![](http://images.thecarconnection.com/tmb/2013-chevrolet-volt_100435831_t.gif)
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...
More...