Belts

• Belts may need replacing if they squeak or show signs of cracking or splitting.

• Trained dealer technicians can inspect the belts and recommend replacement when necessary.

    See also:

    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 ...

    Parental Control
    The RSE system may have a Parental Control feature, depending on which radio the vehicle has. To start Parental Control, press and hold the radio power button for more than two seconds to stop all sys ...

    Safety
    Standard safety features include: Side curtain airbags with rollover sensor Four-wheel-disc antilock brakes Electronic stability system with roll-mitigation technology Rear parking sensors Backu ...