2015 bi-fuel CNG Chevrolet Impala

An overlay of the CNG system shows key components including the engine and gaseous fuel storage fuel storage and delivery system, which was developed and validated by GM engineers, and backed by GM new vehicle and powertrain limited warranties.

Aaron Turpen

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An automotive enthusiast for most of his adult life, Aaron has worked in and around the industry in many ways. He is an accredited member of the Rocky Mountain Automotive Press (RMAP) and freelances as a writer and journalist around the Web and in print. You can find his portfolio at AaronOnAutos.com.