
The 2024 GMC Sierra 3500 HD is a commanding pickup truck that’s perfect for the toughest jobs. Check out this complete buyer’s guide to the Sierra 3500 before visiting our dealership!
The Complete Driver’s Guide to the 2024 GMC Sierra 3500 HD
Performance
The standard engine on the Sierra 3500 HD is a 6.6L V8 gas engine that offers 401 horsepower at 5200 rpm and 464 lb.-ft. of torque at 4000 rpm. This engine is paired with an Allison 10-speed automatic transmission.
For enhanced performance, there’s an available 6.6L V8 Duramax Turbo-Diesel engine. The Duramax engine provides 470 horsepower at 2800 rpm and 975 lb.-ft. of torque at 1600 rpm. This engine is also paired with an Allison 10-speed automatic transmission and supports a maximum towing capacity of 36,000 pounds!
Interior
The Sierra’s driver and front passenger seats have 4-way manual controls for optimal comfort. These seats are part of a 40/20/40 split bench that includes under-seat storage for small cargo, like tools and emergency essentials. The rear seat is a 60/40 split-folding bench that can be reconfigured for increased cargo space when necessary.
Exterior
The Sierra 3500’s PRO base trim comes with 18-inch all-terrain blackwall tires and steel-painted silver wheels. Solar-absorbing glass windows block out intense rays from the sun, while the CornerStep rear ​bumpers offer secure footing when climbing into your truck bed. On the SLE and all higher trims, there’s a GMC MultiPro tailgate that offers six different functions for accessing cargo in your truck bed.
Safety
This truck comes with Sierra HD Pro Safety, a comprehensive package that uses assistive driving tools to keep you safer on the road. Sierra HD Pro Safety includes Forward Collision Alert, Following Distance Indicator, Front Pedestrian Braking, IntelliBeam, Lane Departure Warning, Buckle to Drive, and Automatic Emergency Braking.
The Sierra 3500 also has six airbags placed strategically throughout the cabin, including dual-stage frontal airbags, seat-mounted side-impact airbags, and head-curtain airbags for outboard seating positions.
Technology
The Sierra 3500 has a GMC Infotainment system with a 7-inch diagonal color touchscreen for managing and customizing your truck’s entertainment. This system includes Apple CarPlay and Android Auto for connectivity features and SiriusXM radio for music, sporting events, and news reports. With Bluetooth audio streaming, you can use voice activation to control certain Infotainment features!
Where can you see the GMC Sierra 3500 HD up close? Stop by Stan King GM SuperStore in Brookhaven, MS, to take the Sierra 3500 for a test drive!


