See also:

Trip Odometer
The trip odometer can show how far the vehicle has been driven since the trip odometer was last set to zero. For more information see “Trip Odometer” under Driver Information Center (DIC)  . ...

Oil Pressure (CTS-V Only)
This display shows the oil pressure in either kilopascals (kPa) or pounds per square inch (psi). ...

Clearing the System
Unless information is deleted out of the in—vehicle Bluetooth system, it will be retained indefinitely. This includes all saved name tags in the phone book and phone pairing information. For info ...