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Diesel

Fueled by choice

Smart. Capable. Efficient. Our advanced and affordable Duramax® Diesel engines are designed to take the refinement and capability of Chevy trucks and SUVs to the next level. From delivering legendary power and capability to Silverado to adding available best-in-class fuel economy on Tahoe and Suburban,* diesel engines are a perfect fit for almost any lifestyle and budget.

Power and efficiency to the max

Our Duramax Turbo-Diesel engines are well balanced to offer a smooth and quiet ride along with responsive performance. And the available 2.8L and 3.0L Turbo-Diesel engines offer both impressive fuel economy and range.*

3.0L Duramax Turbo-Diesel

Get best-in-class fuel economy for your 2024 Tahoe or Suburban,* or add more range to your 2024 Silverado,* with an available advanced 3.0L Turbo-Diesel engine.

6.6L Duramax Turbo-Diesel

Paired with a legendary Allison® transmission, the powerful and dependable 6.6L Turbo-Diesel V8 offers the torque, horsepower and trailering capabilities you need to handle big jobs.

Capability without compromise

See all the ways a Duramax Turbo-Diesel engine can help you get the most out of your vehicle.

2024 Tahoe

With available Duramax 3.0L Turbo-Diesel I-6 engine

277
Horsepower

28*

Available MPG highway

Up to 672*

Max available highway range

460
lb.-ft. of torque

2024 Suburban

With available Duramax 3.0L Turbo-Diesel I-6 engine

277
Horsepower

27*

Available MPG highway

Up to 756*
Max available highway range

460
lb.-ft. of torque

2024 Silverado

With available Duramax 3.0L Turbo-Diesel I-6 engine

305
Horsepower

1,979
lbs.* max available payload

13,300
lbs.* max towing capability

495
lb.-ft. of torque

2024 Silverado HD

With available Duramax 6.6L Turbo-Diesel engine and Allison® 10-speed automatic transmission

470
Horsepower

6,638
lbs.* max available payload

36,000
lbs.* max towing capability

975
lb.-ft. of torque

Take a look under the hood

Take an inside look at the dependable and advanced Duramax 3.0L Turbo-Diesel I-6 engine to see how this perfectly balanced engine delivers impressive range and fuel economy.*

The answers to your diesel questions

Why do diesel vehicles generally have better fuel economy than many gas-powered vehicles?

A diesel engine uses a leaner fuel-to-air mixture, resulting in lower fuel consumption, meaning you’re able to travel longer distances between fill-ups. Diesel engines also operate using compression combustion (versus ignition in a gas engine), yielding better low-speed torque, which can allow them to operate more efficiently – especially during highway driving.

Why is diesel a smart choice for trucks and SUVs?

Because diesel engines provide a lot of torque at a low rpm, especially for their size. Torque is the rotational force an engine produces to help you power up hills and haul boats and campers behind your vehicle. Plus, Duramax engines are known for their reliability and durability.

What about maintenance and reliability?

Maintenance requirements (oil, filter changes) for a diesel engine are about the same as for gas-powered vehicles. Duramax engines are known for their reliability and come standard with a 5-year/60,000-mile limited warranty on 2.8L Turbo-Diesel engines, or a 5-year/100,000-mile limited warranty on 3.0L and 6.6L Turbo-Diesel engines.

Diesels make a lot of torque, but they don’t seem to have the horsepower of gas engines. Isn’t that a problem for responsiveness and speed?

An engine with more torque will accelerate more quickly initially because it has greater sustained force. The trick is keeping the rpm within the right range to keep it in the peak power band. Chevrolet does this by pairing the Duramax 3.0L Turbo-Diesel with an advanced, smooth-shifting 10-speed automatic transmission, and the Duramax 6.6L Turbo-Diesel with a legendary Allison® transmission.

Have diesels really changed that much over the years? Are they still loud and exhaust-heavy engines?

Diesel engine technology has changed a lot over the years, erasing the preconceptions that they are loud and rough-riding. The thoughtful design of the inline-6-cylinder engine offers a smooth, balanced ride.