Shutdown has held up EPA certification, new vehicle introductions

Exhaust emissions from tailpipe [photo: Simone Ramella, 2005, used under Creative Commons 2.0]Now that the government has reopened after a 35-day shutdown, EPA employees are going back to work facing a backlog. Toward the end of the shutdown last week, executives at all three major Detroit automakers expressed concern about certification delays that could affect new models they plan to bring to market. It can now begin addressing that...

Chevy Silverado mpg: Turbo-4 lower than V-8 in gas mileage test

2019 Chevrolet Silverado 1500Until all cars can become electric, it makes sense to support making internal-combustion passenger cars as fuel-efficient as possible. It makes even more sense for popular, thirsty large pickups, where each mpg improvement can save a lot more gallons of gas. Unfortunately, some of the latest attempts as improving fuel economy in big...

Toyota Corolla hybrid will join Prius next year

Teaser for 2020 Toyota Corolla debuting on November 15, 2018The redesigned 2020 Toyota Corolla sedan will soon spawn a hybrid variant, the first gasoline-electric version of the automaker's popular compact car. Toyota made the announcement Thursday as it unveiled the Corolla sedan at simultaneous events in California and China, underscoring the model's global appeal. Toyota was mum on additional details...