Rear axle, 3.73 ratio (Requires (L8T) 6.6L V8 gas engine.)
Four wheel drive
Trailer brake controller, integrated
Alternator, 170 amps (Requires (L8T) 6.6L V8 gas engine.)
Air filter, heavy-duty
Air filtration monitoring
Battery, heavy-duty 720 cold-cranking amps/80 Amp-hr, maintenance-free with rundown protection and retained accessory power (Included and only available with (L8T) 6.6L V8 gas engine.)
Brakes, 4-wheel antilock, 4-wheel disc with DURALIFE rotors
Cooling, external engine oil cooler
Cooling, auxiliary external transmission oil cooler
Auto-locking rear differential
Frame, fully-boxed, hydroformed front section and an open "C" rear section
Fuel tank, front and rear, 63.5 gallon (240 liters)
GVWR, 14,000 lbs. (6350 kg)
Steering, Recirculating Ball with smart flow power steering system
Suspension Package
Transfer case, two-speed, electronic shift with push button controls (Requires 4WD models.)
Capped Fuel Fill
Body, Chassis Cab
Recovery hooks, front, frame-mounted, Black
Push Button Start
Spare tire delete Deletes the spare tire and wheel.
Bumper, front chrome lower
Bumper, rear, delete
Door handles, Black grained
Glass, solar absorbing, tinted
Grille (Chrome with flat black grille insert bars.)
Lamps, cargo area, cab mounted integrated with center high mount stop lamp with switch in bank on left side of steering wheel
Lamps, Smoked Amber roof marker, (LED)
Mirrors, outside high-visibility vertical trailering lower convex mirrors, manual-folding/extending (extends 3.31" [84.25mm]), molded in Black (Not included on Regular Cab models.)
Moldings, beltline, Black
Wheel trim, painted center caps
Audio system feature, 6-speaker system (Requires Crew Cab model.)
Wi-Fi Hotspot capable (Terms and limitations apply. See onstar.com or dealer for details.)
Air conditioning, single-zone
Air vents, rear (Not available with Regular Cab model.)
Assist handles front A-pillar mounted for driver and passenger, rear B-pillar mounted
Instrument cluster 6-gauge cluster featuring speedometer, fuel level, engine temperature, tachometer, voltage and oil pressure
Exterior Temperature Display, located in radio display
Compass, located in instrument cluster
Driver Information Center, 3.5" diagonal monochromatic display
Mirror, inside rearview, manual tilt
GMC Connected Access capable (Subject to terms. See onstar.com or dealer for details.)
Power outlet, front auxiliary, 12-volt
USB ports, 2, Charge/Data ports located on instrument panel
Seat adjuster, driver 4-way manual
Seat adjuster, passenger 4-way manual
Seat, rear 60/40 folding bench (folds up), 3-passenger, (includes child seat top tether anchor) (Not available with Regular Cab model.)
Steering wheel, urethane
Back-up alarm calibration This calibration will allow installation of an aftermarket back-up alarm by disabling rear perimeter lighting
Brake lining wear indicator
StabiliTrak, stability control system with Proactive Roll Avoidance and traction control, includes electronic trailer sway control and hill start assist
Following Distance Indicator (Included and only available with (PDI) Sierra HD Pro Safety.)
Buckle to Drive prevents vehicle from being shifted out of Park until driver seat belt is fastened; times out after 20 seconds and encourages seat belt use (Included and only available with (PDI) Sierra HD Pro Safety.)
Airbags, Dual-stage frontal airbags for driver and front outboard 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 outboard 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 Seat Reminder (Requires Crew Cab model.)
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. 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 with Tire Fill Alert (does not apply to spare tire)