Lamp Messages

TURN SIGNAL ON

This message displays and a chime sounds if a turn signal is left on for 1.2 km (0.75 mile). Move the turn signal/multifunction lever to the off position.

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    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 ...

    Floor Mats
    WARNING If a floor mat is the wrong size or is not properly installed, it can interfere with the pedals. Interference with the pedals can cause unintended acceleration and/or increased stopping d ...

    Rear Vision Camera (RVC)
    If available, the RVC displays a view of the area behind the vehicle when the vehicle is shifted into R (Reverse). This is displayed on the inside rearview mirror or the navigation screen, if equipped ...