See also:

Blank Display
This display shows no information. ...

Auxiliary Devices
The 3.5 mm (1/8 in) input jack and the USB port (if equipped), located in the center console bin, allow portable devices to connect to the vehicle. This is not an audio output; do not plug he ...

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 ...