2025 GMC SIERRA 3500HD Denali

• StabiliTrak, stability control system with Proactive Roll Avoidance and traction control includes electronic trailer sway control and hill start assist
• Hill Descent Control (Not available with dual rear wheels.)
• Airbags, Dual-stage frontal airbags for driver and front outboard passenger; Seat-mounted side-impact airbags for driver and front outboard passenger; Head-curtain airbags for front and rear outboard seating positions; Includes front outboard Passenger Sensing System for frontal outboard passenger airbag (Always use seat 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.)
• Front and Rear Park Assist, ultrasonic
• 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
• Hitch Guidance dynamic single line to aid in truck trailer alignment for hitching
• Trailer Camera Provisions and trailer viewing software
• Rear Cross Traffic Alert
• Trailer Side Blind Zone Alert
• Following Distance Indicator (Included and only available with (PDI) Sierra HD Pro Safety.)
• Safety Alert Seat
• Rear Seat Reminder
• Teen Driver a configurable feature that lets you activate customizable vehicle settings associated with a key fob, to help encourage safe driving behavior. It can limit certain available vehicle features, and it prevents certain safety systems from being turned off. An in-vehicle report card gives you information on driving habits and helps you to continue to coach your new driver
• Seat Belt Adjustable Guide Loops, front row only
• Indicator-Seat Belt WARNING, Rear Seat (Requires Crew Cab or Double Cab model.)
• Buckle to Drive prevents vehicle from being shifted out of Park until driver seat belt is fastened; times out after 20 seconds and encourages seat belt use (Included and only available with (PDI) Sierra HD Pro Safety)

PACKAGE (2)

• X31 Off-Road Package includes (JHD) Hill Descent Control, (NZZ) skid plates, Off-Road suspension and Twin-tube Rancho shocks (Not available with dual rear wheels.)
• ProGrade Trailering System includes (PZ8) Hitch Guidance with Hitch View and (UET) In-vehicle Trailering App

MECHANICAL (20)

• Rear axle, 3.73 ratio (Requires (L8T) 6.6L V8 gas engine.)
• GVWR, 11,550 lbs. (5239 kg) with single rear wheels (Included and only available with TK30743 model and (L8T) 6.6L V8 gas engine. Requires single rear wheels.)
• Air filter, heavy-duty
• Air filtration monitoring
• Transfer case, two-speed active electronic Autotrac with push button control
• Auto-locking rear differential
• Four wheel drive
• Cooling, external engine oil cooler
• 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.)
• Alternator, 170 amps (Requires (L8T) 6.6L V8 gas engine.)
• Trailer brake controller, integrated
• Recovery hooks, front, Chrome (Plant installed.)
• Frame, fully-boxed, hydroformed front section and a fully-boxed stamped rear section
• Skid Plates protect the oil pan, front axle and transfer case
• Suspension, Off-Road includes twin-tube shocks (Not available with dual rear wheels.)
• Steering, Digital Variable Steering Assist This system automatically adjusts steering based on speed, road conditions, and other inputs to reduce driver effort and fatigue
• Brakes, 4-wheel antilock, 4-wheel disc with DURALIFE rotors
• Brake lining wear indicator
• Capless Fuel Fill (Requires (L8T) 6.6L gas V8 engine.)

EXTERIOR (27)

• Tires, LT275/65R20 all-terrain, blackwall (Requires single rear wheels.)
• Tire, spare LT275/70R18 all-terrain, blackwall (Included and only available with (QF9) LT275/65R20 all-terrain, blackwall tires on single rear wheel models.)
• Single Rear Wheels
• Tire carrier lock keyed cylinder lock that utilizes same key as ignition and door
• Bumper, front, body-color lower
• Bumper, rear body-color with bumper CornerSteps
• CornerStep, rear bumper
• Bed Step, Black integrated on forward portion of bed on driver and passenger side
• Moldings, beltline, stainless steel
• Wheelhouse liners, rear (Not available with dual rear wheel models.)
• Bed Liner, Spray-on Pickup bedliner with GMC logo (does not include spray-on liner on tailgate due to Black composite inner panel) (Available with Ship Thru code (SQE) or (TCH), not available with any other Ship Thru code.)
• Cargo tie downs (12), fixed, rated at 500 lbs per corner
• Grille, Signature Chrome Denali grille
• Fog lamps, LED
• Taillamps, Animated LED Signature Tail, Stop, turn and Reverse lamps
• Lamps, cargo area, cab mounted integrated with center high mount stop lamp, with switch in bank on left side of steering wheel
• LED Cargo Area Lighting located in cargo bed activated with switch on center switch bank or key fob
• Lamps, Smoked Amber roof marker, (LED) (Standard with dual rear wheels. Not available with (YF5) California state emissions requirements on single rear wheels.)
• Mirrors, outside power-adjustable vertical trailering with heated and auto-dimming upper glass, (driver and passenger) lower convex mirrors, turn signal indicators, puddle lamps, perimeter lighting, auxiliary lighting, power folding/extending (extends 3.31" [84.25mm])
• Mirror caps, chrome
• Wipers, front rain-sensing
• Glass, deep-tinted
• LPO, Polished exhaust tip (dealer-installed) (Requires (L8T) 6.6L V8 gas engine. Not included with (L5P) Duramax 6.6L Turbo Diesel V8 engine.)
• Door handles, chrome
• Tailgate, GMC MultiPro Tailgate with six functional load/access features. NOTE: Auto release can be disabled if ball hitch is installed. See Owner's manual for details
• Tailgate and bed rail protection caps, top
• Tailgate, gate function manual with EZ Lift includes power lock and release, includes hitch area light

ENTERTAINMENT (1)

• Wi-Fi Hotspot capable (Terms and limitations apply. See onstar.com or dealer for details.)

INTERIOR (27)

• Seat adjuster, driver 12-way power including lumbar
• Seat adjuster, passenger 12-way power including lumbar
• Seat, Up-level Rear with Storage Package, 60/40 folding bench for Crew Cab models includes full-length bench seat, seatback storage on left and right side, center fold out armrest with 2 cupholders, full cab width underseat storage, (includes child seat top tether anchor)
• Seats, heated second row outboard seats
• Driver memory, recalls driver "presets" for power driver seat and outside mirrors
• Center Console, floor-mounted with cup holders, cell phone storage, power cord management, hanging file folder capability
• Floor covering, color-keyed carpeting
• Steering wheel, wrapped
• Steering wheel, heated
• Steering column, manual Tilt-Wheel and telescoping
• Steering wheel audio controls
• Driver Information Center, enhanced, 12.3" diagonal reconfigurable multicolor digital display
• GMC Premium information Display- 13.4" diagonal Multicolor touch screen
• Exterior Temperature Display located in radio display
• Compass, located in instrument cluster
• Window, power front, drivers express up/down
• Remote vehicle starter system
• Adaptive Cruise Control
• Universal Home Remote
• Theft-deterrent system, unauthorized entry
• Wireless Charging
• Power outlet, instrument panel, 120-volt (400 watts shared with (KC9) bed mounted power outlet)
• USB ports, (2) charge-only, rear
• Power outlet, bed mounted, 120-volt (400 watts shared with (KI4) instrument panel mounted power outlet)
• Air conditioning, dual-zone automatic climate control
• Air vents, rear
• Assist handles, front A-pillar mounted for driver and passenger, rear B-pillar mounted

Preferred Equipment Group 5SA	Wheels: 20 Ultra-Bright Machined
Forge Perforated Leather Seat Trim	12-Way Power Driver Seat Adjuster w/Lumbar
Technology Package	Radio: AM/FM w/Premium GMC Infotainment System
Electric Rear-Window Defogger	120-Volt Instrument Panel Power Outlet
2 Charge-Only Rear USB Ports	Spray-On Pickup Bedliner w/GMC Logo
Power-Retractable Assist Steps	Deep-Tinted Glass
Front License Plate Kit	LED Cargo Area Lighting
Pickup Bed	Universal Vehicle Module
Rear Wheelhouse Liners	Gooseneck/5th Wheel Prep Package
220 Amp Alternator	Engine Block Heater
Skid Plates	Off-Road Suspension
2-Speed Active Transfer Case	Auto-Dimming Inside Rearview Mirror w/Camera
SiriusXM w/360L Trial Subscription	Driver Memory
Power Sliding Rear Window w/Defogger	12-Way Power Passenger Seat Adjuster w/Lumbar
Power Front Windows w/Passenger Express Up/Down	Keyless Open & Start
Winter Grille Cover	Push Button Start
Remote Vehicle Starter System	Front Rain-Sensing Wipers
Floor-Mounted Center Console	Signature Chrome Denali Grille
Safety Alert Seat	Hill Descent Control
Exhaust Brake	Wireless Charging
Heated Driver & Front Outboard Passenger Seats	Heated 2nd Row Outboard Seats
120-Volt Bed Mounted Power Outlet	Ventilated Driver & Front Passenger Seats
Heavy-Duty 80 Amp-Hr Battery	Manual Tilt-Wheel/Telescoping Steering Column
LED Smoked Amber Roof Marker Lamps	Sierra HD Pro Safety
Wireless Phone Projection	Hitch Guidance w/Hitch View
Buckle to Drive	IntelliBeam Automatic High Beam On/Off
Trailer Camera Provisions	2 Charge/Data USB Ports Inside Center Console
2 USB Ports	Ultrasonic Front & Rear Park Assist
Following Distance Indicator	Forward Collision Alert
Rear Cross Traffic Alert	Lane Departure Warning System
Universal Home Remote	Automatic Emergency Braking
Steering Wheel Audio Controls	Front Pedestrian Braking
Trailer Side Blind Zone Alert	Bose Premium 7-Speaker Sound System
GMC Premium 13.4 Diagonal Information Display	Unauthorized Entry Theft-Deterrent System
HD Surround Vision	Multicolor 15 Diagonal Head-Up Display
Bed View Camera w/2 Trailer Camera Provisions	Polished Exhaust Tip
X31 Off-Road Package	4-Wheel Disc Brakes
AM/FM radio: SiriusXM with 360L	Auto High-beam Headlights
Exterior Parking Camera Rear	Compass
7 Speakers	Auto-dimming Rear-View mirror
Ventilated front seats	Variably intermittent wipers
Turn signal indicator mirrors	Trip computer
Traction control	Tilt steering wheel
Telescoping steering wheel	Steering wheel mounted audio controls
Split folding rear seat	Speed-sensing steering
Speed control	Security system
Remote keyless entry	Rear window defroster
Rear step bumper	Rear seat center armrest
Rear reading lights	Rain sensing wipers
Power windows	Power steering
Power passenger seat	Power driver seat
Power door mirrors	Passenger vanity mirror
Passenger door bin	Panic alarm
Overhead console	Overhead airbag
Outside temperature display	Occupant sensing airbag
Memory seat	Low tire pressure warning
Illuminated entry	Heated steering wheel
Heated rear seats	Heated front seats
Heated door mirrors	Genuine wood door panel insert
Genuine wood dashboard insert	Garage door transmitter
Fully automatic headlights	Front wheel independent suspension
Front reading lights	Front fog lights
Front dual zone A/C	Front anti-roll bar
Dual front side impact airbags	Dual front impact airbags
Driver vanity mirror	Driver door bin
Delay-off headlights	Bumpers: body-color
Brake assist	Automatic temperature control
Auto-dimming door mirrors	Alloy wheels
ABS brakes	Voltmeter
Tachometer	Front Center Armrest
Front Bucket Seats	Electronic Stability Control
Air Conditioning