2005 GMC Sierra SLT 3500 6.6 Duramax Allison Transmission. 288,000 hwy miles. Crew Cab, 4x4, Long Bed. AMFM6 Disc CD, Bose speakers. Dual Heat Control. Leather, Heated and Power Seats. Heated and Power extend mirrors. Power rear sliding window. 2 way sun Roof. Tow package. Chrome Accents and wheels. Well maintained and garage kept. Asking $15,000. Call , leave message.