GMC 4G LTE and available built-in Wi-Fi hotspot for up to 7 devices; includes data trial for 1 month or 3GB (whichever comes first) (Included and only available with (UE1) OnStar. Available Wi-Fi requires compatible mobile device, active OnStar service and data plan. Data plans provided by AT&T. Visit onstar.com for details and system limitations.)|Tires, rear LT225/75R16E all-season, blackwall (Requires (R05) dual rear wheel configuration. Jack and spare tire equipment bracket are not included.)|Wheel configuration, rear, dual (Not available with (C4M) 9900 lb. (4490 kg) GVWR or (JFF) 10,100 lb. (4581 kg) GVWR.)|Glass, Solar-Ray light-tinted, all windows|Mirrors, outside delete|Grille, Black composite (Not available with (ZR7) Chrome Appearance Package.)|Tires, front LT225/75R16E all-season, blackwall (Requires (R05) dual rear wheel configuration. Jack and spare tire equipment bracket are not included.)|Flasher, heavy duty light emitting diode (LED)|Wheels, 6 - 16 x 6.5 (40.6 cm x 16.5 cm) 8-lug painted steel, heavy duty (Only available with (R05) dual rear wheel configuration)|Headlamps, dual halogen composite|Wipers, front intermittent wet-arm with pulse washers|Bumper, front painted Black with step-pad (Deleted when (ZR7) Chrome Appearance Package is ordered.)|Oil life monitor|Visors, driver and front passenger, cloth, padded|Theft-deterrent system, vehicle, PASS-Key III|Mirror, inside rearview manual day/night (Not available with (UVC) rear vision camera.)|Floor covering, Black rubberized-vinyl front|Lighting, interior with dome light and door handle-activated switches|Air conditioning, single-zone manual (Not available with (R6G) air conditioning delete.)|Driver Information Center includes fuel range, average speed, oil life, fuel used, ice warning, engine hours, average fuel economy, tachometer, and maintenance reminders|Heater and defogger with front and side window defoggers|Power outlet, 120-volt|Seating arrangement, driver and front passenger high-back bucket includes head restraints and vinyl or cloth trim (Not available with (AJ3) driver-side only frontal airbag.)|Seats, front bucket with vinyl trim and head restraints includes inboard armrests (Requires (**W) trim. Not available with SEO (ZP0) delete driver and passenger seats. Includes only driver high-back bucket seat with vinyl trim when ordered with (ZX1) driver-only high-back bucket seating arrangement.)|Headliner, cloth, over driver and passenger|Power outlets 2 auxiliary on engine console cover with covers, 12-volt|Assist handles, driver and right-front passenger|Warning tones, headlamp on and key-in-ignition|Cup holders, 3 on the engine console cover|Instrumentation, analog with speedometer, odometer with trip odometer, fuel level, voltmeter, engine temperature and oil pressure|Fuel tank capacity, mid-frame and approximately 33 gallons (124.9L)|Exhaust, aluminized stainless-steel muffler and tailpipe|Brakes, 4-wheel antilock, 4-wheel disc|Cooling, external engine oil cooler|Engine, Vortec 6.0L V8 (341 hp [254.3 kW]

• 5400 rpm, 373 lb-ft of torque [503.6 N-m]