DURAMAX PLUS PACKAGE - PCH(LML) Duramax 6.6L Turbo Diesel V8 engine, (MW7) Allison 1000 6-speed automatic transmission, (GT4) 3.73 rear axle ratio, (K05) engine block heater, (PDF) LTZ Plus Package and (IO6) Chevrolet MyLink 8" Diagonal Color Touch audio system with Navigation
LTZ PLUS PACKAGE - PDF(JF4) power adjustable pedals, (UQA) Bose premium audio system and (UD5) Front and Rear Park Assist.
LTZ PREFERRED EQUIPMENT GROUP - 1LZstandard equipment
SNOW PLOW PREP PACKAGE - VYUpower feed for backup and roof emergency light, (KW5) 220- amp alternator with gas engine or (KH5) dual 150-amp alternators with diesel engine, forward lamp wiring harness, (TRW) provision for cab roof mounted lamp/beacon, (NZZ) Underbody Shield and Heavy-Duty front-springs.
SUSPENSION PACKAGE, STANDARD - Z8551mm twin tube shock absorbers and 33mm front stabilizer bar