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Thread: Causes of high idle and idle surge...?

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  1. 07-14-2009 05:48 PM #1
    DamnYankee's Avatar
    DamnYankee
    DamnYankee is offline Senior Member
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    Quote Originally Posted by tanz45 View Post
    No SES?

    Vacum leak, intake gaskets, intake cracked, fuel?
    0507 which I believe is a generic "high idle" or some such thing.
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  2. 07-14-2009 07:54 PM #2
    RedHeartbeat
    RedHeartbeat is offline WTH JUST HAPPENED?
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    Your pot stash catch on fire? That might be the cause of your "High Idle"

    what about 02s? Definitely have Virgil hook up to it and see what the sensors are putting to the PCM.
    See my truck data in the "My Garage" section here... http://www.ls1truck.com/forums/my-ga...tml#post191709
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