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 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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