1998 GMC C1500 idle

1998 GMC C1500
96,000 MILES • V8 • 4WD • AUTOMATIC
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DRAWOH
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  • 1 POST
i have to hold the gas pedal to the floor to start the truck. it will run t high rpm but it has a miss and it wont idle it just stalls. can you help?
Oct 27, 2008 at 2:45 PM
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DLOBI
  • MEMBER
  • 125 POSTS
I would suspect and start with removing and cleaning or replacing the IAC. The idle air controll valve is on the side of your throttle body.
Oct 28, 2008 at 5:00 AM
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