See also:

Fuses and Circuit Breakers
The wiring circuits in the vehicle are protected from short circuits by a combination of fuses and circuit breakers. This greatly reduces the chance of damage caused by electrical problems. ...

Transmission Messages
DIFFERENTIAL HOT, REDUCE SPEED (CTS-V ONLY) This message displays and a chime sounds if the differential fluid temperature exceeds 150°C (300°F). Driving aggressively or at high speeds can ...

Connections
OnStar Hands-Free Calling allows calls to be made and received from the vehicle. The vehicle can also be controlled from a cell phone through the OnStar mobile app. See www.onstar.com for co ...