2024 GMC Sierra 3500 HD LaGrange
The 2024 GMC Sierra 3500 HD is similar to the 2024 GMC Sierra 2500 HD. However, the Sierra 3500 HD is more capable in terms of performance. The truck even has a dual rear wheel configuration in some trims for extra stability when hauling huge cargo.
GMC provides the truck in regular, double, and crew cab configurations. The vehicle also has six trims, all with different features. Find out more about these features that make the all-new 2024 GMC Sierra 3500 HD a heavy-duty truck and a premium vehicle.
2024 GMC Sierra 3500 HD Trims
- Pro
- SLE
- SLT
- AT4
- Denali
- Denali Ultimate
2024 GMC Sierra 3500 HD Pro, SLE, and SLT
The 2024 GMC Sierra 3500 HD pickup truck has Pro, SLE, and SLT as the base trims. However, they have bigger engines than their 2023 GMC Sierra siblings, which have a 2.7L engine. Common attributes across the three trims in the new 2024 Sierra 3500 HD include:
- 6.6L V8 gas engine
- 401 Horsepower with 464 lb-ft of torque
- Allison 10-speed automatic transmission
- 2WD, 4WD
- 18-inch wheels
- Automatic locking rear differential
- External engine oil cooler
- Heavy-duty air filter
- Roll-formed high-strength pickup bed
- Up to 14000 lbs GVWR for crew cab with dual rear wheel
- Black vertical recovery hooks
- 4-wheel anti-lock disc brakes
- Brake pad wear indicator
- Capless fuel fill.
2024 GMC Sierra 3500 HD AT4
The 2024 GMC Sierra 3500 HD AT4 is the more off-road oriented Sierra 3500 HD truck. It has additional features over the base trims, like an off-road suspension and skid plates to handle tougher terrain.
Other features of the AT4 include:
- 6.6L V8 gas engine
- 401 Horsepower with 464 lb-ft of torque
- Allison 10-speed automatic transmission
- 4WD
- 20-inch wheels
- Off-road suspension
- Automatic locking rear differential
- External engine oil cooler
- Heavy-duty air filter
- Roll-formed high-strength pickup bed
- Up to 12250 lbs GVWR for long bed crew cab with a diesel engine
- Red vertical recovery hooks
- Integrated trailer brake controller
- 4-wheel anti-lock disc brakes
- Brake pad wear indicator
- Capless fuel fill.
2024 GMC Sierra 3500 HD Denali and Denali Ultimate
Named after the highest mountain peak in North America, the 2024 GMC Sierra 3500 HD Denali and 2024 GMC Sierra 3500 HD Denali Ultimate are the high-end options for this truck. This is the Denali Ultimate’s first appearance with the 2024 GMC Sierra 3500 HD.
The all-new 2024 Denalis have premium features that portray their deluxe interior and exterior.
Features of these two high-end trims include:
- 6.6L V8 gas engine in Denali
- 6.6L Duramax turbo diesel V8 engine in Denali Ultimate
- 401 Horsepower with 464 lb-ft of torque (Denali)
- 470 Horsepower with 975 lb-ft of torque (Denali Ultimate)
- Allison 10-speed automatic transmission
- 4WD
- 20-inch bright machined aluminum wheels
- Off-road suspension for single rear-wheels
- Automatic locking rear differential
- External engine oil cooler
- Heavy-duty air filter
- Roll-formed high-strength pickup bed
- Up to 14000 lbs GVWR for crew cab with dual rear wheel
- Chrome vertical recovery hooks
- Integrated trailer brake controller
- 4-wheel anti-lock disc brakes
- Brake pad wear indicator
- Capless fuel fill.
2024 GMC Sierra 3500 HD Interior
The 2024 GMC Sierra 3500 HD has an improved interior that portrays a premium pickup truck. GMC also loads up the Sierra with plenty of technology for driver convenience and passenger comfort.
This pickup truck can seat six people in the crew cab, while the regular cab can seat three.
Other interior features of the pickup truck include:
- 7-inch infotainment display on Pro trim and 13.4 inches on all other trims
- 3.5-inch driver information center on the Pro trim and 12.3 inches on the other trims
- Apple CarPlay, Android Auto, and Bluetooth connectivity
- 40/20/40 split-bench front seat
- 60/40 split folding rear bench seat
- Steering wheel-mounted controls starting from SLE trim
- USB ports
- Single-zone climate control on Pro and SLE, dual-zone automatic climate control on SLT, AT4, Denali, and Denali Ultimate
- Heated driver and front outboard passenger seats on SLT, AT4, Denali, and Denali Ultimate
- Ventilated driver and front passenger seats on AT4, Denali, and Denali Ultimate
- Premium Bose surround system on AT4, Denali, and Denali Ultimate
2024 GMC Sierra 3500 HD Interior Color Options
The interior of the Pro is available in Jet Black cloth and vinyl. The SLE is available in Jet Black and Dark Walnut/Slate in cloth. The SLT comes in the same color options but in leather.
The 2024 GMC Sierra 3500 HD AT4 is available in Jet Black with Kalahari accents in leather.
The Denali and Denali Ultimate come in Alpine Umber in leather.
2024 GMC Sierra 3500 HD Exterior
The Sierra 3500 HD is the top pickup truck in the Sierra lineup. This is obvious with a bold exterior that is muscular and trendy.
The vehicle is similar to the 2024 GMC Sierra 2500 HD, but some Sierra 3500s have dual rear wheel configuration. They are distinguishable by observing the huge rear fenders that protrude outside on their back wheels.
Other exterior features on the truck include:
- All new LED projector headlamps. They have a signature animated sequence.
- A redesigned bumper and fascia. The Denali also gets a revamped chrome grille.
- There is an available six function multi pro tailgate.
2024 GMC Sierra 3500 HD Exterior Color Options
The exterior color options of the 2024 GMC Sierra 3500 HD varies on the trim. Here is a list of color options with the coordinating trim:
- White Frost Tricoat- Pro, SLE, SLT, Denali and Denali Ultimate
- Summit White- All trims
- Onyx Black- All trims
- Cardinal Red- Pro, SLE, SLT
- Downpour Metallic- Pro, SLE, SLT, Denali and Denali Ultimate
- Thunderstorm Gray- Pro, SLE, SLT and AT4
- Sterling Metallic- All trims
- Volcanic Red Tintcoat- Pro, SLE, SLT and AT4
- Redwood Metallic- Pro, SLE, SLT, Denali and Denali Ultimate
- Titanium Rush Metallic- All trims AT4, Denali and Denali Ultimate
2024 GMC Sierra 3500 HD Wheels
The 2024 GMC Sierra 3500 HD has the following wheel sizes across its trims:
- 18-inch wheels on PRO, SLE, SLT
- 20-inch wheels on AT4, Denali and Denali Ultimate
- An 18-inch spare all-terrain spare tire is available for all trims.
A spare tire carrier lock that helps to secure the extra wheel.
2024 GMC Sierra 3500 HD Cargo Space
The base payload of the 2024 GMC Sierra 3500 HD is as follows using the crew cab as a reference:
- 2WD Single Rear Wheel – Up to 4429 lbs with long bed
- 4WD Single Rear Wheel – Up to 4472 lbs with long bed
- 2WD Dual Rear Wheel – 6737 lbs with gas engine
- 4WD Dual Rear Wheel – 6428 lbs with gas engine
2024 GMC Sierra 3500 HD Engine
GMC produces the 2024 GMC Sierra 3500 HD with two engine options that deliver high-end performance. The 6.6L V8 engine is standard on the Pro, SLE, SLT, AT4, and Denali. The Duramax 6.6L V8 turbo diesel is standard on the Denali Ultimate.
The 6.6L V8 Gas engine produces 401 Horsepower and 464 lb-ft of torque. The 6.6L Duramax turbo diesel engine puts out 470 Horsepower with 975 lb-ft of torque.
2024 GMC Sierra 3500 HD Gearbox
All 2024 GMC Sierra 3500 HD pickup trucks have a 10-speed automatic transmission from Allison. It has the following features:
- It’s electronically controlled
- A tow mode that reduces shift for improved cooling.
- Auto Grade Braking that reduces brake wear in tow mode.
2024 GMC Sierra 3500 HD Towing Capacity
The 2024 GMC Sierra 3500 HD can haul the same weight as the 2023 Sierra 3500 HD. It can tow up to 20,000 lbs with the 6.6L Duramax turbo diesel engine.
This metric includes regular, double and crew cabs. The 10-speed automatic transmission allows the engine to operate at peak levels for maximum power and torque.
Trailering technology available with the 3500 Sierra include:
- Tow/Haul mode
- Trailer side blind zone alert
- Trailer sway control
- Trailer brake control
- Trailer length indicator
- Up to 14 available camera views, including a transparent trailer view
- Adaptive cruise control with trailering
- Available also is My GMC mobile app with trailering
2024 GMC Sierra 3500 HD Safety Features
GMC equips the 2024 GMC Sierra 3500 HD pickup truck with a Sierra HD Pro Safety package. The safety package includes:
- Rear camera mirror
- HD surround vision
- Hitch guidance with hitch view
- HD rear vision camera
- Following distance indicator
- Forward collision alert
- Front and rear park assist
- Lane change alert with side blind zone alert
- Rear cross-traffic alert and braking
- Rear park assist
- Automatic emergency braking
- Automatic parking assist
- Lane keep assist with lane departure warning
- Adaptive cruise control
- Front pedestrian and bicycle braking
- Teen driver
- Buckle to drive
- Frontal, seat-mounted, head curtain airbags
Take a Look into Other 2024 GMC Vehicles
Want to look at 2023 GMC Models? Here’s a list of some other vehicles:
2023 GMC Yukon, Yukon XL, and Yukon Denali
2023 GMC Yukon Denali and XL Denali
Compare to 2024 Chevy Vehicles for Research
2024 Chevy Silverado HD ZR2 Bison
FAQs
What is the Difference Between the 2024 GMC Sierra 2500 HD and the 2024 GMC Sierra 3500 HD?
The 2024 GMC Sierra 3500 HD has more towing capabilities than the 2500 HD. It also has the option of a dual rear wheel configuration that increases the base payload compared to the 2024 GMC Sierra 2500 HD.
When Can You Order a 2024 GMC Sierra 3500 HD?
The 2024 GMC Sierra 3500 became available for order beginning in the Spring of 2023 around March.
How Much Does the 2024 GMC Sierra HD Cost?
The starting price of the 2024 GMC Sierra 3500 heavy-duty truck is $46,200. The price increases depending on your preferred cab box style, trim, drivetrain, and wheel configuration. The Denali Ultimate 4WD with dual rear wheels costs at least $101,795.