This topic contains 1 reply, has 2 voices, and was last updated by 
James 9 months, 4 weeks ago.
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Hi my name is Brandon and i have a 2000 jeep engine i’ve just rebuilt completely,,,when i start it up the RPM’s revs up really high and i dont know what to do to fix it …please help 706-862-6673…modernman692017@gmail.com…..i’m without wheels till i get this problem fixed thanks for your time.
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High revving at start up and stays there usually caused by vacuum leak. Cover the throttle body air intake and see if it still revs. If it does you have a large vacuum leak.
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