Most technicians know to check supply voltage when starting a new unit. Consider a unit rated for 208/230 volts. The allowable limits would be 10% less than 208 volts and 10% greater than 230 volts.

The EPA will not test the Volt for a while, but GM has said it stands by the methodology it used to come up with 230 mpg. Basically, the city mileage will depend on how often the driver plugs in ...

Further, GM believes that coming out with the 230 rating at this point in time is one way to change people’s perception of what kind of car the Volt is.

even on the oil-bearing Russian soil — about GM's announcement that it would squeeze a whopping 230 miles per gallon (city!) from its much-anticipated Chevy Volt "extended-range vehicle." ...

The decision was taken on Monday at a council of ministers meeting and the switch should be completed over the next 25 years, the official news agency said. Oil-rich Saudi Arabia and Libya are the ...

GM announced Tuesday that the much-ballyhooed plug-in hybrid Chevrolet Volt will get 230 mpg. At first glance, that’s a mind-blowingly high rating, and GM knows it. That’s why the automaker ...