1999 Chevy Suburban fast idle

1999 CHEVROLET SUBURBAN
198,000 MILES • V8 • 4WD • AUTOMATIC
Avatar
SUZCAMP
  • MEMBER
  • 1 POST
My Suburban idles way to fast! I have changed the idle air control but it still idles fast......is there some other sensor that knows when I have stopped?
Apr 10, 2010 at 8:05 AM
Advertisement
Avatar
RASMATAZ
  • CERTIFIED EXPERT
  • 75,992 POSTS
Clean the throttle plate, inspect the throttle cable could be sticking/kinked and test the throttle position sensor-
Apr 10, 2010 at 1:18 PM