Languages

The vehicle supports English, French (Canadian), and Spanish. The default language is English. To change the display language, see Vehicle Personalization on page 5‑33 for more information.

    See also:

    Immobilizer
    See Radio Frequency Statement on page 13‑22 for information regarding Part 15 of the Federal Communications Commission (FCC) rules and Industry Canada Standards RSS-GEN/210/220/310. ...

    Reading Lamps
    These lamps are located on the overhead console. These lamps come on automatically when any door is opened. For manual operation, press the button next to each lamp to turn it on or off. ...

    2011 GMC Sierra 2500HD Review
    The "professional grade" brand unveiled the 2011 GMC Sierra Heavy Duty lineup at the 2010 NTEA Work Truck Show. Most of the technical specifications of GM's HD pickups are identical, but ...