ENGINE, DURAMAX 6.6L TURBO-DIESEL V8, B20-DIESEL COMPATIBLE

(470 hp [350.5 kW] @ 2800 rpm, 975 lb-ft of torque [1322 Nm] @ 1600 rpm) (Includes (K05) engine block heater.)

X31 OFF-ROAD AND PROTECTION PACKAGE

includes (X31) Off-Road suspension with Twin-tube Rancho shocks, (JHD) Hill Descent Control and (NZZ) skid plates (transfer case and oil pan), (CGN) Spray-on Bedliner, (RIA) All-weather floor liners, LPO and X31 badge (replaces ''4X4'' badge on bed) Includes (Q7J) 20'' Bright face wheels with dark painted pockets and (QF9) LT275/65R20 all-terrain, blackwall tires.

SLT CONVENIENCE PACKAGE

includes (A50) bucket seats with (D07) centre console, (KQV) ventilated front seats, (UBC) 2 USB Charge/Data ports first row inside centre console, (K4C) Wireless Charging and (UQA) Bose Premium Audio System; Single rear wheel models also include (U01) Roof Marker Lamps

SIERRA HD PRO SAFETY PLUS PACKAGE

includes (UKV) Trailer Side Blind Zone Alert, (UFG) Rear Cross Traffic Alert, (UVN) Bed View Camera, (UV2) HD Surround Vision, (UD5) Front and rear park assist and (TRG) Trailer Camera Provisions Includes (HS1) Safety Alert Seat.)

WHEELS, 20" (50.8 CM) BRIGHT FACE WHEELS WITH DARK PAINTED POCKETS

SUNROOF, POWER

GOOSENECK / 5TH WHEEL PREP PACKAGE

-- Hitch platform to accept Gooseneck or 5th Wheel hitch. Includes hitch platform with tray to accept ball, stamped bed holes with removable caps installed and bed mounted 7-pin trailer harness (similar to UY2 harness). (Includes (CGN) Bedliner, Spray-on.)

SLT PREFERRED PACKAGE

includes (KA6) rear heated seats, (A48) rear sliding power window, (UG1) Universal Home Remote and (KSG) Adaptive Cruise Control

WHITE FROST TRICOAT

ASSIST STEPS, CHROMED TUBULAR, 6" RECTANGULAR CAB LENGTH

(factory installed)

BED LINER, SPRAY-ON

Pickup bedliner with GMC logo (does not include spray-on liner on tailgate due to Black composite inner panel)

X31 OFF-ROAD PACKAGE

includes (JHD) Hill Descent Control, (NZZ) skid plates, Off-Road suspension, Twin-tube Rancho shocks and X31 hard badge

ALTERNATORS, DUAL, 220-AMPS PRIMARY, 170-AMPS AUXILIARY

LPO, ALL-WEATHER FLOOR LINER, 1ST AND 2ND ROWS

(dealer-installed)

TIRES, LT275/65R20 ALL-TERRAIN, BLACKWALL

ENGINE BLOCK HEATER

SKID PLATES

protect the oil pan, front axle and transfer case

LAMPS, SMOKED AMBER ROOF MARKER, (LED)

LICENSE PLATE KIT, FRONT

AUDIO SYSTEM, 13.4" DIAGONAL PREMIUM GMC INFOTAINMENT SYSTEM

with Google built in apps such as navigation and voice assistance, includes colour touch-screen, multi-touch display, AM/FM stereo, Bluetooth streaming audio for music and most phones; featuring wireless Android Auto and Apple CarPlay capability for compatible phones.

TRAILER CAMERA PROVISIONS AND TRAILER VIEWING SOFTWARE

REAR CROSS TRAFFIC ALERT

TRAILER SIDE BLIND ZONE ALERT

SAFETY ALERT SEAT

TRANSMISSION, ALLISON 10-SPEED AUTOMATIC

BED VIEW CAMERA

camera in the CHMSL to show a view of the cargo bed, display located in infotainment screen, includes Two Trailer Camera Provisions

EXHAUST BRAKE

HD SURROUND VISION

provides the driver with an overhead view of the scene around the vehicle on a centre stack display. Includes front camera washer.

HILL DESCENT CONTROL

JET BLACK, PERFORATED LEATHER-APPOINTED FRONT SEAT TRIM

WINTER GRILLE COVER

SEATS, FRONT BUCKET WITH CENTRE CONSOLE

WINDOW, POWER, REAR SLIDING

with rear defogger

BOSE SOUND SYSTEM, PREMIUM 7-SPEAKER SYSTEM

with Richbass woofer

SEATS, VENTILATED DRIVER AND FRONT PASSENGER

FRONT AND REAR PARK ASSIST, ULTRASONIC

SEATS, HEATED SECOND ROW OUTBOARD SEATS

REAR AXLE, 3.42 RATIO

ADAPTIVE CRUISE CONTROL

UNIVERSAL HOME REMOTE

GVWR, 12,100 LBS. (5488 KG) WITH SINGLE REAR WHEELS

WIRELESS CHARGING

USB PORTS, 2, CHARGE/DATA PORTS LOCATED INSIDE CENTRE CONSOLE

CENTRE CONSOLE, FLOOR-MOUNTED

with cup holders, cell phone storage, power cord management, hanging file folder capability

SLT PREFERRED EQUIPMENT GROUP

includes standard equipment