[jiggyboy]

Whoops, it’s more like three thousand bucks or less.

http://www.greencarreports.com/news/1078138_toyota-hybrid-battery-replacement-cost-guide

[Zhang Fei]

Whoops, it’s more like three thousand bucks or less.

They say that the original batteries on a Prius should work for hundreds of thousands of miles. That's probably Toyota-specific perfectionism at work, though. I wouldn't be quite as confident about the batteries in a Chevy Volt.