CARFAX 1-Owner, GMC Certified. PRICED TO MOVE $5,000 below Kelley Blue Book! Alloy Wheels, Trailer Hitch, ENGINE, DURAMAX 6.6L TURBO DIESEL V8, B20-DIESEL COMPATIBLE, Turbo Charged, Onboard Hands-Free Communications System, CD Player, WiFi Hotspot, AUDIO SYSTEM, 8... via CarSoup