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Engine Computer

Engine Computer

Shop online for top-tier OEM PCM, ECM, PCU, and ECU replacements tailored to your car’s make and model. Our extensive selection guarantees a perfect fit, sourced directly from salvage yards, cleaned, and inspected. Experience the best quality engine computers at competitive prices. Explore our inventory by make, model, year, or part number for a direct ECM replacement. Ensure a seamless fit by matching the part numbers on your engine computer tag with those on our quality replacements. At OEM Used Auto Parts, discover the perfect used engine control modules for all popular models and drive with confidence.

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Picture of 2006-2009 Buick Lacrosse Engine Computer Ecu Pcm Ecm Pcu Oem 12604960 686096
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90 DAYS WARRANTY

Make :

BUICK

Model :

LACROSSE
Picture of 2013-2018 Ford Focus Engine Computer Ecu Pcm Ecm Pcu Oem Em5a-12a650-aca 687985
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90 DAYS WARRANTY

Make :

FORD

Model :

FOCUS
Picture of 2015-2017 Ford Mustang Engine Computer Ecu Pcm Ecm Pcu Oem 687986
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90 DAYS WARRANTY

Make :

FORD

Model :

MUSTANG
Picture of 2015-2018 Ford Edge Engine Computer Ecu Pcm Ecm Pcu Oem 687988
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90 DAYS WARRANTY

Make :

FORD

Model :

EDGE
Picture of 2002-2002 Chrysler Pt Cruiser Engine Computer Ecu Pcm Ecm Pcu Oem 687989
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90 DAYS WARRANTY

Make :

CHRYSLER

Model :

PT CRUISER
Picture of 2013-2016 Ford Escape Engine Computer Ecu Pcm Ecm Pcu Oem 687990
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90 DAYS WARRANTY

Make :

FORD

Model :

ESCAPE
Picture of 2012-2012 Ford Focus Engine Computer Ecu Pcm Ecm Pcu Oem 687991
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90 DAYS WARRANTY

Make :

FORD

Model :

FOCUS
Picture of 2017-2019 Ford Escape Engine Computer Ecu Pcm Ecm Pcu Oem 687995
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90 DAYS WARRANTY

Make :

FORD

Model :

ESCAPE

ECU Replacement FAQs

1. What is the difference between ECU, ECM, and PCM?

An ECU is the Engine Control Unit, an ECM is the Engine Control Module, and a PCM is the Powertrain Control Module. These terms are used interchangeably but can sometimes have precise applications or functions within the vehicle’s electronic control system, so checking your model specifications is essential.

2. Does a used ECM need to be reprogrammed?

Depending on your vehicle’s make and model, reprogramming may be required for optimal performance when it comes to an ECM replacement or used engine computer. Always check manufacturer guidelines or contact us to determine if reprogramming is required for a particular used ECM.

3. What should I do after replacing an ECU?

After installing your engine control computer replacement, it is advisable to perform an initialization or reprogramming procedure and check for diagnostic trouble codes specified by your vehicle’s manufacturer. This ensures proper integration with the car’s systems.