The 2011 GMC Sierra K15 4WD is a standard pickup truck that boasts a powerful 6.2-liter V8 engine. This vehicle is designed for those who need a truck that can handle heavy loads and rough terrain. The Sierra K15 4WD is equipped with a 4-wheel drive system that provides excellent traction on all types of surfaces.

The Sierra K15 4WD offers a smooth and comfortable ride, thanks to its well-tuned suspension system. The 6-speed automatic transmission is smooth and responsive, making it easy to shift gears. The cabin of the Sierra K15 4WD is spacious and well-designed, with plenty of legroom and headroom for all passengers.

In terms of fuel economy, the Sierra K15 4WD is not the most efficient vehicle on the market. It has a city fuel economy rating of 12 mpg and a highway fuel economy rating of 18 mpg. The annual petroleum consumption is 21.25 gallons, and the annual fuel cost for regular gasoline is $4,150. However, it is important to note that this vehicle is not designed for fuel efficiency but rather for power and capability.

The Sierra K15 4WD has a combined MPG rating of 14, and its CO2 tailpipe emissions for regular gasoline are 634.79 grams per mile. The vehicle size class is a standard pickup truck, and it has a model type index of 491. The EPA fuel economy score and GHG score are both not available for this vehicle.

The Sierra K15 4WD has an impressive towing capacity of up to 9,600 pounds, making it an ideal choice for those who need to haul heavy loads. It also has a payload capacity of up to 1,940 pounds, which is more than enough for most applications.

Overall, the 2011 GMC Sierra K15 4WD is a powerful and capable pickup truck that is built to handle heavy loads and rough terrain. While it may not be the most fuel-efficient vehicle on the market, it more than makes up for it with its impressive towing and payload capacities.

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