Engine- 3.6L DI DOHC V6 VVT (308 hp [230.0 kW] @ 6800 rpm- 275 lb-ft of torque [373 N-m] @ 4000 rpm) (Standard on Crew Cab models.) | Rear axle- 3.42 ratio (Requires (LGZ) 3.6L DI DOHC V6 engine or (LWN) 2.8L Duramax Turbo-Diesel engine.) | GVWR- 6000 lbs. (2722 kg) (Standard on Crew Cab models with (LGZ) 3.6L DI DOHC V6 engine only.) | Transfer case- electric- 2-speed | Four wheel drive | Hitch Guidance dynamic single line to aid in truck trailer alignment for hitching (Included and only available with (LGZ) 3.6L DI DOHC V6 engine or (LWN) 2.8L Duramax Turbo-Diesel engine. Standard on Crew Cab Long Box.) | Tow/Haul Mode (Included and only available with (LGZ) 3.6L DI DOHC V6 engine or (LWN) 2.8L Duramax Turbo-Diesel engine. Standard on Crew Cab Long Box.) | Frame- fully-boxed | Pickup box | Steering- Electric Power Steering (EPS) assist | Brakes- 4-wheel antilock- 4-wheel disc | Wheel- spare- 17 x 8'' (43.2 cm x 20.3 cm) steel (Included and only available with (LGZ) 3.6L DI DOHC V6 engine or (LWN) 2.8L Duramax Turbo-Diesel engine.) | Bumper- rear chrome | CornerStep- rear bumper | Moldings- Black beltline | Headlamps- halogen with automatic exterior lamp control | Cargo box light- back of cab | Mirrors- outside manual-folding- Black | Door handles- Black | Capless Fuel Fill (Not available with (LWN) 2.8L Duramax Turbo-Diesel engine.) | Tailgate- locking | Tailgate handle- Black | Audio system feature- 6-speaker system | Seat adjuster- driver 4-way power with manual recline | Seat adjuster- passenger 2-way manual fore/aft with manual recline | Seat- rear folding bench (Crew Cab models only.) | Console- floor- front compartment- custom | Floor covering- color-keyed carpeting | Steering wheel- urethane | Steering column- tilt- manual | Speedometer- miles/kilometers | Display- driver instrument information enhanced- one color | Windows- power with driver Express-Up and Down | Theft-deterrent system- immobilization | Air conditioning- single-zone manual climate control | Handles- door release- front and rear- Jet Black | Mirror- inside rearview manual day/night | Visors- driver and front passenger with passenger vanity mirror | Lighting- interior- center dome | Daytime Running Lamps | Airbags- Dual-stage frontal airbags for driver and front passenger; Seat-mounted side-impact airbags for driver and front outboard passenger; Head-curtain airbags for front and rear outboard seating positions; Includes front outboard Passenger Sensing System for frontal passenger airbag (Always use seat belts and child restraints. Children are safer when properly secured in a rear seat in the appropriate child restraint. See the Owner's Manual for more information.) | Rear Vision Camera | Teen Driver a configurable feature that lets you activate customizable vehicle settings associated with a key fob- to help encourage safe driving behavior. It can limit certain available vehicle features- and it prevents certain safety systems from being turned off. It includes the Buckle-to-Drive feature which prevents the driver from shifting from Park for up to 20 seconds if the driver's seat belt is not buckled. An in-vehicle report card gives you information on driving habits and helps you to continue to coach your new driver | Tire Pressure Monitoring System (does not apply to spare tire) | Tire Fill Alert provides an audible and visual indication when tire pressure is added to a tire that is low. Aids to achieve optimal tire pressure |