GMC Sierra

Sierra is a 4-door, up to 6-passenger full size pickup.

See also:

Playing the Radio
(Power/Volume): Press to turn the system on and off. Turn to increase or decrease the volume. For vehicles with a Rear Seat Entertainment (RSE) System, press and hold for more than two seconds to tu ...

Voice Recognition
The Bluetooth system uses voice recognition to interpret voice commands to dial phone numbers and name tags. For additional information, say “Help” while you are in a voice recognition menu. Noi ...

Electronic Range Select (ERS) Mode
ERS or manual mode allows for the selection of the range of gear positions. Use this mode when driving downhill or towing a trailer to limit the top gear and vehicle speed. The shift position indi ...