2015 GMC Sierra 2500 HD SLT crew cab pickup
Back to 2014 Chevrolet Silverado HD and GMC Sierra HD Gain CNG Options
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- The 2015 Sierra 2500 features an all-new exterior designed to reduce wind noise and enhance powertrain cooling for more consistent performance. The all-new interior is quiet and comfortable, with ample storage for work or travel and the intuitive connectivity of IntelliLink. Customers can chose from gasoline, CNG or diesel power, including the legendary Duramax turbodiesel and Allison transmission.