• 6-speaker audio system
• Air conditioning, dual-zone automatic climate control Only available on Crew Cab and Double Cab models.
• Assist handle, front passenger and driver on A-pillars
• Audio system, 8" diagonal Color Touch Screen with GMC Infotainment System, AM/FM/SiriusXM, HD Radio with USB ports, auxiliary jack, Bluetooth® streaming audio for music and most phones, Pandora Internet radio and voice-activated technology for radio and phone (Upgradeable to (IO6) 8" Diagonal Color Touch Screen Navigation.)
• Bluetooth® for phone personal cell phone connectivity to vehicle audio system
• Cruise control, steering wheel-mounted
• Defogger, rear-window electric
• Door locks, power
• Driver Information Center, 4.2-inch diagonal color display includes driver personalization, warning messages and vehicle information
• Floor covering, color-keyed carpeting (Double Cab and Crew Cabs include second row floor mats)
• Floor mats, color-keyed carpeted first and second row
• GMC 4G LTE and available built-in Wi-Fi hotspot offers a fast and reliable Internet connection for up to 7 devices; includes data trial for 1 month or 3GB (whichever comes first); EFFECTIVE WITH RETAIL SALES STARTING 5/1/2018. (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.)
• Mirror, inside rearview auto-dimming
• Pedals, power-adjustable for Crew Cab and Double Cab models
• Power outlet, 110-volt AC
• Radio, HD
• Remote keyless entry
• Remote vehicle starter system
• Seat trim, Leather-appointed front seats
• Seat, rear 60/40 folding bench (folds up), 3-passenger (includes child seat top tether anchor)
• Seating, heated driver and front passenger Only available on Crew Cab and Double Cab models.
• Single-slot CD/MP3 player (On Crew Cab replaced by (U42) rear seat DVD/Blu-Ray Entertainment Package when (U42) is ordered.)
• SiriusXM Satellite Radio is standard on nearly all 2018 GM models. Enjoy a 3-month All Access trial subscription with over 150 channels including commercial-free music, plus sports, news and entertainment. Plus listening on the app and online is included, so you'll hear the best SiriusXM has to offer, anywhere life takes you. Welcome to the world of SiriusXM. (If you decide to continue service after your trial, the subscription plan you choose will automatically renew thereafter and you will be charged according to your chosen payment method at then-current rates. Fees and taxes apply. To cancel you must call us at 1-866-635-2349. See our Customer Agreement for complete terms at www.siriusxm.com. All fees and programming subject to change.)
• Steering column, manual Tilt-Wheel and telescoping
• Steering wheel audio controls
• Steering wheel, leather-wrapped with audio and cruise controls
• Theft-deterrent system, unauthorized entry
• Universal Home Remote (Not included when (TRW) provision for cab roof-mounted lamp or (VYU) Snow Plow Prep Package are ordered.)
• Visors, driver and front passenger illuminated vanity mirrors
• Windows, power with driver express up and down and express down on all other windows

• Air cleaner, high-capacity
• Alternator, 150 amps
• Battery, heavy-duty 720 cold-cranking amps/80 Amp-hr maintenance-free with rundown protection and retained accessory power
• Brakes, 4-wheel antilock, 4-wheel disc with DuraLife brake rotors (Requires single rear wheels.)
• Chassis, single rear wheel
• Differential, heavy-duty locking rear
• Exhaust, aluminized stainless-steel muffler and tailpipe
• Four wheel drive
• Frame, fully-boxed, hydroformed front section
• Pickup box
• Recovery hooks, front, frame-mounted, black
• Steering, Recirculating ball with smart flow power steering system
• Suspension Package, Standard includes 51mm twin tube shock absorbers and 33mm front stabilizer bar
• Trailer brake controller, integrated (If (ZW9) pickup box delete or (9J4) rear bumper delete is ordered (JL1) trailer brake controller is deleted and available to order as a free flow option.)
• Trailering equipment Trailering hitch platform 2.5" with a 2.0" insert for HD, 7-wire harness with independent fused trailering circuits mated to a 7-way sealed connector to hook up parking lamps, backup lamps, right and left turn signals, an electric brake lead, battery and a ground, The trailer connector also includes the 4-way for use on trailers without brakes - park, brake/turn lamps (Deleted when (ZW9) pickup box delete or (9J4) rear bumper delete is ordered.)
• Transfer case, electronic shift with rotary dial controls (Requires 4WD models.)

• Airbags, Crew Cab: Single-stage frontal airbags for driver and front outboard passenger (Always use safety 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.)
• Daytime Running Lamps with automatic exterior lamp control
• GMC Connected Access with 10 years of standard connectivity which enables services such as, Vehicle Diagnostics, Dealer Maintenance Notification, GMC Smart Driver, Marketplace and more; EFFECTIVE WITH SALES STARTING 5/1/2018. (Included and only available with (UE1) OnStar. Limitations apply. Not transferable. Standard connectivity available to original purchaser for ten years from the date of initial vehicle purchase for model year 2018 or newer Chevrolet vehicles. See onstar.com for details and further plan limitations. Connected Access does not include emergency or security services. Availability and additional services enabled by Connected Access are subject to change.)
• OnStar and GMC connected services capable; EFFECTIVE WITH RETAIL SALES STARTING 5/1/2018. (Visit onstar.com for coverage map, details and system limitations. Services vary by model.)
• Rear Vision Camera (Not included when (ZW9) pickup box delete is ordered.)
• StabiliTrak, stability control system with Proactive Roll Avoidance and traction control includes electronic trailer sway control and hill start assist
• Teen Driver mode a configurable feature that lets you activate customizable vehicle settings associated with a key fob, to encourage safe driving behavior. It can limit certain vehicle features, and it prevents certain safety systems from being turned off. An in-vehicle report gives you information on your teen's driving habits and helps you to continue to coach your new driver

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

• (445 hp [332 kW] @ 2800 rpm
• 910 lb-ft of torque [1220 Nm] @ 1600 rpm) Includes capped fuel fill
• (K40) exhaust brake and (K05) engine block heater.

• Duramax Plus Package
• Gooseneck/5th Wheel Prep Package
• Preferred Equipment Group 4SA
• Standard Suspension Package
• Trailering Equipment
• 6 Speakers
• 6-Speaker Audio System
• AM/FM radio: SiriusXM
• Bose Speaker System
• CD player
• HD Radio
• Premium audio system: GMC Infotainment System
• Radio: AM/FM/SiriusXM w/GMC Infotainment & Nav
• Radio: AM/FM/SiriusXM w/GMC Infotainment System
• Single-Slot CD/MP3 Player
• SiriusXM Satellite Radio
• Steering Wheel Audio Controls
• Air Conditioning
• Automatic temperature control
• Dual-Zone Automatic Climate Control
• Electric Rear-Window Defogger
• Front dual zone A/C
• Rear window defroster
• 110-Volt AC Power Outlet
• Memory seat
• Pedal memory
• Power driver seat
• Power steering
• Power Windows
• Power windows
• Remote Keyless Entry
• Remote keyless entry
• Remote Vehicle Starter System
• Steering wheel mounted audio controls
• Universal Home Remote
• Manual Tilt-Wheel/Telescoping Steering Column
• Speed-sensing steering
• Traction control
• 4-Wheel Disc Brakes
• ABS brakes
• Digital Steering Assist
• Dual front impact airbags
• Emergency communication system: OnStar Guidance
• Front anti-roll bar
• Front wheel independent suspension
• Occupant sensing airbag
• Remote Locking Tailgate
• Power Sunroof
• Brake assist
• Electronic Stability Control
• Exterior Parking Camera Rear
• Delay-off headlights
• Front fog lights
• Front Halogen Fog Lamps
• Fully automatic headlights
• High-Intensity Discharge Headlights
• Panic alarm
• Security system
• Unauthorized Entry Theft-Deterrent System
• Speed control
• 150 Amps Alternator
• Dual 150 Amps & 220 Amps Each Alternator
• Engine Block Heater
• Exhaust Brake
• 1-Piece Radiator Grille & Fr Bumper Opening Cover
• Bodyside moldings
• Bumpers: chrome
• Chrome Bodyside Moldings
• Chrome Door Handles
• Chrome Power-Adjustable Heated Outside Mirrors
• Electronic Shift Transfer Case
• EZ-Lift & Lower Tailgate
• Front License Plate Kit
• Heated door mirrors
• LED Cargo Box Lighting
• Power door mirrors
• Rear step bumper
• Spray-On Pickup Box Bed Liner w/GMC Logo
• Turn signal indicator mirrors
• 4.2" Diagonal Color Display Driver Info Center
• Adjustable pedals
• Auto-Dimming Inside Rear-View Mirror
• Auto-dimming Rear-View mirror
• Color-Keyed Carpeted 1st & 2nd Row Floor Mats
• Color-Keyed Carpeting Floor Covering
• Compass
• Driver & Front Passenger Visors
• Driver door bin
• Driver vanity mirror
• Floor Mounted Console
• Front reading lights
• Garage door transmitter
• GMC 4G LTE
• GMC Connected Access
• Illuminated entry
• Leather-Wrapped Steering Wheel
• OnStar & GMC Connected Services Capable
• Outside temperature display
• Overhead console
• Passenger vanity mirror
• Power Adjustable Pedals
• Rear reading lights
• Rear seat center armrest
• Tachometer
• Telescoping steering wheel
• Tilt steering wheel
• Trip computer
• Ultrasonic Front & Rear Park Assist
• Voltmeter
• Wireless Charging
• Front 40/20/40 Split Bench Seat
• Front Full Feature Bucket Seats
• Heated & Ventilated Front Seating
• Heated Driver & Front Passenger Seats
• Heated front seats
• Leather-Appointed Seat Trim
• Power passenger seat
• Rear 60/40 Folding Bench Seat (Folds Up)
• Split folding rear seat
• Front Center Armrest w/Storage
• Passenger door bin
• Integrated Trailer Brake Controller (DISC)
• Deep-Tinted Glass
• Variably intermittent wipers
• 4WD - Duramax Plus Pkg - Dually
• ENGINE DURAMAX 6.6L TURBO-DIESEL V8 B20-DIESEL COMPATIBLE (445 hp [332 kW] @ 2800 rpm 910 lb-ft of torque [1220 Nm] @ 1600 rpm) Includes capped fuel fill (K40) exhaust brake and (K05) engine block heater.
• WIRELESS CHARGING
• SEATING HEATED AND VENTILATED PERFORATED LEATHER-APPOINTED FRONT BUCKET
• GOOSENECK / 5TH WHEEL PREP PACKAGE -- HITCH PLATFORM TO ACCEPT GOOSENECK OR FIFTH WHEEL HITCH. Includes Hitch platform with tray to accept ball and drilled box holes with caps installed box mounted 7-pin trailer harness (similar to (UY2) harness).
• CONSOLE FLOOR MOUNTED with cup holders cell phone storage power cord management hanging file holder capability and (K4C) wireless charging
• ALTERNATORS DUAL 150 AMPS AND 220 AMPS EACH
• SEATS FRONT FULL-FEATURE LEATHER-APPOINTED BUCKET WITH (KA1) HEATED SEAT CUSHIONS AND SEAT BACKS. Includes 10-way power driver and front passenger seat adjusters including 2-way power lumbar control 2-position driver memory adjustable head restraints (D07) floor console storage pockets and (K4C) wireless charging.
• AUDIO SYSTEM 8" DIAGONAL COLOR TOUCH SCREEN NAVIGATION WITH GMC INFOTAINMENT SYSTEM AM/FM/SIRIUSXM HD RADIO with USB ports auxiliary jack Bluetooth® streaming audio for music and most phones Pandora Internet radio and voice-activated technology for radio and phone
• LICENSE PLATE KIT FRONT Note: (VK3) deletes center lower bumper filler panel.
• BRAKES 4-WHEEL ANTILOCK 4-WHEEL DISC with DuraLife brake rotors
• SLT PREFERRED EQUIPMENT GROUP includes standard equipment
• DURAMAX PLUS PACKAGE includes (L5P) Duramax 6.6L Turbo-Diesel V8 engine (MW7) Allison 1000 6-speed automatic transmission (UQA) Bose premium audio system (UD5) front and rear park assist and (IO6) 8" diagonal Color Touch Screen Navigation with GMC Infotainment System
• LAMPS SMOKED AMBER ROOF MARKER
• FRONT AND REAR PARK ASSIST ULTRASONIC
• STONE BLUE METALLIC
• TIRES LT235/80R17E ALL-TERRAIN
• SUSPENSION PACKAGE STANDARD includes 51mm twin tube shock absorbers and 33mm front stabilizer bar (STD)
• COVER 1-PIECE covers radiator grille and front bumper openings for diesel engines in winter weather
• ENGINE BLOCK HEATER
• PICKUP BOX (STD)
• TRAILER BRAKE CONTROLLER INTEGRATED
• BED LINER SPRAY-ON Pickup box bed liner with GMC logo consisting of high pressure chemically bonded sprayed-on polyurea & polyurethane liner formulation. Liner is permanently bonded to the truck bed providing a water tight seal. The textured non-skid surface is black in color and robotically applied. Spray-on liner covers entire bed interior surface below side rails including tailgate front box top rail gage hole plugs and lower tie down loops.
• SUNROOF POWER
• TIRE SPARE LT235/80R17E ALL-TERRAIN
• WHEEL 17" X 6.5" (43.2 CM X 16.5 CM) FULL-SIZE STEEL SPARE. Spare not included with (ZW9) pickup box delete unless a spare tire is ordered.
• PAINT SOLID
• DARK ASH SEATS WITH JET BLACK INTERIOR ACCENTS PERFORATED LEATHER-APPOINTED FRONT SEAT TRIM
• GVWR 13 025 LBS. (5908 KG) WITH DUAL REAR WHEELS
• EXHAUST BRAKE
• WHEELS 17" (43.2 CM) FORGED POLISHED ALUMINUM includes 17" steel spare wheel. Spare not included with (ZW9) pickup box delete unless a spare tire is ordered.
• TRANSMISSION ALLISON 1000 6-SPEED AUTOMATIC ELECTRONICALLY CONTROLLED with overdrive electronic engine grade braking and tow/haul mode
• LPO ASSIST STEPS CHROMED TUBULAR 6" RECTANGULAR
• REAR AXLE 3.73 RATIO
• BOSE SOUND WITH 6 SPEAKER SYSTEM (7 speaker system including subwoofer when ordered with bucket seats).
• Locking/Limited Slip Differential
• Four Wheel Drive
• Tow Hitch
• Tow Hooks
• Power Steering
• Power Steering
• ABS
• 4-Wheel Disc Brakes
• Tires - Front All-Season
• Tires - Rear All-Season
• HID headlights
• Fog Lamps
• Heated Mirrors
• Power Mirror(s)
• Integrated Turn Signal Mirrors
• Mirror Memory
• Power Folding Mirrors
• Privacy Glass
• AM/FM Stereo
• Satellite Radio
• MP3 Capability
• Bluetooth® Connection
• Auxiliary Audio Input
• HD Radio
• Requires Subscription
• CD Player
• Satellite Radio
• Requires Subscription
• HD Radio
• Bluetooth® Connection
• Power Driver Seat
• Power Passenger Seat
• Heated Front Seat(s)
• Driver Adjustable Lumbar
• Passenger Adjustable Lumbar
• Seat Memory
• WiFi Hotspot
• Leather Seats
• Heated Front Seat(s)
• Pass-Through Rear Seat
• Rear Bench Seat
• Floor Mats
• Adjustable Steering Wheel
• Cruise Control
• Steering Wheel Audio Controls
• Leather Steering Wheel
• Steering Wheel Audio Controls
• Power Windows
• Power Door Locks
• Keyless Entry
• Power Door Locks
• Remote Engine Start
• Adjustable Pedals
• Cruise Control
• Universal Garage Door Opener
• Security System
• Climate Control
• Multi-Zone A/C
• A/C
• Rear Defrost
• Auto-Dimming Rearview Mirror
• Driver Vanity Mirror
• Passenger Vanity Mirror
• Driver Illuminated Vanity Mirror
• Passenger Illuminated Visor Mirror
• Traction Control
• Stability Control
• Daytime Running Lights
• Driver Air Bag
• Passenger Air Bag
• Telematics
• Requires Subscription
• Back-Up Camera
• Driver Restriction Features

• Brakes
• Brake ABS System: 4-Wheel
• Brake Type: Pwr
• Disc - Front (Yes or ): Yes
• Disc - Rear (Yes or ): Yes
• Front Brake Rotor Diam x Thickness (in): 13.98 x 1.57
• Rear Brake Rotor Diam x Thickness (in): 13.98 x 1.57
• Cargo Area Dimensions
• Cargo Box (Area) Height (in): 21.22
• Cargo Box Length : Floor (in)
• Cargo Box Width : Floor (in)
• Cargo Box Width : Top, Rear (in)
• Cargo Box Width : Wheelhousings (in)
• Cargo Volume (ft³): 76.3
• Electrical
• Cold Cranking Amps : 0° F (2nd)
• Cold Cranking Amps : 0° F (Primary)
• Maximum Alternator Capacity (amps): 150 & 220
• Emissions
• Tons/yr of CO2 Emissions : 15K mi/year
• Exterior Dimensions
• Cab to Axle (in): 55.24
• Front Bumper to Back of Cab (in): 151.10
• Ground Clearance, Rear (in): 8.27
• Ground to Top of Load Floor (in): 38.86
• Height, Overall (in): 77.76
• Length, Overall w/o rear bumper (in): 258.4
• Wheelbase (in): 167.70
• Width, Max w/o mirrors (in): 95.98
• Frame
• Frame Type: Hydroformed
• Fuel Tank
• Fuel Tank Capacity, Approx (gal): 36.0
• Interior Dimensions
• Front Head Room (in): 42.80
• Front Hip Room (in): 60.73
• Front Leg Room (in): 45.27
• Front Shoulder Room (in): 64.84
• Passenger Capacity: 5
• Second Head Room (in): 40.50
• Second Hip Room (in): 60.24
• Second Leg Room (in): 40.93
• Second Shoulder Room (in): 64.33
• Steering
• Steering Ratio (:1), At Lock: N/A
• Steering Ratio (:1), On Center: 16.00
• Steering Type: Pwr Recirculating Ball
• Turning Diameter - Curb to Curb (ft): 55.7
• Turning Diameter - Wall to Wall (ft): N/A
• Summary
• Body Code: E63
• Body Style: Crew Cab Pickup
• Vehicle Name: GMC Sierra 3500HD
• Suspension
• Axle Capacity - Front (lbs): 5600
• Axle Capacity - Rear (lbs): 9375
• Axle Ratio (:1) - Rear: 3.73
• Axle Type - Front: Independent
• Axle Type - Rear: Full-Floating
• Shock Absorber Diameter - Front (mm): 51.00
• Shock Absorber Diameter - Rear (mm): 51.00
• Spring Capacity - Front (lbs): 5600
• Spring Capacity - Rear (lbs): 9375
• Stabilizer Bar Diameter - Front (in): 1.31
• Suspension Type - Front: Independent
• Suspension Type - Rear: Multi-Leaf
• Tires
• Front Tire Capacity (lbs): 5600
• Front Tire Order Code: QZT
• Front Tire Size: LT235/80R17E
• Rear Tire Capacity (lbs): 9375
• Rear Tire Order Code: QZT
• Rear Tire Size: LT235/80R17E
• Revolutions/Mile : 45 mph - Front
• Revolutions/Mile : 45 mph - Rear
• Revolutions/Mile : 45 mph - Spare
• Spare Tire Order Code: ZZT
• Spare Tire Size: LT235/80R17E
• Trailering
• Dead Weight Hitch - Max Tongue Wt. (lbs): 500
• Dead Weight Hitch - Max Trailer Wt. (lbs): 5000
• Fifth Wheel Hitch - Max Tongue Wt. (lbs): 5675
• Fifth Wheel Hitch - Max Trailer Wt. (lbs): 17000
• Maximum Trailering Capacity (lbs): 22700
• Wt Distributing Hitch - Max Tongue Wt. (lbs): 2000
• Wt Distributing Hitch - Max Trailer Wt. (lbs): 20000
• Weight Information
• Gross Axle Wt Rating - Front (lbs): 5600
• Gross Axle Wt Rating - Rear (lbs): 9375
• Gross Combined Wt Rating (lbs): 25100
• Gross Vehicle Weight Rating Cap (lbs): 13025
• Wheels
• Front Wheel Material: Aluminum
• Front Wheel Size (in): 17 x 6.5
• Rear Wheel Material: Aluminum
• Rear Wheel Size (in): 17 x 6.5
• Spare Wheel Material: Steel
• Spare Wheel Size (in): 17 x 6.5