RPM Fluctuating and A/C stops working during that time?

2009 FORD EXPLORER
82,000 MILES • 4.0L • 6 CYL • 4WD • AUTOMATIC
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MOHAMED.ABOULWAFA
  • MEMBER
  • 1 POST
Am having this issue for while RPM fluctuating car jerking and sometimes RPM drops down till it switches off and during the fluctuating the AC is not working. i have no errors codes though.
May 16, 2023 at 9:00 PM
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STRAILER
  • AUTOMOTIVE REPAIR CONTRIBUTOR
  • 54,181 POSTS
This sounds like you have a vacuum leak, or the throttle body needs to be serviced. Here are three guides to help us fix the problem with additional information below:

https://www.2carpros.com/articles/throttle-actuator-service

Use this guide when the engine is cold only:

https://www.2carpros.com/articles/how-to-use-an-engine-vacuum-gauge

and

https://www.2carpros.com/articles/stall-at-idle

Check out the images (below). Please let us know what happens.
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May 17, 2023 at 10:03 AM
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