GMC Sierra 1500 FAQ Hub

What is the Fuel Economy of the GMC Sierra 1500?

Fuel economy on the GMC Sierra 1500 varies by engine. As a general rule, 2WD configurations return slightly better mileage than their 4WD counterparts across the board.

• GMC Sierra 1500 Pro 2WD: 18 mpg city / 21 mpg highway / 19 mpg combined
• GMC Sierra 1500 Pro 4WD: 17 mpg city / 19 mpg highway / 18 mpg combined
• GMC Sierra 1500 SLE 2WD: 18 mpg city / 21 mpg highway / 19 mpg combined
• GMC Sierra 1500 SLE 4WD: 17 mpg city / 19 mpg highway / 18 mpg combined
• GMC Sierra 1500 Elevation 2WD: 18 mpg city / 21 mpg highway / 19 mpg combined
• GMC Sierra 1500 Elevation 4WD: 17 mpg city / 19 mpg highway / 18 mpg combined
• GMC Sierra 1500 SLT 4WD: 15 mpg city / 19 mpg highway / 17 mpg combined
• GMC Sierra 1500 AT4 4WD: 22 mpg city / 26 mpg highway / 24 mpg combined
• GMC Sierra 1500 Denali 2WD: 16 mpg city / 20 mpg highway / 17 mpg combined
• GMC Sierra 1500 Denali 4WD: 15 mpg city / 19 mpg highway / 17 mpg combined
• GMC Sierra 1500 AT4X 4WD: 19 mpg city / 20 mpg highway / 19 mpg combined
• GMC Sierra 1500 Denali Ultimate 4WD: 15 mpg city / 19 mpg highway / 16 mpg combined

How much can a new GMC Sierra 1500 tow?

When properly equipped, the GMC Sierra 1500 can tow up to 13,300 lbs, a maximum achieved with the available Duramax 3.0L Turbo-Diesel engine in a Double Cab 2WD Standard Bed configuration paired with the Max Trailering Package and 20-inch wheels. Towing capacity varies by engine, though: the 6.2L V8 tops out at 13,100 lbs, the 5.3L V8 at 11,200 lbs, and the standard 2.7L TurboMax at 9,400 lbs. The Max Trailering Package plays a key role in reaching top capacities, adding a trailer brake controller, revised shock tuning, an enhanced cooling radiator, an automatic locking rear differential, and heavy-duty rear springs.

What is the GMC Sierra 1500 Warranty?

The GMC Sierra 1500 comes standard with a three-year/36,000-mile basic (bumper-to-bumper) warranty and a five-year/60,000-mile powertrain warranty, plus complimentary scheduled maintenance for the first visit. GMC also backs the Sierra with a 6-year/100,000-mile rust-through (corrosion) warranty, giving buyers solid protection against body corrosion over the long term.

Frequently Asked Questions about the GMC Sierra 1500

Got questions about the GMC Sierra 1500? Below are answers to some of the most common one’s buyers ask. Covering everything from towing capacity and fuel economy to trim levels, interior features, and warranty coverage. Whether you're cross-shopping engines or just curious what sets the Sierra apart from other half-ton trucks, this section has you covered.

How much are monthly payments on the GMC Sierra?

Monthly payments on a GMC Sierra 1500 vary widely based on trim, financing vs. leasing, term length, and down payment.

Monthly payments

What trucks are best for hauling equipment in Tri-Cities, WA?

For hauling equipment around the Tri-Cities region, the GMC Sierra 1500 Pro and SLT trims are strong picks. Whichever trim you choose, matching the engine and package to your typical load size will make the biggest difference in real-world hauling performance.

Hauling equipment for Sierra 1500 Pro and SLT

What GMC trucks are best for hauling equipment in Tri-Cities, WA?

For hauling equipment around Tri-Cities, the GMC Sierra 1500 is a strong choice. The Pro trim offers the most configurable cab and bed combinations for contractors, while the SLT adds standard V8 power and can reach up to 13,300 lbs of towing capacity with the Max Trailering Packag. The right pick really comes down to how much weight you're moving and how often.

Hauling equipment for Sierra 1500