2021 GMC Sierra HD
2021 GMC Sierra HD in Sullivan, IL
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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.
Tax, title, license and dealer fees (unless itemized above) are extra. Not available with special finance or lease offers.Advertised Price Excludes Tax, Title, License and Documentary Service Fee.
While great effort is made to ensure the accuracy of the information on this site, errors do occur so please verify information with a customer service rep. This is easily done by calling us at 217-728-1443 or by visiting us at the dealership.
**With approved credit. Terms may vary. Monthly payments are only estimates derived from the vehicle price with a 72 month term, 4.9% interest and 20% downpayment.
The Manufacturer’s Suggested Retail Price excludes tax, title, license, dealer fees and optional equipment. Dealer sets final price.
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.