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lifetime average economy
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  1. Care, Maintenance & Service - Chevy Volt
    I bought a 2013 Volt with 10,000 miles. The previous owner averaged 33 MPG by never using the plug-in feature of the car. I want to re-set the lifetime average to reflect my driving patterns, which will involve using plug-in power, probably closer to 250 MPG. My local dealer service...
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