6.6L. V8. THIS 2011 GMC SIERRA 2500HD IS A CREW CAB WITH 4X4,DIESEL,HEATED LEATHER MEMORY SEATS,LEATHER WRAPPED STEERING WHEEL WITH CONTROLS,FOG LIGHTS,FRONT TOW HOOKS,BOXLINER,ONSTAR,DUAL AIR AND HEAT. LOADED! 30 Years in business, A+ BBB rated company, 200 units in stock, 2 locations. Home of the Warranty for Life, full service department, on the spot financing. Bad credit welcomed. Winner of Reader Choice Award for the best dealer in the Listowel area. Winner Of Business Of The Year Award from the North Perth Chamber Of Commerce! Free carproof or carfax. No extra fees no extra costs. All prices + HST & Licensing. Save money! (Thanks for shopping at STOP23 AUTO SALES LTD).