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Thread: Turning on the ignition in a late model GM vehicle

  1. #1
    Potential Tuner
    Join Date
    May 2014
    Posts
    4

    Turning on the ignition in a late model GM vehicle

    In the VCM Suite Online Help for reading the VCM, it says "Put the key in the ignition and turn to the ON position (do not start the vehicle)." "Make sure the doors are closed and accessories are turned off (do not lock or unlock the doors during reading or writing procedures or operate any vehicle accessories)" In my vehicle, a 2008 Corvette, which uses the presence of a key fob and simultaneously stepping on the brake pedal and pushing a button, there is no Ignition ON position. I can only either start the engine, or turn on Accessory Mode. So, with this vehicle, what is the sequence of steps I should follow in order to both read the VCM and also to subsequently write to the VCM?

  2. #2
    Advanced Tuner
    Join Date
    Oct 2008
    Posts
    297
    don't put your foot on the brake pedal,, and either hold the button down or press it 2 times
    2010 camaro L99, Magnacharger TVS 2300, 415ci LS3,Kooks long tubes, yank ss3200, 3.73 rear

  3. #3
    Potential Tuner
    Join Date
    May 2014
    Posts
    4
    Aha! Thank you very much.