Thom02099Explorer IIAug 05, 2017Good Deal or Walk? 2007 GMC 3500 duallyWhile I've been looking at Ram 2500/3500, a different truck hit my radar. 2007 GMC Sierra Classic SLE dually, 6.6L Duramax and Allison 4spd auto. CarFax one owner truck, with 276K miles. No open recal...Show More