Split front seats: 40-20-40 split-bench front seat. Heated front seats: Heated driver and front passenger seats. Driver seat direction: Driver seat with 8-way directional controls. Driver lumbar: Driver seat with 2-way power lumbar. Passenger seat direction: Front passenger seat with 8-way directional controls. Front passenger lumbar: Front passenger seat with 2-way power lumbar. Front head restraints: Height adjustable front seat head restraints. Front head restraint control: Manual front seat head restraint control. Number of memory settings: 2 memory settings. Seatback storage pockets: 2 seatback storage pockets. Under seat tray front: Locking front under seat tray. Front seat type: Split-bench front seat. Armrests front center: Front seat center armrest. Armrests front storage: Front seat armrest storage. Power driver seat controls: Driver seat power reclining, lumbar support, cushion tilt, fore/aft control and height adjustable control. Power passenger seat controls: Passenger seat power reclining, lumbar support, cushion tilt, fore/aft control and height adjustable control.

Bed liner: Spray-in pickup bed liner.

Front mounted engine. Diesel. Compression ignition system. Longitudinal mounted engine. Iron engine block. Aluminum cylinder head. Dual lead acid batteries. Heavy-duty lead acid battery. Battery run down protection. Engine block heater. Engine retarder system. Federal emissions. Seek scan. Auxiliary input jack. IntelliLink external memory control. Pandora internet radio capability. 3 month satellite trial subscription. Bose speakers. IntelliLink voice activated audio controls. Speed sensitive volume. Bluetooth wireless audio streaming. 2 total number of 1st row displays. 8 inch primary display. Primary monitor touchscreen. Integrated navigation system with voice activation. Retained accessory power. Bluetooth handsfree wireless device connectivity. Low level warning for coolant, fuel, washer fluid, brake fluid and diesel exhaust fluid (DEF). UltraSonic front and rear parking sensors. Duramax 6.6L V-8. Duramax V8. Intercooled turbo. AM/FM/SiriusXMsatellite.

Leather and metal-look steering wheel. Heated steering wheel. UltraSonic front and rear parking sensors.

Electronic transfer case shift. Power door mirrors. Heated driver and passenger side door mirrors. Driver and passenger convex spotter mirrors. Chrome bodyside moldings. Chrome door handles. Projector beam headlights. Halogen headlights. LED daytime running lights. Remote activated perimeter approach lighting. Driver visor mirror. Illuminated driver visor mirror. Passenger visor mirror. Illuminated passenger visor mirror. Auto-dimming rear view mirror. 40-20-40 split-bench front seat. Heated driver and front passenger seats. Driver seat with 8-way directional controls. Driver seat with 2-way power lumbar. Front passenger seat with 8-way directional controls. Front passenger seat with 2-way power lumbar. Height adjustable front seat head restraints. Manual front seat head restraint control. Fixed rear seats. Front facing rear seat. Split-bench rear seat. Fold-up rear seat cushion. 60-40 folding rear seats. Height adjustable rear seat head restraints. Manual rear seat head restraint control. 2 rear seat head restraints. Manual extendable trailer mirrors. Leather front seat upholstery. Plastic front seatback upholstery. Full carpet floor covering. Rubber front and rear floor mats. Vinyl rear seat upholstery. Carpet rear seatback upholstery. Memory settings include: door mirrors and pedals. 2 memory settings. Illuminated entry. 2 seatback storage pockets. Locking front under seat tray. Automatic climate control. Yes. Dual-zone front climate control. Seek scan. Single-disc CD player. CD player located in the dashboard/instrument panel. CD-R compatible. Auxiliary input jack. IntelliLink external memory control. Pandora internet radio capability. 3 month satellite trial subscription. Steering wheel mounted audio controls. IntelliLink voice activated audio controls. Bluetooth wireless audio streaming. 2 total number of 1st row displays. 8 inch primary display. Primary monitor touchscreen. OnStar Turn-by-Turn Navigation. Cruise control with steering wheel mounted controls. Garage door opener. OnStar Directions & Connections vehicle integrated emergency SOS system. Power adjustable pedals. Bluetooth handsfree wireless device connectivity. OnStar 4G LTE mobile hotspot internet access. 1 interior 120V AC power outlet. Smart device app link. Power door locks with 2 stage unlocking. Keyfob keyless entry. Keyfob remote start. Power folding door mirrors. Exterior mirror LED spot lights. OnStar Directions & Connections vehicle tracker with vehicle slowdown. Security system. Leather and metal-look steering wheel. Manual tilting steering wheel. Manual telescopic steering wheel. Trailer wiring harness. Class IV tow rating. Trailer hitch. Power first-row windows. Power second-row windows. Front and rear one-touch down windows. Deep tinted windows. Driver one-touch up window. Rear window defroster. Turn signal indicator in door mirrors. Rear mounted camera. EZ Lift. EZ Lower. Split-bench front seat. Rear seat center armrest. Front seat center armrest. Front seat armrest storage. Chrome door mirrors. Driver seat power reclining, lumbar support, cushion tilt, fore/aft control and height adjustable control. Passenger seat power reclining, lumbar support, cushion tilt, fore/aft control and height adjustable control. Driver information center. Front fog lights. Day/Night rearview mirror. Remote panic alarm. Two-Speed Transfer Case. AM/FM/SiriusXMsatellite. LED in-box lighting.

Axle ratio: 3.73. First gear ratio: 3.1. First gear ratio: 3.1. Second gear ratio: 1.81. Second gear ratio: 1.81. Third gear ratio: 1.41. Third gear ratio: 1.41. Fourth gear ratio: 1. Fourth gear ratio: 1. Fifth gear ratio: 0.71. Fifth gear ratio: 0.71. Sixth gear ratio: 0.61. Sixth gear ratio: 0.61. Reverse gear ratio: 4.49. Reverse gear ratio: 4.49. Transmission Speeds: 6. Transmission Speeds: 6. Axle ratio: 3.73. Towing capacity: 15,000 lbs.. Towing capacity: 15,000 lbs.. Towing capacity: 9,200 lbs.. Max gross combined weight rating: 16,000 lbs.. Max gross combined weight rating: 24,500 lbs.. Max gross combined weight rating: 24,500 lbs.. Fifth-wheel towing capacity: 16,900 lbs.. Fifth-wheel towing capacity: 16,900 lbs.. Fifth-wheel towing capacity: 9,200 lbs..