LT2 6-Speed Automatic Electronic with Overdrive, 4WD, Black Cloth.GMC Dealership Serving Boulder, CO Drivers – Mike Maroone GMC GMC Sales, Service, and Parts in Boulder, CO If you have been longing to get into a new GMC close to Boulder, CO, then right now is an ideal opportunity to find your next auto at a low cost, here at Mike Maroone GMC. Enjoy Free Delivery anywhere in Colorado. Our GMC Truck line is headed by the Sierra 1500, 2500 and 3500, each new GMC model can be found here at our Boulder, CO dealership. Discover your new GMC in Boulder now for a test spin of your dream car.Reviews: * Powerful, fuel-efficient engines; many available configurations; well-built, comfortable interior; quiet highway ride. Source: Edmunds * If you don’t already like the 2015 Silverado for the mere fact that it’s a Chevy, this pickup makes a compelling case for itself with a sophisticated yet intuitive infotainment system, refined interior and an available V8 engine with class-leading power output. Source: KBB.com