2005-2006 Chevrolet Cobalt or HHR ecm ecu computer 12604764 Transmission control module The part # is A11-653

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2005-2006 Chevrolet Cobalt or HHR ecm ecu computer 12604764 Transmission control module The part # is A11-653MAKE SURE YOUR PART NUMBER MATCHES BEFORE ORDERING!!! Stock # 3C139 This is a good ecm or engine computer for a 2005 2006 Chevy Cobalt or HHR. The part # is 12604764. It comes with a 90 day warranty. Make sure your part number matches before ordering. Computer may need to be reprogrammed to your vehicle. FREE SHIPPING IN THE UNITED STATES INCLUDING PUERTO RICO MAKE SURE YOUR PART NUMBER MATCHES BEFORE ORDERING!!!