INSIDE THE MACHINE: A DAY IN A HIGH-TECH CHEVROLET SERVICE CENTER

When the majority of people walk into a Chevrolet dealership in Mechanicsburg, they're concentrated on the glossy brand-new cars on the display room flooring. They're astounded by the curves of a new SUV or the muscular tissue of a powerful pick-up. Yet few stop to think of what's taking place behind the scenes. There's a whole world humming with m