See also:

Anti-theft Alarm System Messages
THEFT ATTEMPTED This message displays if the vehicle detects a tamper condition. ...

Audio Output
Audio from the DVD player or auxiliary inputs can be heard through the following: ○ Wireless Headphones ○ Vehicle Speakers The RSE system transmits the audio signal to the wireless head ...

Powertrain details
The GMC Sierra All Terrain HD concept is propelled by the new, production 6.6L Duramax turbo-diesel V-8 and Allison 1000 six-speed automatic transmission powertrain combination offered in the 2011 ...