MY IDLE STARTS OFF AT 750 WARM WHEN I PUT IT IN GEAR IT DROPS TO 250

  • Tiny
  • Jamie Thompson
  • 1995 Jeep Grand Cherokee
  • 256,000 miles

Then back up what can I do to fix the problem. I already did full tune up, took t so far I done full tune up, cleaned throttle body front to back changed the pcv, map sensor, air filter

Thursday, February 9th, 2012 AT 11:47 AM

1 Answer

  • Tiny
  • KHLow2008
  • Expert
  • 41,938 posts

It sounds like you have a vacuum leak, go here for more info.

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

thanks for using 2carpros.com

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Thursday, February 9th, 2012 AT 1:20 PM

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