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  1. Bnixon

    94 Suburban 5.7L periodic searching for idle while stopped at stop lights

    I have a 94 C1500 Suburban with a 5.7L TBI engine. I have been having issues with the engine randomly searching for idle when I stop at a traffic light. It doesn't happen all the time but does seem to be worse when it is hot. I have already rebuilt the throttle body and checked for vacuum leaks...
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