Car keeps revving by itself whats wrong

Tiny
BUBBA614
  • MEMBER
  • 1995 CHEVROLET SUBURBAN
  • 240,000 MILES
We warm up car for 30 mins n when driving or standing car revvs by itself won't stay below 1 rpm
Wednesday, September 7th, 2011 AT 5:50 PM

1 Reply

Tiny
JDL
  • MECHANIC
  • 16,098 POSTS
It revs while driving down the road with foot on the accelerator pedal, open throttle? How long since a tune-up? Any applicable trouble codes? Maybe a vacuum leak? Clean the throttle-body and idle air control, that should only apply to idle issues.
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Wednesday, September 7th, 2011 AT 8:05 PM

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