With typical use, the gas engine probably runs 20% of the time, meaning the rest of the time it's idle (stopped) and cool. So it won't wear out very fast. But I

With typical use, the gas engine probably runs 20% of the time, meaning the rest of the time it's idle (stopped) and cool. So it won't wear out very fast. But I have to say that it's a cramped affair under the Volt's hood, and I'd hate to ever have to work on it.