GM P12 Engine Control Module – VIN Programmed

Explore our curated collection of GM P12 Engine Control Modules (ECMs), expertly VIN programmed for plug-and-play installation in 2004-2007 General Motors vehicles. Designed for Atlas inline-4, inline-5, and inline-6 engines, the P12 ECM powers models like the Chevrolet Colorado, TrailBlazer; GMC Canyon, Envoy; Hummer H3; Isuzu i-280/i-350/i-290/i-370; Buick Rainier; and Saab 9-7X with 2.0L, 2.2L, 2.8L, 2.9L, 3.5L, 3.6L, 3.7L, or 4.2L engines.

Key Features and Benefits

  • VIN Programming: Customized to your vehicle’s VIN for immediate compatibility, optimal performance, and no dealership visits required.
  • Enhanced Reliability: Controls critical functions like fuel injection, ignition timing, and emissions for smoother operation, better fuel efficiency, and reduced diagnostics issues.
  • Quality Assurance: Built to OEM standards with warranties, ensuring durability in high-performance or daily driving scenarios.
  • Compatibility: Ideal for engine swaps, repairs, or upgrades in supercharged or naturally aspirated setups.

Whether you’re repairing a mid-size GM truck or upgrading an SUV, our P12 modules deliver dependable results. Shop now for fast shipping and expert support at Highway 71 Auto Parts—your trusted source for programmed auto electronics. Search by part number or vehicle for the perfect fit.

  • Front view of a 2006 Rainier Powertrain Control Module 19209820, showing the main electrical connectors. Pre-programmed to fix CELs and drivability issues.
  • Programmed 2006 Hummer H3 PCM ECM Engine Computer showing the main connectors and part number 12569773.
  • 2005 Cobalt Ss Engine Computer 12589320 Programmed To Your VIN pcm
  • Pre-programmed 2006 Saab 9-7X PCM 12606398 engine computer, showing the main connectors.
  • Programmed 2004-2006 GMC Canyon PCM, part number 12596783, ready for installation.
  • Programmed 2006 GMC Envoy PCM, part number 12597521, ready for installation.
  • Programmed 12615197 Powertrain Control Module (PCM) for a 2004-2005 Chevy Malibu, showing the main circuit board and connectors.
  • Programmed 2004-2005 Malibu PCM 12589320 with VIN matching service, showing the main computer unit and connectors.
  • Programmed 2004-2005 Malibu PCM with part number 12579132 visible.
  • Pre-programmed 2004-2005 Saturn ION PCM, part number 12615197, ready for installation.
  • Pre-programmed 2004-2005 Saturn ION PCM, part number 12589320, ready for installation.
  • Programmed 2004-2005 Saturn ION PCM, part number 12579132, ready for installation.
  • Programmed 2006 Saab 9-7X PCM showing the main connectors and part number label.
  • Pre-programmed 2006 GMC Envoy XL PCM, part number 12606374, ready for installation.
  • Front view of the Programmed 2006 GMC Envoy XL PCM, showing the main electrical connectors.
  • Front view of the programmed 2006 GMC Envoy XL PCM, showing the main connectors.
  • Programmed 2006 GMC Envoy XL PCM, part number 12604439, ready for installation.
  • Programmed 2006 GMC Envoy XL Powertrain Control Module (PCM) with connectors visible, ready for installation.
  • VIN Programmed 2006 GMC Envoy XL PCM Engine Computer Module, part number 12600818.
  • Front view of the 2006 GMC Envoy XL PCM 12597777 engine computer with its three main connection ports visible.

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