2023 GMC 1500 Sierra MPG

When it comes to sheer power, rugged performance, and exceptional towing capabilities, the 2023 GMC Sierra stands in a league of its own. This full-size pickup embodies versatility, offering comfort and agility for your Alvin commutes while demonstrating strength and capability for all your hauling, towing, and work requirements. But what about the gas mileage of the GMC Sierra 1500? Unsurprisingly, it’s equally remarkable! In this comprehensive guide, our Ron Carter Chevrolet team dissects the 2023 GMC Sierra 1500 mpg ratings for each available trim.

2023 GMC Sierra 1500 Gas Mileage by Trim Level

The 2023 lineup features eight GMC Sierra 1500 configurations for you to enjoy around League City, each with great GMC Sierra 1500 gas mileage ratings. The higher the trim level, the more advanced the features, yet regardless of your choice, you’ll own a truck designed for hard work and peak performance, all without compromising efficiency for power, strength, and reliability. Here are the 2023 GMC Sierra 1500 mpg ratings by trim level.

GMC Sierra 1500 Pro: 

• MPG Ratings:Up to 19 mpg city/22 mpg highway 
• Engines:Standard 2.7L turbo high-output engine or an available 5.3L EcoTec V8 engine

GMC Sierra 1500 SLE: 

• MPG Ratings:Up to 24 mpg city/29 mpg highway 
• Engines: Standard 2.7L turbo high-output engine, an available 5.3L EcoTec V8 engine, or an available 3.0L Duramax® turbo-diesel engine 

GMC Sierra 1500 Elevation: 

• MPG Ratings:Up to 24 mpg city/29 mpg highway 
• Engines:Standard 2.7L turbo high-output engine, an available 5.3L EcoTec V8 engine, or an available 3.0L Duramax® turbo-diesel engine 

GMC Sierra 1500 SLT: 

• MPG Ratings:Up to 24 mpg city/29 mpg highway 
• Engines:Standard 5.3L V8 engine, an available 3.0L Duramax® turbo-diesel engine, or an available 6.2L V8 engine 

GMC Sierra 1500 AT4:

• MPG Ratings:Up to 21 mpg city/23 mpg highway 
• Engines: Standard 3.0L Duramax® turbo-diesel engine or an available 6.2L V8 engine 

GMC Sierra 1500 AT4X:

• MPG Ratings: Up to 14 mpg city/17 mpg highway 
• Engines:Standard 6.2L V8 engine 

GMC Sierra 1500 Denali:

• MPG Ratings:Up to 24 mpg city/29 mpg highway 
• Engines: Standard 5.3L engine, an available 3.0L Duramax® turbo-diesel engine, or an available 6.2L V8 engine 

GMC Sierra 1500 Denali Ultimate:

• MPG Ratings: Up to 22 mpg city/27 mpg highway 
• Engines: Standard 6.2L V8 engine or an available 3.0L Duramax® turbo-diesel engine

See the 2023 GMC Sierra in Action at Ron Carter Chevrolet

As evident from the GMC Sierra 1500 mpg ratings, this pickup maximizes fuel efficiency on Friendswood roads while minimizing your visits to the gas station. We invite you to witness the excellence of this world-class truck through a test drive around Alvin. Already convinced by the Sierra 1500? Take the next step by applying for financing and determining your trade-in vehicle’s value, streamlining your dealership experience. The GMC Sierra seamlessly balances power and efficiency, elevating your driving experience to new heights, and you can enjoy your GMC Sierra with extra money in your pocket thanks to our new vehicle specials.