The Silverado's 2.7-liter engine is mated to an eight-speed automatic transmission and delivers 310 horsepower and 348 lb.-ft. of torque -- 22% more torque than the V6 it replaces.

Friday's layoffs will leave about 50 employees there as work continues on vehicle prototypes for at least the next few months.

Seres Automotive, an electric vehicle startup, has halted plans to start production at the Mishawaka factory where it aimed to employ more than 450 workers.

Auto correspondent Casey Williams says Jaguar embraced both its heritage and next-decade technology to create an electric vehicle with the acceleration of a performance car, interior of a luxury car, and packaging of a tall sport sedan.

The merger plan, which had sought to create the world's third-largest automaker, had been viewed positively across the industry since it was announced last week.

The global automaker and tire manufacturer will begin testing an airless tire later this year.

General Motors CEO Mary Barra says the investment will support the automaker's increased production of crew cab pickup trucks, including the Chevy Silverado and GMC Sierra.

If accepted, the merger would create the third largest automaker in the world, behind Volkswagen and Toyota.

Auto correspondent Casey Williams heads to Attica, Indiana to take put an assortment of Jeeps and Rams through their paces.

For the first time, self-driving karts got a chance to race at the Indianapolis Motor Speedway as part of the lead up to the Indianapolis 500.