Read more: A Quick Guide To GM's Ecotec3 5.3L V8 Engine: What You Need To Know In one Reddit discussion about the fuel economy of the 2024 GMC Sierra 2500HD Denali Ultimate 6.6 Duramax ...

Several GM vehicles have been offered with a Duramax diesel engine over the years, the most notable example being the Chevrolet Silverado and its GMC counterpart, the Sierra. Duramax-powered ...

Actual terms vary by lender. The GMC Sierra 1500 price depends on several factors, including the trim level, optional features, mileage, vehicle history and location. The nationwide average price ...

GMC Sierra 1500 drops in with only a few small changes compared to the 2024 MY, including greater availability for one ...

Got the duramax diesel and getting 24 city and 32 ... but it doesn’t. I have a 2023 GMC Sierra 1500 Denali with the 3.0 Diesel engine. I have 20,000 miles on it at the time of writing this.

A two-wheel drive with the enhanced 3.0-Liter Duramax Turbo-Diesel is your ideal choice for optimum fuel efficiency at 24 MPG city / 29 MPG highway. A four-wheel drive with the same Duramax is ...

Please use care in your use of the information provided. How much horsepower and torque does a 2025 GMC Sierra 2500HD Pro Regular Cab Long Box have? The 2025 GMC Sierra 2500HD Pro Regular Cab Long ...

The J.D. Power 100-Point Score is based on hundreds of thousands of independent and unbiased opinions of verified car owners. Owners' experience with this brand's dealerships during the purchase and ...

The perfect truck might not use any gas at all, though this GMC Sierra 1500 is probably not exactly what those ... Lastly, this one’s a new 3.0L inline-six Duramax diesel married to a 10-speed ...

For 2017, the GMC Sierra 2500HD and 3500HD are now offered with a more potent Duramax 6.6-liter turbocharged diesel engine. The upgraded diesel engine paired with the 2017 Sierra HD generates 445 ...

Please use care in your use of the information provided. How much horsepower and torque does a 2025 GMC Sierra 3500HD Pro Regular Cab Long Box have? The 2025 GMC Sierra 3500HD Pro Regular Cab Long ...