The National Highway Traffic Safety Administration stiffened its testing procedures in 2011. General Motors has announced that for the first time since those stricter standards have been in place its 2014 Chevy Silverado and GMC Sierra pickups have earned overall vehicle scores of five stars, the first fullsize pickup trucks to earn that rating. The 2014 Ford F-150 and 2014 Ram 1500 from Chrysler have four-star overall ratings. NHTSA hasn’t yet released the rating of Toyota’s new 2014 Tundra, scheduled to go on sale in late August, but the 2013 Tundra received four stars from NHTSA as did the outgoing 2013 GM trucks. (Read More…)