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Blower Motor issues Plz HELP!

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Old Jun 25, 2017 | 12:31 PM
  #1  
Prerunner2's Avatar
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From: Phx Az
Year: 1996
Model: Cherokee
Engine: 4.0
Default Blower Motor issues Plz HELP!

I am having an issue with my blower motor. (I Think? Maybe vacuum related?)

I had my a/c fixed finally in the 3 years i have owned my Cherokee! was working great until the blower motor cut out. I replaced the blower motor and the blower motor switch at the same time. A/C was working GREAT then the 3rd time I drove the XJ coming out of a gas station everything cut out. Blower motor stopped blowing and the engine l was shaking like crazy wouldn't accelerate at all. Then I shut the blower a/c off and it all cleared up! all these symptoms reoccur only when I turn the a/c on is this a wiring issue or a vacuum leak somewhere?
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Old Jun 25, 2017 | 02:29 PM
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CCKen's Avatar
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From: Canton, MI
Year: 1999
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Engine: 4.0
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Give this a look:

Name:  AC%20Control%20Vacuum%20Schematic.jpg
Views: 384
Size:  3.11 MB
.
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Old Jun 26, 2017 | 08:00 AM
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Year: 1996
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thanks I couldn't find anything wrong there (really trying not to pull dash) does anyone else have any suggestions?
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Old Jun 26, 2017 | 08:25 AM
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From: Prescott, Az
Year: 1990
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Originally Posted by Prerunner2
thanks I couldn't find anything wrong there (really trying not to pull dash) does anyone else have any suggestions?
Yup.
Attached Thumbnails Blower Motor issues Plz HELP!-vac-ball-routing.jpg  
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Old Jun 26, 2017 | 08:36 AM
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From: Phx Az
Year: 1996
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I also checked all of those lines... nothing seems disconnected or cracked going to smoke my vacuum system today at work if I get a chance.
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