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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 2015-2015 Kia Optima Engine Computer Ecu Pcm Ecm Pcu Oem 72866
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90 DAYS WARRANTY

Make :

KIA

Model :

OPTIMA
Picture of 2014-2016 Chevrolet Impala Engine Computer Ecu Pcm Ecm Pcu Oem 12680876 74245
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90 DAYS WARRANTY

Make :

CHEVROLET

Model :

IMPALA
Picture of 2013-2014 Lexus Es300h Engine Computer Ecu Pcm Ecm Pcu Oem 89661-33l20 75722
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90 DAYS WARRANTY

Make :

LEXUS

Model :

ES300H
Picture of 2016-2017 Toyota Prius C Engine Computer Ecu Pcm Ecm Pcu Oem 89661-5c750 75714
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90 DAYS WARRANTY

Make :

TOYOTA

Model :

PRIUS C
Picture of 2011-2013 Kia Optima Engine Computer Ecu Pcm Ecm Pcu Oem 75725
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90 DAYS WARRANTY

Make :

KIA

Model :

OPTIMA
Picture of 2014-2016 Ford Fusion Engine Computer Ecu Pcm Ecm Pcu Oem 75739
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90 DAYS WARRANTY

Make :

FORD

Model :

FUSION
Picture of 2014-2014 Subaru Forester Engine Computer Ecu Pcm Ecm Pcu Oem 22765ae220 75747
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90 DAYS WARRANTY

Make :

SUBARU

Model :

FORESTER
Picture of 2014-2014 Subaru Impreza Engine Computer Ecu Pcm Ecm Pcu Oem 22765ag030 75748
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90 DAYS WARRANTY

Make :

SUBARU

Model :

IMPREZA

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.