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Overheating comanche

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Old May 10, 2013 | 08:36 PM
  #16  
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Originally Posted by 89cherokee2gtmudy
Replace bottle, got it! Anything else should I do as preventive maintenance? I'm gonna be traveling throughout the summer with the truck and I don't want it to overheat again.
Bottle. Chuck cap that comes with it. Use 703-1396 cap.
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Old May 10, 2013 | 08:52 PM
  #17  
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Pulled the plugs since when I took her out of my drive way and onto the street she was missing. The plugs look fine. 456 look like they've been running a bit more lean then the others. Still misses. I'm suspecting blown head gasket between cylinders.
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Old May 10, 2013 | 08:54 PM
  #18  
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Originally Posted by 89cherokee2gtmudy
Pulled the plugs since when I took her out of my drive way and onto the street she was missing. The plugs look fine. 456 look like they've been running a bit more lean then the others. Still misses. I'm suspecting blown head gasket between cylinders.
Or loose intake manifold bolts..........
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Old May 10, 2013 | 09:29 PM
  #19  
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Originally Posted by cruiser54

Or loose intake manifold bolts..........
Bolts were re tightened a few weeks ago.
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Old May 10, 2013 | 10:01 PM
  #20  
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Took her for a drive and she seems to run fine. Acts like she's running out if gas around corners but other wise the miss is gone and she's running strong. Not blowing water out the cracked bottle and getting up to normal operating temp.
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Old May 10, 2013 | 10:41 PM
  #21  
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Originally Posted by 89cherokee2gtmudy
Took her for a drive and she seems to run fine. Acts like she's running out if gas around corners but other wise the miss is gone and she's running strong. Not blowing water out the cracked bottle and getting up to normal operating temp.
Fuel pump taking a dump? Fuel pump suction line split?
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Old May 11, 2013 | 02:32 AM
  #22  
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Originally Posted by 89cherokee2gtmudy
What I am currently in the process of doing in my 89 xj with the closed system. When at operating temp the fan clutch has little resistance to spin but stops quickly when I let go. Is that possible bad fan clutch?
Id replace it should be free when cold stiff when hot and get pressure bottle issue resolved ive been thru three. Finally just upgraded been 5 years now still good.
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Old May 11, 2013 | 04:00 AM
  #23  
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Originally Posted by cruiser54

Fuel pump taking a dump? Fuel pump suction line split?
Fuel pump is new, only 3 months old. Now after putting 40 miles on it after over heating its running like normal. Still has just water in the system so I'm gonna drain half and fill with antifreeze and order a new pressure bottle
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Old May 11, 2013 | 07:04 AM
  #24  
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Originally Posted by 89cherokee2gtmudy
Fuel pump is new, only 3 months old. Now after putting 40 miles on it after over heating its running like normal. Still has just water in the system so I'm gonna drain half and fill with antifreeze and order a new pressure bottle
Ditch the cap that comes with the bottle and get a 703-1396 from Napa instead.
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Old May 11, 2013 | 12:42 PM
  #25  
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Originally Posted by cruiser54

Ditch the cap that comes with the bottle and get a 703-1396 from Napa instead.
Thanks cruiser, I will also get another 703 cap.
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Old May 11, 2013 | 01:58 PM
  #26  
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Originally Posted by 89cherokee2gtmudy
Thanks cruiser, I will also get another 703 cap.
Well, if you've already got one, reuse it.
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Old May 11, 2013 | 07:25 PM
  #27  
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Originally Posted by cruiser54

Well, if you've already got one, reuse it.
It wouldn't be bad to have a spare. I've lost two caps from forgetting them on the battery then tanking off.
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Old May 11, 2013 | 10:21 PM
  #28  
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Originally Posted by 89cherokee2gtmudy
It wouldn't be bad to have a spare. I've lost two caps from forgetting them on the battery then tanking off.
OK then, get a new one. LOL. Kids these days..........
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Old May 12, 2013 | 11:53 AM
  #29  
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Originally Posted by cruiser54

OK then, get a new one. LOL. Kids these days..........
I have ordered a bottle. I will pick up the cap at the same time. Your never to old to act like a kid.
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Old May 12, 2013 | 12:59 PM
  #30  
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Originally Posted by 89cherokee2gtmudy
I have ordered a bottle. I will pick up the cap at the same time. Your never to old to act like a kid.
Ask my wife. I'm always irritating her with my juvenile behavior. I just turned 59 last week. I agree. People ask me where I grew up and I tell them I haven't yet!!
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