Chevrolet has announced that the official EPA fuel economy estimates have been published for the full-size Chevrolet Tahoe and Suburban SUVs. Both models are available in the 2021 model year with the 3.0-liter Duramax turbodiesel. The Tahoe two-wheel-drive has EPA estimated economy up 28 MPG Highway, 21 MPG city, and 24 MPG combined.
The four-wheel-drive version is good for 26 MPG Highway, 20 MPG city, and 22 MPG combined. Suburban buyers will see 27 MPG Highway, 21 MPG city, and 23 MPG combined for two-wheel-drive models. Opting for four-wheel-drive returns 26 MPG Highway, 20 MPG city, and 22 MPG combined.
Chevy notes this is the first diesel inline-six engine used in full-size SUVs and the first time the brand is offered diesel power in a full-size SUV since 1999. The engine makes 277 horsepower and 460 pound-foot of torque.
Performance and Efficiency
The introduction of the 3.0-liter Duramax turbodiesel engine marks a significant milestone for Chevrolet. This engine is not only powerful but also remarkably efficient, making it an attractive option for those who need the capability of a full-size SUV without sacrificing fuel economy. The 277 horsepower and 460 pound-foot of torque provide ample power for towing and hauling, which are essential features for many SUV buyers.
The fuel economy figures are particularly impressive when you consider the size and weight of these vehicles. Achieving up to 28 MPG on the highway for the Tahoe and 27 MPG for the Suburban is a testament to the efficiency of the Duramax engine. These figures make the Tahoe and Suburban some of the most fuel-efficient full-size SUVs on the market, which is a significant selling point in an era where fuel efficiency is increasingly important to consumers.
Historical Context and Market Impact
The return of a diesel engine to Chevrolet’s full-size SUV lineup is noteworthy. The last time Chevrolet offered a diesel engine in a full-size SUV was in 1999. The reintroduction of diesel power comes at a time when consumers are looking for more fuel-efficient options without compromising on performance. Diesel engines are known for their torque and fuel efficiency, making them ideal for large vehicles that need to tow heavy loads or travel long distances.
The market impact of this move is likely to be significant. With the growing popularity of SUVs, offering a diesel option gives Chevrolet a competitive edge. Consumers who might have considered other brands may now look at the Tahoe and Suburban as viable options, thanks to the combination of power and efficiency offered by the Duramax engine.
Additionally, the use of an inline-six configuration for the diesel engine is a first for Chevrolet’s full-size SUVs. This design is known for its smooth operation and durability, which are important factors for buyers who plan to keep their vehicles for many years. The inline-six engine also tends to have a more balanced weight distribution, which can improve handling and ride quality.
The introduction of the 3.0-liter Duramax turbodiesel engine in the 2021 Chevrolet Tahoe and Suburban represents a significant advancement in the full-size SUV market. With impressive fuel economy, robust performance, and a return to diesel power, Chevrolet is poised to attract a new segment of buyers who value both capability and efficiency. The historical context and market impact of this move further underscore its importance, making the Tahoe and Suburban compelling choices in a crowded market.
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