip, but I cleaned everything up pretty well and I dont think packed in mud is the culprit.
Old Apr 21, 2015 | 07:10 PM
  #49412  
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kgm
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From: Denver
Year: 99
Model: Cherokee
Engine: 4.0
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Originally Posted by NewKindOfClown
Pull the front clip and radiator, and drill it out
Mini blowtorch did the trick. Thanks though.

I got the radiator yanked already.

What size bolt are these? I may need to order one, I have 1 long one and 2 shorter ones. Not sure what the other one is. I think it was short as well.
Old Apr 21, 2015 | 09:13 PM
  #49413  
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From: Prescott, Az
Year: 1990
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Originally Posted by gyrator930
I've got some mystery grinding during acceleration. Any time I give it gas I feel a grinding/rubbing sensation. Also seems to be worse while turning left. Feels like tire rub or a bad front driveshaft, but continues to do it with the driveshaft removed and I have no rub. Axle u joints look ok, and were just replaced 7 months ago. Any ideas? Also, began after a mudding trip, but I cleaned everything up pretty well and I dont think packed in mud is the culprit.
Look to see you have clearance between the pipe and cross member.
Attached Thumbnails XJ Ask the Question Thread-transmission-mount-bracket.jpg  
Old Apr 21, 2015 | 09:35 PM
  #49414  
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From: Portland, OR
Year: 1998
Model: Cherokee
Engine: 4.0L
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I have an easy one for some..

I have a '98 (non vac disco of course) xj with a 231 TC. I picked up a set of used tires that weren't evenly worn (front to the rear) and lifted my jeep.

The problem is.. I've been hearing a light howling/whirring noise when in 4x4 (I only use it on lose surfaces when necessary). With the front axle always being live, does this apply stress on the TC chain?? My front pinion angle is angled properly and I have applied grease and still get the same result.

Last edited by indeepwithajeep; Apr 22, 2015 at 09:44 AM.
Old Apr 21, 2015 | 11:09 PM
  #49415  
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From: Prescott, Az
Year: 1990
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Originally Posted by indeepwithajeep
I have an easy one for some..

I have a '98 (non vac disco of course) xj with a 231 TC. I picked up a set of used tires that weren't evenly worn (front the rear) and lifted my jeep.

The problem is.. I've been hearing a light howling/whirring noise when in 4x4 (I only use it on lose surfaces when necessary). With the front axle always being live, does this apply stress on the TC chain?? My front pinion angle is angled properly and I have applied grease and still get the same result.
You're probably fine. Did you pull the rear of the front drive shaft down and grease it?
Attached Thumbnails XJ Ask the Question Thread-grease-needle-fitting.jpg  
Old Apr 22, 2015 | 08:28 AM
  #49416  
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Any trucks to turning the flex plate so I can mark it an pull it out. I'm changing the two freeze plugs in between the trans and the motor. I think I got lucky on the buy other than having to drop the tranny, I got a 97 xj with 105 thousand miles for a grand. Also should I go ahead and change the rear main seal while I have the trans dropped? Thank you.
Old Apr 22, 2015 | 08:36 AM
  #49417  
cruiser54's Avatar
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Originally Posted by Jguest6
Any trucks to turning the flex plate so I can mark it an pull it out. I'm changing the two freeze plugs in between the trans and the motor. I think I got lucky on the buy other than having to drop the tranny, I got a 97 xj with 105 thousand miles for a grand. Also should I go ahead and change the rear main seal while I have the trans dropped? Thank you.
Mark it for what?

If it's a 4.0, the rear main seal is replaced by removing the engine oil pan.

Plan on doing all the freeze plugs if the others haven't been done already.
Old Apr 22, 2015 | 08:54 AM
  #49418  
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Originally Posted by cruiser54
Mark it for what?

If it's a 4.0, the rear main seal is replaced by removing the engine oil pan.

Plan on doing all the freeze plugs if the others haven't been done already.
Okay, thanks for that. I read that they should be marked when removing. I guess I looked into it to far. I plan on changing all the plugs to brass ones. You have any tips for removing the harness running to some kind of switch on the tranny?
Old Apr 22, 2015 | 09:09 AM
  #49419  
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Originally Posted by Jguest6
Okay, thanks for that. I read that they should be marked when removing. I guess I looked into it to far. I plan on changing all the plugs to brass ones. You have any tips for removing the harness running to some kind of switch on the tranny?
Snip off the zip ties and fuss with it. Some are easier than others.
Old Apr 22, 2015 | 09:11 AM
  #49420  
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Originally Posted by cruiser54
Snip off the zip ties and fuss with it. Some are easier than others.
I just pulled back to the trans from the motor, thank you. I appreciate it
Old Apr 22, 2015 | 02:24 PM
  #49421  
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From: Wetumpka, AL
Year: 1987
Model: Cherokee
Engine: 4.0
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anyone know the mounting difference between a renix throttle body and newer style (91-99)
Old Apr 22, 2015 | 03:18 PM
  #49422  
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From: Frederick, MD from Cleveland, OH
Year: 1993 YJ Wrangler
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Originally Posted by drhoward1988
anyone know the mounting difference between a renix throttle body and newer style (91-99)
If memory serves, different number of bolts. Definitely different bolt pattern
Old Apr 22, 2015 | 07:16 PM
  #49423  
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Year: 1988
Model: Cherokee
Engine: I6 4.0
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Anyone install a Solid cover recently on a 8.25 and not have any issues? I know they used to have issues with the holes lining up.
Old Apr 22, 2015 | 07:34 PM
  #49424  
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Originally Posted by drhoward1988
anyone know the mounting difference between a renix throttle body and newer style (91-99)
3 bolts versus 4 bolts and a different working tPS.

Why?
Old Apr 22, 2015 | 09:04 PM
  #49425  
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From: Wetumpka, AL
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Originally Posted by cruiser54
3 bolts versus 4 bolts and a different working tPS.

Why?
Originally Posted by NewKindOfClown
If memory serves, different number of bolts. Definitely different bolt pattern
thanks. I was asking because I wanted to use a 99 intake but keep the renix TB. I knew the tps was different. wonder if I can make an adapter plate for it to work.



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