Duramax diesel. Pulling power. Look at this nice 1-owner local trade. Original MSRP $50,390. Sierra 2500 HD 4x4 crew cab LT1. 6.5 ft bed. Z82 tow package. 6.6L Duramax diesel with 6-speed Allison transmission. GM Certified = 4 year/48,000 mile bumper to bumper warranty. Also 100,000 mile powertrain warranty. Clean 1-owner Carfax free to view. Roof marker lamps. Look at these options. Crew cab. 6.5 foot bed. Heavy duty 3/4 ton. Fourth door. Nerf bars. Trailer towing package. Locking rear differential. Split bench seat. Cloth seats. Power driver seat. Dual climate control. XM radio. CD player. Onstar. Fog lights. 17 aluminum wheels. Compass. Garage door transmitter. Steering wheel controls. Bluetooth. Driver info center. Remote start. GM Certified. In Service Date:10/13/09 Factory specs for each GM vehicle are posted on our website. Click on Download Details for factory options.