As automakers look to meet ever more-restrictive emission standards and ever-increasing fuel economy goals, automatic start stop systems, which shut down an engine after a few seconds of idle and then ...

The BMW 3-Series sedan has been hanging tough in a world quickly being conquered by utility vehicles. The compact car is the brand’s second-best selling vehicle in the United States, just behind the ...

Stop-start systems have been around for many years now, cutting the engine when stopped in order to save a little gas. The technology is more refined in some cars than it is in others, and many ...