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high idle

Discussion in '1973-1991 K5 Blazer | Truck | Suburban' started by tim_87, Feb 20, 2001.

  1. tim_87

    tim_87 1/2 ton status

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    Location:
    louisiana
    i have a 87 k5 with 350 tbi. i have changed the tbi gasket which worked on my 88 tbi. even with new gasket i still have a very high idle. any suggestions ?????

    musicman
     
  2. Blue85

    Blue85 Troll Premium Member

    Joined:
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    Have you checked the Idle Air soleniod? You might want to pull it off and look for crud in the passage that may be holding it open. Or it may not be working anymore. On some types of these, you can move them by hand and then reinstall it to see if the ECM readjusts it.

    <font color=blue>"We have to take seriously the role in this problem of older men who prey on underage women..." Bill Clinton, 1996.</font color=blue>
     

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