
When it comes to heavy duty work trucks the 2024 GMC Sierra HD is one of the top competitors. How does this heavy duty truck compare to the Chevy Silverado HD, which is a similar work truck. Both of these trucks offer impressive numbers when it comes to towing and payload. In this article we look at the similarities and differences of these two trucks.
Key Takeaways:

- Both trucks offer the same engines, which are based around the well-known 6.6 liter platform. There is one gasoline engine and one diesel engine.
- The 2024 GMC Sierra HD gets a new front end, making way for new LED headlights and taillights.
- When properly equipped and configured both of these trucks are able to tow a total amount of 36,000 pounds, allowing the truck to handle whatever you may throw at it!
Does the 2024 GMC Sierra HD and Chevy Silverado HD Share the Same Engine?

Yes, both the GMC Sierra HD and the Chevy Silverado HD share the same engine options. There is a large 6.6 liter gasoline engine, as well as a 6.6 liter diesel engine. Both of these engines are mated to the well-known 10 speed automatic transmission. Two wheel drive and four wheel drive are both available on these larger trucks, with options for single wheel and dually setups. Let’s take a look at the specifications of both the gasoline and diesel engines.
- 6.6 liter Gasoline Engine (401 horsepower, 464 pounds of torque)
- 6.6 liter Duramax Diesel Engine (470 horsepower, 975 pounds of torque)
How Much Can the 2024 GMC Sierra HD Tow?

When it comes to towing the GMC Sierra HD is one of the top in the class as a crew cab work truck. The max towing capacity of these larger trucks is 22,070 pounds. While some competitors may be able to tow more than this, you will have the luxury of being able to seat up to five individuals. If you are looking for more towing capacity, GMC has indicated that the 3500 model is able to tow up to 36,000 pounds, however, they do not indicate whether or not this is with the crew cab configuration.
The Chevy Silverado HD will see the same specs as the GMC Sierra HD, being able to tow up to 36,000 pounds when the 6.6 liter Duramax is paired with the 3500 model. It is important to know that this impressive number is with the dually setup and so it's important to know the maximum towing capacity prior to hooking up to a trailer.
What’s New for the 2024 GMC Sierra HD?
There is a little bit of a refresh when it comes to the exterior of the GMC Sierra HD. One of the major changes is that the diesel powertrain was overhauled to give more power and torque to the entire drivetrain. The front end gets an update with new available LED headlights and taillights.
No matter the engine that you select you get the well-known, robust 10-speed Allison transmission, which was previously only available for the diesel option. There are some trailering features as well, which the following list covers.
- Adaptive Cruise Control for Trailering
- Gross Combination Weight Alert
- Transparent Trailer View Available for Fifth Wheel and Gooseneck
When it comes to the 2024 Chevy Silverado HD it has seen some similar upgrades. The front fascia has been updated on this heavy duty truck as well. On some of the higher level trims there is a 13.4 inch infotainment center. To top a lot of the changes off the Silverado HD sees the same trailering upgrades as the GMC Sierra HD.
Is the 2024 GMC Sierra HD a Good Truck For You?
This heavy duty truck is a great option to select. The Chevy Silverado HD and the GMC Sierra HD are essentially brothers when it comes to specifications. At Alan Jay we can help you find the heavy duty truck for your next adventure.