08-09 CADILLAC STS 3.6L ACADIA ECU ECM ENGINE COMPUTER 12623325 12623325 HASCOMM Climate Controls 6C3A-12A650-EBC

08-09 CADILLAC STS 3.6L ACADIA ECU ECM ENGINE COMPUTER 12623325 12623325 HASCOMM Climate Controls 6C3A-12A650-EBCPart Number 12623325 and Service 12623325 You must match this exactly! Tech Notes ECU tested and does have communication and a properly functioning processor! Fitment Interchange You must match your part number exactly as seen above. If any numbers are off compared to your original it will not work properly. ECU has security and requires programming before installation. We offer FREE VIN programming so the ECU arrives and your vehicle will start once

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