This 1 ton pickup features a high end BOSE stereo system. Bluetooth® technology is built into it, keeping your hands on the steering wheel and your focus on the road. The leather seats in the GMC Sierra are a must for buyers looking for comfort, durability, and style. Start this unit from inside with remote start. This 2012 GMC Sierra 3500 keeps you comfortable with Auto Climate. It embodies class and sophistication with its refined white exterior. This GMC Sierra has a V8, 6.6L high output engine. Set the temperature exactly where you are most comfortable in this unit. The fan speed and temperature will automatically adjust to maintain your preferred zone climate. A trailer braking system is already installed on the GMC Sierra. When you encounter slick or muddy roads, you can engage the four wheel drive on the vehicle and drive with confidence. Keep safely connected while in this GMC Sierra with OnStar. You may enjoy services like Automatic Crash Response, Navigation, Roadside Assistance and Hands-Free Calling.