fuel economy News

The U.S. Justice Department has opened a criminal investigation into Ford Motor Co.’s emissions certification process, intensifying an issue the automaker disclosed two months ago. The government notified the company of its investigation earlier this month, Kim Pittel, group vice …

It’s not just the gas-guzzling SUVs that are hurting the driving fuel efficiency. The growing average weight of Americans is responsible for millions of gallons of additional gasoline used in the country every year, according to Allstate. Allstate observed there’s …