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rough idle

  1. 08 Chevy Silverado hard starting rough idle

    General Chevy & GM Tech Questions
    Hello, I have a 2008 Silverado that intermittently has starting issues. It cranks for a while and spits and sputters then usually dies, if not it runs rough with surging idle. I recently installed a brake controller and noticed it signals overload or short every once and awhile but I can’t...