See also:

That Thing Got a Supercharger?
Yes, the CTS-V does indeed have a supercharged V-8, but you'd be hard-pressed to know it by listening to the engine. Step on the gas and the most noticeable sound is the burbling exhaust, which qu ...

Vehicles Without a Navigation System
When the vehicle is on and the driver shifts into R (Reverse), the video image automatically appears on the inside rearview mirror. Once the driver shifts out of R (Reverse), the video image automat ...

Navigation
OnStar navigation requires the Directions and Connections service plan. Push to receive directions or have them sent to the vehicle navigation screen. Destinations can also be forwarded to ...