When you hear about a 15-percent drivetrain loss, is that a realistic number? We break it down.

We always hear about the common 15-percent drivetrain loss explanation, but nobody ever really explains it. I wanted to see if that 15 percent guiding principle is right, though expressing drivetrain loss as a percentage is fundamentally wrong. Allow me to explain.

— Chris Rosales, Associate Editor

The lesser trims receive a facelift, while the Nismo finally gets a manual gearbox.

According to Chevy, buyers still prefer automatics.

Off-road and street versions are shown alongside a camper conversion.