See also:

Under the Hood
Base models get a 200-horsepower, 2.5-liter four-cylinder engine with direct injection. A 270-hp, turbo 2.0-liter four-cylinder will be optional, as will Cadillac's familiar 318-hp, 3.6-liter V-6. ...

Auxiliary Devices
The navigation system has an auxiliary input jack located on the faceplate and in the center console. This is not an audio output; do not plug the headphone set into the front auxiliary input jack ...

Playing an MP3/WMA from a USB Storage Device
See MP3 for more information. Connecting an iPod To connect the iPod, connect one end of the special iPod connection cable to the iPod’s dock connector. Connect the other end to both the US ...