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Thread: '09 LH6 ECM Tune File Needed

  1. November 18th, 2010 #1
    TBMSport
    TBMSport is offline
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    Default '09 LH6 ECM Tune File Needed

    Does anyone have this tune file on hand? It's for a 2009 GMC Envoy/Chevy Trailblazer 5.3L 4WD?

    12630465 0000AA70 New software for start of production.
    12628994 0000B69E Main Operating System.

    Thanks in advance.
    Trailblazer "RS" 5.3L 6L80 4x4 & '07 TBSS LS2 6L90 AWD
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  2. November 27th, 2010 #2
    VEGASROBBI
    VEGASROBBI is offline
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    Not sure if this helps, it's a 2009 LH6 4WD Silverado E38.
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