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Colorado MPG

Discussion in 'Performance & Fuel' started by Trex, Aug 1, 2008.

  1. Trex

    Trex New Member

    I want to know if the 09 Colorado 3.7 5 cyl fuel management module will retrofit an 07.A 14% mpg improvement is the advantage of the newer unit.
  2. EKperformance

    EKperformance New Member

    nope, they are totaly different pcm's geta custom tune its cheaper and way more power and mpg
    i use to work for GM now i work for myslef

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