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Sluggish 91XJ 4.0

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Old Sep 11, 2009 | 11:00 PM
  #1  
Timber Wolf's Avatar
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From: Vancouver, Wa.
Year: 1991
Model: Cherokee
Engine: 4.0 HO
Default Sluggish 91XJ 4.0

Help, When the engine temp is >210 engine/throttle becomes unresponsive. Any ideas would be helpfull. Have had nothing but trouble all summer long.
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Old Sep 12, 2009 | 12:08 AM
  #2  
93gc40's Avatar
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From: Visalia, Kalifornia, ussa
Year: 1996
Model: Cherokee
Engine: 4.0
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How hot is it running? Check Tstat, radiator cap, hoses, water pump, no oil in water, water in oil, flush radiator, pressure test radiator. Need more information.
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Old Sep 12, 2009 | 09:44 AM
  #3  
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From: Vancouver, Wa.
Year: 1991
Model: Cherokee
Engine: 4.0 HO
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When the outside temp is >70 she will run up to 235 unless I run the defroster. Have checked or replaced all engine cooling equipment
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