What could be causing my 93 bronco to idle high all the time?

all time high
GotInkMan? asked:

It usually idles at around 700 rpms but now it is up in the 1300 range and seems to go up the longer i’m in it. and when in park after i’ve driven it, idles even higher.



Comments (2)    Posted in Maintenance & Repairs    

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2 Responses to 'What could be causing my 93 bronco to idle high all the time?'

  1. John St.Louis - August 6th, 2009 at 12:07 pm

    vacume leak or faulty idle air control valve

  2. Nomadd - August 9th, 2009 at 1:05 am

    Usually a vacuum leak.


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