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kratedisease's avatar
kratedisease
Explorer
Jul 31, 2015

Does A/C turn off automatically climbing hills ? Ford F53

I was climbing a long hill in the mountains today when I noticed that the A/C unit stopped blowing after a extended climb but turned on again after I stopped climbing and the RV up shifted to 3 or 4th...
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TNGW1500SE's avatar
TNGW1500SE
Explorer
Jul 31, 2015
I'd bet it's a vacuum leak. Find a auto repair shop that has a smoke machine and have them hook it up. The smoke fills the intake and all the lines with smoke. The leak will be easy to find.

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