Buick Workshop Service and Repair Manuals > Century V6-204 3.3L VIN N FI (1990) > Powertrain Management | Relays and Modules - Powertrain Management | Relays and Modules - Computers and Control Systems | Engine Control Module | Component Information | Specifications

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Engine Control Module: Specifications
ECM Pinout/Terminal ID Charts

ECM Connector Terminal Identification And Voltage Specification (Part 1 Of 2)

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