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12608599 | 2009 Chevrolet Trailblazer 4.2L PCM ECU ECM Engine Computer

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4.2L ECM | 4.2L PCM | 4.2L ECU

ProTech Auto Systems is your trustworthy supplier of all ECM, PCM, and ECU 4.2L Auto Computers. These devices monitor the fuel, air, and electrical aspects of a 4.2L engine to ensure optimal engine performance. When an auto computer becomes impaired, that is where ProTech Auto Systems steps in.

Showing 133–144 of 1070 results

  • 12608599 | 2009 Chevrolet Trailblazer 4.2L PCM ECU ECM Engine Computer

    12608599 | 2009 Chevrolet Trailblazer 4.2L PCM ECU ECM Engine Computer

    $239.00     BUY NOW
    Add to wishlist
    Buy Now
  • 12608599 | 2009 GMC Envoy 4.2L PCM ECU ECM Engine Computer

    12608599 | 2009 GMC Envoy 4.2L PCM ECU ECM Engine Computer

    $239.00     BUY NOW
    Add to wishlist
    Buy Now
  • 12611489 | 2008 Chevrolet Trailblazer 4.2L PCM ECU ECM Engine Computer

    12611489 | 2008 Chevrolet Trailblazer 4.2L PCM ECU ECM Engine Computer

    $239.00     BUY NOW
    Add to wishlist
    Buy Now
  • 12611489 | 2008 GMC Envoy 4.2L PCM ECU ECM Engine Computer

    12611489 | 2008 GMC Envoy 4.2L PCM ECU ECM Engine Computer

    $239.00     BUY NOW
    Add to wishlist
    Buy Now
  • 12611489 | 2009 Chevrolet Trailblazer 4.2L PCM ECU ECM Engine Computer

    12611489 | 2009 Chevrolet Trailblazer 4.2L PCM ECU ECM Engine Computer

    $239.00     BUY NOW
    Add to wishlist
    Buy Now
  • 12611489 | 2009 GMC Envoy 4.2L PCM ECU ECM Engine Computer

    12611489 | 2009 GMC Envoy 4.2L PCM ECU ECM Engine Computer

    $239.00     BUY NOW
    Add to wishlist
    Buy Now
  • 12611491 | 2008 Chevrolet Trailblazer 4.2L PCM ECU ECM Engine Computer

    12611491 | 2008 Chevrolet Trailblazer 4.2L PCM ECU ECM Engine Computer

    $239.00     BUY NOW
    Add to wishlist
    Buy Now
  • 12611491 | 2008 GMC Envoy 4.2L PCM ECU ECM Engine Computer

    12611491 | 2008 GMC Envoy 4.2L PCM ECU ECM Engine Computer

    $239.00     BUY NOW
    Add to wishlist
    Buy Now
  • 12611491 | 2009 Chevrolet Trailblazer 4.2L PCM ECU ECM Engine Computer

    12611491 | 2009 Chevrolet Trailblazer 4.2L PCM ECU ECM Engine Computer

    $239.00     BUY NOW
    Add to wishlist
    Buy Now
  • 12611491 | 2009 GMC Envoy 4.2L PCM ECU ECM Engine Computer

    12611491 | 2009 GMC Envoy 4.2L PCM ECU ECM Engine Computer

    $239.00     BUY NOW
    Add to wishlist
    Buy Now
  • 12611643 | 2007 Buick Rainier 4.2L PCM ECU ECM Engine Computer

    12611643 | 2007 Buick Rainier 4.2L PCM ECU ECM Engine Computer

    $210.00     BUY NOW
    Add to wishlist
    Buy Now
  • 12611643 | 2007 Chevrolet Trailblazer 4.2L PCM ECU ECM Engine Computer

    12611643 | 2007 Chevrolet Trailblazer 4.2L PCM ECU ECM Engine Computer

    $210.00     BUY NOW
    Add to wishlist
    Buy Now