2012-2013 Chevy Volt Gets Free Fix For Battery Cooling

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GM will offer a free service to owners of 2012-2013 Chevrolet Volt extended-range electric vehicles, to resolve an issue with battery coolant. Some Volts were not filled with the proper amount of coolant in the Rechargeable Energy Storage System (RESS)--their propulsion batteries--due to air present in the cooling circuit. Over the first 12 months...

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