Competition News
CARB gives Chevy Volt ULEV II status, misses SULEV II by a hair
Autoblog
by Jonathon Ramsey
Oct 29, 2010
The California Air Resources Board has given a green rating to the 2011 Chevrolet Volt, the grade atop the page being ULEV (Ultra Low Emissions Vehicle). That's below the SULEV and PZEV...