2021 GMC Sierra HD
2021 GMC Sierra HD in Heflin, AL
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POWERFUL PERFORMANCE
When you pair the available Allison® 10-speed automatic transmission with the available 6.6L Duramax® Turbo-Diesel V8 engine, you can tow with absolute command and control.
AVAILABLE IN-VEHICLE TRAILERING APP1
Integrated into the Infotainment screen, the different available camera views let you easily keep tabs on your truck and trailer while the in-vehicle Trailering App provides a Trailer Light Sequence Test, an available Trailer Tire Pressure and Temperature Monitoring System2, and more.
BEST-IN-CLASS HEAVY-DUTY CARGO BED VOLUME
The roll-formed high-strength steel bed with available durable spray-on bedliner features 12 cargo tie-downs and offers best-in-class heavy-duty cargo bed volume3 of 69.6–83.5 cu. ft.
BEST-IN-CLASS CREW CAB FRONT HEAD AND LEG ROOM4
The spacious Crew Cab interior cabin features premium materials with class-leading 43" of front head room and 44.5" of front leg room.
Prices exclude applicable taxes and title fees. All advertised prices include a $799 documentation fee for retail purchases. GM Supplier/Employee Plan purchases have a $75 documentation fee.
Prices on new vehicles may include all applicable manufacturer rebates and incentives. All Buster Miles prices are shown after applicable rebates.
All prices, specifications, and availability are subject to change without notice. Please contact the dealer for the most current information. If the vehicle isn’t exactly what you’re looking for, we’re happy to help you find the right one.
New vehicles are defined as vehicles that have never been titled and may have an odometer reading between 0–12,000 miles.
A Lifetime Powertrain Warranty is available on new vehicle purchases when financing a minimum of $15,000 through a preferred lender. This warranty excludes commercial and specialty vehicles, as well as certain makes/models, including but not limited to luxury, exotic, electric vehicles, vehicles with 10-cylinder engines or larger, modified vehicles, DRW vehicles, vehicles with salvaged or rebuilt titles, and vehicles used for commercial purposes. See dealer for complete details and full list of exclusions.
The Manufacturer's Suggested Retail Price excludes tax, title, license, dealer fees and optional equipment. Dealer sets final price.
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Disclaimers
1App functionality and features vary with vehicle equipment and trim level. Data connection may be required. Some features require active service plan and working electrical system. Terms and limitations apply.
2Extra-cost feature; requires installation.
3Cargo and load capacity limited by weight and distribution.
4Excludes other GM vehicles.