New 2026 GMC Sierra 3500HD SLT
Vehicle Details
Description
- Wipers, front rain-sensing
- 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])
- Driver memory, recalls driver "presets" for power driver seat and outside mirrors
- Steering wheel audio controls
- 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
Standard Features
- Air conditioning, dual-zone automatic climate control
- Air vents, rear
- Assist handles, front A-pillar mounted for driver and passenger, rear B-pillar mounted
- Compass, located in instrument cluster
- Driver Information Center, enhanced, 12.3″ diagonal reconfigurable multicolor digital display
- Driver memory, recalls driver “presets” for power driver seat and outside mirrors
- Exterior Temperature Display located in radio display
- Floor covering, color-keyed carpeting
- GMC Premium information Display- 13.4″ diagonal Multicolor touch screen
- Mirror, inside rearview auto-dimming
- Power outlet, Bed mounted, 120-volt (400 watts shared with (KI4) instrument panel mounted power outlet)
- Power outlet, instrument panel, 120-volt (400 watts shared with (KC9) Bed mounted power outlet)
- Remote vehicle starter system
- Seat adjuster, driver 10-way power including lumbar
- Seat adjuster, passenger 10-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)
- Steering column, manual Tilt-Wheel and telescoping
- Steering wheel audio controls
- Steering wheel, heated
- Steering wheel, wrapped
- Theft-deterrent system, unauthorized entry
- USB ports, (2) charge-only, rear
- Window, power front, drivers express up/down
- Air filter, heavy-duty
- Air filtration monitoring
- Alternator, 170 amps (Requires (L8T) 6.6L V8 Gas engine.)
- Auto-locking rear differential
- 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.)
- Brake lining wear indicator
- Brakes, 4-wheel antilock, 4-wheel disc with DURALIFE rotors
- Capless Fuel Fill (Requires (L8T) 6.6L Gas V8 engine.)
- Cooling, auxiliary external transmission oil cooler
- Cooling, external engine oil cooler
- Four wheel drive
- Frame, fully-boxed, hydroformed front section and a fully-boxed stamped rear section
- GVWR, 11,700 lbs. (5307 kg) with single rear wheels (Included and only available with model TK30943 model and (L8T) 6.6L V8 Gas engine. Requires single rear wheels.)
- Rear axle, 3.73 ratio (Requires (L8T) 6.6L V8 Gas engine.)
- Steering, Digital Variable Steering Assist This system automatically adjusts steering based on speed, road conditions, and other inputs to reduce driver effort and fatigue
- Suspension Package (Not available with (X31) Off-Road Package.)
- Trailer brake controller, integrated
- Transfer case, Two-speed active electronic Autotrac with push button control (Requires 4WD models.)
- 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.)
- 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)
- Following Distance Indicator (Included and only available with (PDI) Sierra HD Pro Safety.)
- Hitch Guidance dynamic single line to aid in truck trailer alignment for hitching
- Indicator-Seat Belt WARNING, Rear Seat (Requires Crew Cab or Double Cab model.)
- Rear Seat Reminder
- Seat Belt Adjustable Guide Loops, front Row only
- StabiliTrak, stability control system with Proactive Roll Avoidance and traction control includes electronic trailer sway control and hill start assist
- 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
- Audio system feature, 6-speaker system
- Bed Step, Black integrated on forward portion of Bed on driver and passenger side
- Bumper, front chrome lower
- Bumper, rear chrome with bumper CornerSteps
- Cargo tie downs (12), fixed, rated at 500 lbs per corner
- CornerStep, rear bumper
- Door handles, chrome
- Fog lamps, LED
- Glass, deep-tinted
- Grille, Chrome surround with chrome insert bars
- LED Cargo Area Lighting located in cargo Bed activated with switch on center switch bank or key fob
- Lamps, cargo area, Cab mounted integrated with center high mount stop lamp, with switch in bank on left side of steering wheel
- Mirror caps, chrome
- 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])
- Moldings, beltline, stainless steel
- Single Rear Wheels
- Tailgate and Bed rail protection caps, top
- Tailgate, gate function manual with EZ Lift includes power lock and release, includes hitch area light
- Tailgate, standard
- Taillamps, Animated LED Signature Tail, Stop, turn and Reverse lamps
- Tire carrier lock keyed cylinder lock that utilizes same key as ignition and door
- Wheelhouse liners, rear (Not available with dual rear wheel models.)
- Wipers, front rain-sensing
- ProGrade Trailering System includes (PZ8) Hitch Guidance with Hitch View and (UET) In-vehicle Trailering App
VEHICLE DATA
Certain specifications, prices and equipment data have been provided under license from Chrome Data Solutions (\’Chrome Data\’). Ā© 2025 Chrome Data Solutions, LP. All Rights Reserved. This information is supplied for personal use only and may not be used for any commercial purpose whatsoever without the express written consent of Chrome Data. Chrome Data makes no guarantee or warranty, either expressed or implied, including without limitation any warranty of merchantability or fitness for particular purpose, with respect to the data presented here. All specifications, prices and equipment are subject to change without notice.
ESTIMATE MPG
EPA mileage ratings are supplied by Chrome Data Solutions, LP for comparison purposes only. Your actual mileage will vary, depending on how you drive and maintain your vehicle, driving conditions, battery pack age/condition (hybrid models only) and other factors.
Based on 2019 EPA mileage ratings. Your MPGe/MPG and driving range will vary depending on driving conditions, how you drive and maintain your vehicle, battery-pack age/condition, and other factors.
PRICING
Vehicle pricing is believed to be accurate. Tax, title and registration are not included in prices shown unless otherwise stated. All inventory is subject to dealer-added market price adjustments, dealer-added markup. Manufacturer incentives may vary by region and are subject to change. Vehicle information & features are based upon standard equipment and may vary by vehicle. Monthly payments may be higher or lower based upon incentives, qualifying programs, credit qualifications, residency & fees. No claims, or warranties are made to guarantee the accuracy of vehicle pricing, payments or actual equipment. Call to confirm accuracy of any information.