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All Engine Computers: ECM, PCM & ECU

Collection: All Engine Computers: ECM, PCM & ECU

Engine Control Modules (ECM), PCM & ECU Replacements

Your vehicle's Engine Control Module (ECM) — also called a Powertrain Control Module (PCM) or Engine Control Unit (ECU) depending on the manufacturer — is the onboard computer that manages fuel mixture, ignition timing, variable valve timing, transmission shift points, and dozens...

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