If you want a new 2015 Chevrolet Impala with a V6 engine and the ability to run on compressed natural gas (CNG) it's going to cost you, as GM announced today that the base LS trim model will start from $38,210, including an $825 destination charge. That's around $8,000 more than the better equipped 2LT with the regular V6, which isn't offered in base LS grade. Read more »
