THROTTLE BODY NOISE

  • Tiny
  • Rtshelby
  • 1993 CHEVROLET TRUCK
  • 6 CYL
  • 2WD
  • AUTOMATIC
  • 175,000 MILES

93 chevy silverado with 4.3 liter has a loud whistle or squeal coming from the throttle body area at idle. Noise stops if throttle is opened any. Does not seem like a vaccum leak because engine runs smooth at idle

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Sunday, August 21st, 2011 AT 4:49 PM

1 Reply

  • Tiny
  • Rasmataz
  • MEMBER

Clean out the throttle body and IACV and see what happens

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Sunday, August 21st, 2011 AT 9:23 PM

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