Audio system, GMC Infotainment System with 7 diagonal color touch-screen AM/FM stereo with seek-and-scan and digital clock, includes Bluetooth streaming audio for music and select phones; featuring wired Android Auto and Apple CarPlay capability for compatible phones|Wi-Fi Hotspot capable (Terms and limitations apply. See onstar.com or dealer for details.)|Audio system feature, 6-speaker system (Requires Crew Cab or Double Cab model.)|Wireless phone projection for Apple CarPlay and Android Auto|Bluetooth for phone connectivity to vehicle infotainment system|Tailgate and bed rail protection caps, top (Deleted with (ZW9) pickup bed delete.)|Tailgate, standard (Deleted with (ZW9) pickup bed delete.)|Tailgate, gate function manual, no lift assist (Deleted with (ZW9) pickup bed delete.)|Door handles, Black grained|Bumper, rear chrome with bumper CornerSteps|Mirrors, outside high-visibility vertical trailering lower convex mirrors, manual-folding/extending (extends 3.31 [84.25mm]), molded in Black (Not available on Regular Cab models.)|IntelliBeam, automatic high beam on/off (Included and only available with (PDI) Sierra HD Pro Safety.)|Mirror, inside rearview, manual tilt|Bumper, front chrome lower|Tire carrier lock keyed cylinder lock that utilizes same key as ignition and door (Deleted with (ZW9) pickup bed delete.)|Glass, solar absorbing, tinted|Lamps, cargo area cab mounted integrated with center high mount stop lamp, with switch in bank on left side of steering wheel|Wheels, 17 (43.2 cm) painted steel, Silver|Tire, spare LT245/75R17E all-season, blackwall (Included and only available with (QHQ) LT245/75R17E all-season, blackwall tires with (E63) pickup bed models. Available to order when (ZW9) pickup bed delete and (QHQ) LT245/75R17E all-season, blackwall tires are ordered.)|Cargo tie downs (12), fixed, rated at 500 lbs per corner|Capless Fuel Fill (Requires (L8T) 6.6L gas V8 engine. Not included with (ZW9) pickup bed delete.)|Moldings, beltline, Black|Tailgate, locking, utilizes same key as ignition and door (Included and only available with (QK1) standard tailgate. Deleted with (ZW9) pickup bed delete.)|Taillamps, LED Signature Tail, Incandescent Brake, Turn & Reverse Lamps|CornerStep, rear bumper|Bed Step, Black integrated on forward portion of bed on driver and passenger side (Not available on (ZW9) pickup bed delete.)|Headlamps, Animated LED projectors LED turn signals and Daytime Running Lamps|Tires, LT245/75R17E all-season, blackwall|Grille (Chrome with flat black grille insert bars.)|Steering wheel, urethane|Assist handles front A-pillar mounted for driver and passenger, rear B-pillar mounted|Seats, front 40/20/40 split-bench with covered armrest storage and under-seat storage (lockable)|GMC Connected Access capable (Subject to terms. See onstar.com or dealer for details.)|Floor covering, rubberized-vinyl (Not available with LPO floor liners.)|Seat adjuster, passenger 4-way manual|USB Ports, 2, Charge/Data ports located on instrument panel|Windows, power front, drivers express up/down|Rear Seat Reminder (Requires Crew Cab or Double Cab model.)|Air conditioning, single-zone|Windows, power rear, express down|Seat trim, Vinyl|Seat, rear 60/40 folding bench (folds up), 3-passenger (includes child seat top tether anchor) (Not available with Regular Cab model.)|Air vents, rear (Not available with Regular Cab model.)|Window, power front, passenger express down|Seat adjuster, driver 4-way manual|Driver Information Center, 3.5 diagonal monochromatic display|Compass, located in instrument cluster|Remote Keyless Entry|Exterior Temperature Display, located in radio display|Door locks, power|Instrument cluster 6-gauge cluster featuring speedometer, fuel level, engine temperature, tachometer, voltage and oil pressure|Power outlet, front auxiliary, 12-volt|Air filtration monitoring|Auto-locking rear differential|Pickup bed includes bed assist step (Deleted when (ZW9) pickup bed delete is ordered.)|Air filter, heavy-duty|Cooling, auxiliary external transmission oil cooler|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.)|Engine, 6.6L V8 with Direct Injection and Variable Valve Timing, gasoline, (401 hp [299 kW]

• 5200 rpm, 464 lb-ft of torque [629 N-m]