High idle

Discussion in 'The Coffee Shop ~ Chit Chat' started by Randell Griffith, Dec 12, 2016.

  1. Randell Griffith

    Randell Griffith New Member

    Had to pull engine due to rear main leak 1989 jimmy 350tbi now have a high idle in park changed out IAC and the idle control have reset timing any help please I have never had this problem that I could not find new cap, rotor, plugs and wires as well
  2. PantheraUncia

    PantheraUncia Epic Member 5+ Years 1000 Posts

    I don't know much bout your engine, but I have a Silverado (2000) with the 5.3L vortec and after replacing my AIC, I had to reset the codes with a code reader and re-start the engine for it to idle normal.

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