97 zj 4.0 - JeepForum.com
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post #1 of 4 Old 10-07-2012, 08:11 PM Thread Starter
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1997 TJ Wrangler 
Join Date: Sep 2012
Location: Greenville
Posts: 34
97 zj 4.0

My 97 grand Cherokee 4.0 auto trans will run fine about 30 minutes then it starts sucking massive amounts of air and makes like it doesn't get fuel when u press the gas pedal it does nothing but after a few minutes it will run fine then does it again any help will be greatly appreciated


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post #2 of 4 Old 10-08-2012, 03:55 PM
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1995 ZJ 
Join Date: Jul 2012
Location: baltimore
Posts: 337
Sounds like a cracked intake manifold.

Just Enjoying Every Puddle
Built Not Bought #693
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post #3 of 4 Old 10-09-2012, 04:59 AM
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2008 KK Liberty 
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Do a YouTube search for finding vaccum leaks. You can use carb cleaner on a cold engine, or the safer method of propane to find the leak.
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post #4 of 4 Old 10-09-2012, 12:47 PM Thread Starter
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1997 TJ Wrangler 
Join Date: Sep 2012
Location: Greenville
Posts: 34
Local jeep shop told me could be bad converter so I'm gonna cut that off first and try that
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