The 2023 GMC Sierra HD is the first-ever Denali Ultimate that leads a refreshed lineup. The '24 model year takes the Sierra HD lineup to new heights with the first-ever Sierra Heavy Duty Denali Ultimate with its turbocharged pulling power, premium luxury, and its advanced technologies. This vehicle offers the most trailering assistance technology in its class. The debut of the Denali Ultimate trim will also be building upon GMC’s premium off-road offerings. This will cause the GMC brand to introduce its off-road optimized Sierra HD AT4X trim later in the model year. To find out more about the 2024 GMC Sierra HD, continue to read below.
TECHNOLOGY & SAFETY
UP TO 15 AVAILABLE CAMERA VIEWS
Easily keep tabs on your truck and trailer with up to 15 different available camera views to optimize the view around the truck and compatible trailers.
REAR CAMERA MIRROR
The available Rear Camera Mirror† provides a wide and less obstructed view behind the vehicle while you’re driving. You can switch between the camera view and a traditional rearview mirror.
Available heated steering wheel
Available heated and ventilated front leather-appointed seats
Available HVAC system with dual-zone climate control and rear-seat outlets
The elevated driver seat lets you survey the road with confidence and offers comfortable cushions for enhanced support during long hauls
Spacious interior features best-in-class Crew Cab front head room and leg room
Denali and AT4's independent front suspensions provide excellent wheel alignment, ride comfort and turnability with reduced weight
Live-axle suspension includes two-stage, semi-elliptic multileaf rear springs to balance payload management and ride quality
STAY COOL UNDER PRESSURE
Dense, cool air from the Dual Path Air Induction System is drawn through the hood scoop and the large grille to help optimize horsepower trailering performance
A 28" variable-speed cooling fan helps maintain optimal operating temperatures of the available 6.6L Duramax Turbo-Diesel V8 Engine
All Sierra Heavy Duty models are equipped with LED daytime running lamps, halogen taillamps and wheel molding amber arch lamps over each wheel. Also available are:
Standard LED headlamps (high-intensity on Denali, AT4 and SLT)
Available fog lamps
Available LED fog lamps on SLE (standard on Denali, AT4 and SLT)
Available LED cargo bed lighting on SLE (standard on Denali, AT4 and SLT)
Available roof marker lamps on SRW (standard on DRW and Denali)
All Sierra Heavy Duty models are equipped with trailering mirrors. Also offered are:
Available trailering mirrors that power fold or manually extend and retract, LED rear guidance lamps that help enhance your views when backing up with a trailer, lower convex mirrors, as well as amber auxiliary clearance lamps
Available features of the power-adjustable trailering mirrors include:
Heated and auto-dimming upper glass (driver and passenger)
LED turn-signal indicators/clearance lamps
LED perimeter lighting
CHOOSE YOUR VEHICLE
Available 6.6L Duramax® Turbo-Diesel V8 Engine
Standard LED headlamps and taillamps
Available World’s First Six-Function MultiPro Tailgate
The 2024 Sierra HD model lineup has been elevated with interior and exterior styling and design updates. The exterior highlights of this vehicle include animated lighting when approaching, new 22-inch accessory wheels, standard on Denali and Denali Ultimate dual-rear-wheel models rear wheelhouse liners, and revised front bumper fascia grille designs and finishes on each trim. The interior features of this vehicle include new color and stitching designs with more premium materials within the cabin. This has been done to further elevate Sierra's fresh and bold design and feel.
The Most Advanced Pickup Truck in its Class
The '24 model introduces the first-ever Sierra HD Denali Ultimate. It is the most luxurious, premium, and technologically advanced Sierra HD yet. It has been equipped with more standard technologies and premium interior appointments. The Sierra HD features advanced technology features that include Park Grade Hold Assist, available Digital Variable Steering Assist, available 2-Speed Autotrac Transfer Case, available Auto Electric Parking Brake, and so much more. This heavy-duty pickup truck offers up to 15 different available camera views. This offers the driver view of its compatible trailers and of around the truck.
The Duramax Turbo-Diesel Power and Refinement
The Sierra HD offers a 6.6L Duramax Turbo-Diesel that has been paired with the 10-speed Allison transmission. This engine delivers 470 hp and 975 lb-ft of torque and delivers more power. The GMC Sierra HD features improved towing performance. Offering drivers a low-end torque production that has increased up to 25% compared to the current model. The 2024 Sierra HD features an available Max Tow Package. This package offers best-in-class 2500 Crew Cab towing of up to 21,900 pounds. Enhancing the performance of this vehicle and producing more efficient combustion with its Duramax engines which adds additional refinements including increased power and torque over the entire operating speed range and new cylinder heads with improved cooling jackets.
Test Drive the 2024 GMC Sierra HD at Circle Buick GMC
The Sierra HD Denali Ultimate is the most luxurious and technologically advanced heavy-duty pickup truck in its class. If you're looking for a truck that can haul just about anything and has the turbo-diesel power you need then the GMC Sierra HD is the vehicle for you. This truck has been designed to conquer and job it is given. Visit Circle Buick GMC and test drive the 2024 GMC Sierra HD today!