ADVANCED TECHNOLOGY PACKAGE includes (UKL) Super Cruise, (DRZ) Rear Camera Mirror, (UW9) Rear Seat Media System, (NWM) Advanced Security Package content and (NHT) Max Trailering Package (Requires (ATN) second row power bucket seats when (C3U) power sunroof is ordered. Included with (PCN) Denali Reserve Package. Not available with (RG7) Premium Trailering Package, (Z6E) Premium Capability Package with Active Response 4WD or (RGN) Sun & Power Step Package on 4WD models.) ,SUSPENSION, AIR RIDE ADAPTIVE (4WD model requires (PCN) Denali Reserve Package and is not available with (ATT) second row power 60/40 split-folding bench seats. Included with (Z6E) Premium Capability Package with Active Response 4WD on 4WD model.) ,ENGINE, 6.2L ECOTEC3 V8 with Dynamic Fuel Management, Direct Injection and Variable Valve Timing, includes aluminum block construction (420 hp [313 kW] @ 5600 rpm, 460 lb-ft of torque [624 Nm] @ 4100 rpm) (STD) ,TRANSMISSION, 10-SPEED AUTOMATIC electronically controlled with overdrive, includes Traction Select System including tow/haul (STD) (Standard with (L87) 6.2L EcoTec3 V8 engine only.) ,MAX TRAILERING PACKAGE includes (UKW) Blind Zone Steering Assist with Trailering, (PZ8) Hitch View, (UET) Smart Trailer Integration Indicator, (JL1) integrated trailer brake controller and (V03) extra capacity cooling system Also includes (NQH) 2-speed active transfer case and (JHD) Hill Descent Control on 4WD models. (Included and only available with (PCN) Denali Reserve Package, (CWN) Advanced Technology Package or (RG7) Premium Trailering Package. Deletes (V03) extra capacity cooling system when (LZ0) Duramax 3.0L Turbo-Diesel engine is ordered.) ,ADVANCED SECURITY PACKAGE includes (UTR) self-powered horn, (UTV) interior movement sensors, (UTU) vehicle inclination sensors, (UTW) glass break sensors in rear quarter glass and liftgate window and door and liftgate lock shields (Included and only available with (CWN) Advanced Technology Package.) ,DENALI RESERVE PACKAGE includes (CWN) Advanced Technology Package content, (ZM1) Enhanced Trailering Technology Package content, (C3U) Panoramic power sunroof, (B3L) power-retractable assist steps with perimeter lighting, (SMI) 22 6-spoke Chrome wheels and (SFE) wheel locks, LPO (When (ATT) second row power 60/40 split-folding bench seats are selected, (DCH) power-sliding center console is replaced with (D07) floor console. (SMI) 22 6-spoke Chrome wheels can be substituted to (SII) 22 polished aluminum wheels or (SIY) 22 6-spoke Carbon Flash Metallic aluminum wheels with selective machining or can be upgraded at an additional charge to (RF3) 24 wheels or any 22 or 24 LPO wheels. Not available with (RG7) Premium Trailering Package or (RGN) Sun & Power Step Package. Not available with (LZ0) Duramax 3.0L Turbo-Diesel engine with (ATT) second row power 60/40 split-folding bench seats.) *GROSS* ,WHEELS, 24 X 9.5 (61 CM X 24.1 CM) SELECTIVE MACHINED and painted Pearl Nickel Includes (SFE) wheel locks, LPO.) (4WD model only. Requires (F47) Air Ride Adaptive Suspension. ,AUDIO SYSTEM, 16.8 DIAGONAL PREMIUM GMC INFOTAINMENT SYSTEM with high contrast display and local backlight dimming, with Google built-in compatibility, including navigation capability, color touch-screen, multi-touch display, connected apps, personalized profiles for each drivers settings, and Natural Voice Recognition (STD) ,PREMIUM CAPABILITY PACKAGE WITH ACTIVE RESPONSE 4WD includes (F47) Air Ride Adaptive suspension and (G96) electronic limited-slip differential (4WD model only. Requires (PCN) Denali Reserve Package. Included with (RG7) Premium Trailering Package.)