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The (#159) 2009 Chevy Cobalt, Impala, Malibu, HHR Engine Control Module ECM PCM ECU is a Chevrolet-specific Engine Control Unit (ECU) designed for easy installation on the front of compatible vehicles. With a compact size of 1.5 inches in height and a pin terminal type, this ECU is specifically manufactured by Chevrolet with the part number 12639672-AAS2. It provides reliable control for the engine of various Chevrolet models, making it an essential component for maintaining optimal vehicle performance.
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