See also:

Turn Signals When Towing a Trailer
The arrows on the instrument panel flash whenever signaling a turn or lane change. Properly hooked up, the trailer lamps also flash, telling other drivers the vehicle is turning, changing lanes ...

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 coverage ...

Fuel Gage
The fuel gage shows about how much fuel is in the tank. An arrow on the fuel gage indicates the side of the vehicle the fuel door is on. The gage works only when the ignition is on. When the i ...