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218 listings
    • 102,743 miles
    • No accidents, 2 owners, personal use only
    • 6'10” bed, 6.6l, 8cyl
    • Rocky Mountain Truck Stop (15 mi away)
    • AWD/4WD
    • Bluetooth
    • Leather Seats
    • Sunroof/Moonroof
    • Keyless Entry/Start
    Close

    Located in Austin, TX / 15 miles away from Austin, TX

    2021 GMC SIERRA 3500HD DENALI 4X4 6.6L DURAMAX TURBO-DIESEL V-8 W/ 4WD WE FINANCE! CLICK HERE! SE HABLA ESPA OL! FEATURES INCLUDE: 6.6L DURAMAX TURBO-...

    AutoCheck Vehicle History Summary

    Accident Free Vehicle: Yes

    Personal Use Only: Yes

    History Provider: AutoCheck

    Title Details: Clean Title

    Salvage Vehicle: No

    Frame Damage: No

    Theft History: No

    Lemon Status: No

    Free History Report: No

    Features and Specs:

    Listing Information:

    VIN: 1GT49WEY9MF117989
    Stock: 117989
    Certified Pre-Owned: No
    Listed since: 03-25-2025

    • 53,008 miles
    • No accidents, 1 owner, personal use only
    • 8'2” bed, 6.6l, 8cyl
    • Big Star Buick GMC (163 mi away)
    • AWD/4WD
    • Back-up camera
    • Bluetooth
    • Leather Seats
    • Sunroof/Moonroof
    Close

    Located in Baytown, TX / 163 miles away from Austin, TX

    10-Speed Automatic, 4WD, Jet Black Leather, 10-Way Power Driver Seat Adjuster w/Lumbar, 10-Way Power Passenger Seat Adjuster w/Lumbar, 12-Volt Rear Au...

    AutoCheck Vehicle History Summary

    Accident Free Vehicle: Yes

    Personal Use Only: Yes

    History Provider: AutoCheck

    Title Details: Clean Title

    Salvage Vehicle: No

    Frame Damage: No

    Theft History: No

    Lemon Status: No

    Free History Report: No

    Features and Specs:

    Listing Information:

    VIN: 1GT49UEY8PF190604
    Stock: 190604A
    Certified Pre-Owned: Yes
    Listed since: 05-15-2025

  • New Listing
    $59,998
    good price
    $2,636 below market
    • 69,332 miles
    • No accidents, 1 owner, personal use only
    • 6'10” bed, 6.6l, 8cyl
    • CarMax (In-stock online)
    • Transfer available from CT to TX*
    • AWD/4WD
    • Bluetooth
    • Leather Seats
    • Sunroof/Moonroof
    • Keyless Entry/Start
    Close

    Located in Waterbury, CT / 1,580 miles away from Austin, TX

    CarMax values transparency and wants you to love your next car, not settle on it. Certain vehicles may have unrepaired safety recalls. Check nhtsa.gov...

    AutoCheck Vehicle History Summary

    Accident Free Vehicle: Yes

    Personal Use Only: Yes

    History Provider: AutoCheck

    Title Details: Clean Title

    Salvage Vehicle: No

    Frame Damage: No

    Theft History: No

    Lemon Status: No

    Free History Report: No

    Features and Specs:

    Listing Information:

    VIN: 1GT49WEYXMF255850
    Stock: 26816717
    Certified Pre-Owned: No

    • 85,481 miles
    • No accidents, 2 owners, personal use only
    • 8'2” bed, 6.6l, 8cyl
    • Vincent Motor Company (193 mi away)
    • AWD/4WD
    • Bluetooth
    • Leather Seats
    • Sunroof/Moonroof
    • Keyless Entry/Start
    Close

    Located in Abilene, TX / 193 miles away from Austin, TX

    AutoCheck Vehicle History Summary

    Accident Free Vehicle: Yes

    Personal Use Only: Yes

    History Provider: AutoCheck

    Title Details: Clean Title

    Salvage Vehicle: No

    Frame Damage: No

    Theft History: No

    Lemon Status: No

    Free History Report: No

    Features and Specs:

    Listing Information:

    VIN: 1GT49WEY3MF162250
    Stock: 162250
    Certified Pre-Owned: No

  • Advertisement

    Special offers available

    2025 GMC Sierra HD Denali
    $46,300
    starting MSRP
    • 2 Trims
    View Offers 
    *The Manufacturer’s Suggested Retail Price excludes destination freight charge, tax, title, license, dealer fees, and optional equipment. Dealer sets final price. Click here to see all GMC vehicles’ destination freight charges.
  • New Listing
    $53,990
    fair price
    $965 above market
    • 112,778 miles
    • No accidents, 1 owner, personal use only
    • 6'10” bed, 6.6l, 8cyl
    • Driveway (In-stock online)
    • Home delivery*
    • AWD/4WD
    • Bluetooth
    • Leather Seats
    • Sunroof/Moonroof
    • Keyless Entry/Start
    Close

    Located in Bend, OR / 1,605 miles away from Austin, TX

    CarFax No Accidents Reported,CarFax 1-Owner,Apple CarPlay,Back-Up Camera,Blind Spot Monitor,Bluetooth,Heads-Up Display,Heated Seats,Heated Steering Wh...

    AutoCheck Vehicle History Summary

    Accident Free Vehicle: Yes

    Personal Use Only: Yes

    History Provider: AutoCheck

    Title Details: Clean Title

    Salvage Vehicle: No

    Frame Damage: No

    Theft History: No

    Lemon Status: No

    Free History Report: No

    Features and Specs:

    Listing Information:

    VIN: 1GT49WEY4MF135039
    Stock: MF135039G
    Certified Pre-Owned: No

    • 101,151 miles
    • No accidents, 1 owner, personal use only
    • 8'2” bed, 6.6l, 8cyl
    • Carsandpickups.com (20 mi away)
    • AWD/4WD
    • Bluetooth
    • Navigation
    • Leather Seats
    • Keyless Entry/Start
    Close

    Located in Kyle, TX / 20 miles away from Austin, TX

    Stock 103688**6.6L Duramax V8 Turbo Diesel Engine**Allison Automatic Transmission**Crew Cab Denali Edition**Brand New 20 Custom Wheels** Brand New Tir...

    AutoCheck Vehicle History Summary

    Accident Free Vehicle: Yes

    Personal Use Only: Yes

    History Provider: AutoCheck

    Title Details: Clean Title

    Salvage Vehicle: No

    Frame Damage: No

    Theft History: No

    Lemon Status: No

    Free History Report: No

    Features and Specs:

    Listing Information:

    VIN: 1GT49WEY7PF103688
    Stock: 103688
    Certified Pre-Owned: No
    Listed since: 05-13-2025

    • 38,759 miles
    • No accidents, 1 owner, personal use only
    • 6'10” bed, 6.6l, 8cyl
    • Nissan Of Boerne (70 mi away)
    • AWD/4WD
    • Bluetooth
    • Leather Seats
    • Sunroof/Moonroof
    • Keyless Entry/Start
    Close

    Located in Boerne, TX / 70 miles away from Austin, TX

    Recent Arrival! 10-Speed Automatic, 4WD, Jet Black Leather, Alloy wheels, Bose Premium 7 Speaker Sound System, Denali Ultimate Package, Driver Alert ...

    AutoCheck Vehicle History Summary

    Accident Free Vehicle: Yes

    Personal Use Only: Yes

    History Provider: AutoCheck

    Title Details: Clean Title

    Salvage Vehicle: No

    Frame Damage: No

    Theft History: No

    Lemon Status: No

    Free History Report: No

    Features and Specs:

    Listing Information:

    VIN: 1GT49WEY6MF261550
    Stock: K261550
    Certified Pre-Owned: No
    Listed since: 05-28-2025

    • 39,120 miles
    • No accidents, 1 owner, corporate fleet vehicle
    • Driveway (In-stock online)
    • Home delivery*
    • Four Wheel Drive
    • Back-Up Camera
    • Apple CarPlay
    • Keyless Entry
    • Bluetooth
    Close

    Located in Bend, OR / 1,605 miles away from Austin, TX

    CarFax No Accidents Reported,Rare Find,Apple CarPlay,Back-Up Camera,Bluetooth,Satellite Radio,Tow Hitch,WiFi Hotspot,Power Door Locks,Satellite Radio,...

    AutoCheck Vehicle History Summary

    Accident Free Vehicle: Yes

    Personal Use Only: No

    History Provider: AutoCheck

    Title Details: Clean Title

    Salvage Vehicle: No

    Frame Damage: No

    Theft History: No

    Lemon Status: No

    Free History Report: No

    Features and Specs:

    Listing Information:

    VIN: 1GT49TE76MF148333
    Stock: MF148333F
    Certified Pre-Owned: No

  • Advertisement

    Special offers available

    2025 GMC Sierra HD Denali
    $46,300
    starting MSRP
    • 2 Trims
    View Offers 
    *The Manufacturer’s Suggested Retail Price excludes destination freight charge, tax, title, license, dealer fees, and optional equipment. Dealer sets final price. Click here to see all GMC vehicles’ destination freight charges.
    • 139,234 miles
    • No accidents, 1 owner, corporate fleet vehicle
    • 8'2” bed, 6.6l, 8cyl
    • North Texas Auto Direct (163 mi away)
    • AWD/4WD
    • Back-up camera
    • Bluetooth
    • Upgraded Headlights
    • Tire Pressure Warnin...
    Close

    Located in Mansfield, TX / 163 miles away from Austin, TX

    AutoCheck Vehicle History Summary

    Accident Free Vehicle: Yes

    Personal Use Only: No

    History Provider: AutoCheck

    Title Details: Clean Title

    Salvage Vehicle: No

    Frame Damage: No

    Theft History: No

    Lemon Status: No

    Free History Report: No

    Features and Specs:

    Listing Information:

    VIN: 1GT39SE70MF111199
    Stock: 111199
    Certified Pre-Owned: No
    Listed since: 04-17-2025

    • 113,003 miles
    • No accidents, 2 owners, personal use only
    • 8'2” bed, 6.6l, 8cyl
    • 4M Autoplex (194 mi away)
    • AWD/4WD
    • Back-up camera
    • Bluetooth
    • Upgraded Headlights
    • Blind Spot Monitorin...
    Close

    Located in Abilene, TX / 194 miles away from Austin, TX

    AutoCheck Vehicle History Summary

    Accident Free Vehicle: Yes

    Personal Use Only: Yes

    History Provider: AutoCheck

    Title Details: Clean Title

    Salvage Vehicle: No

    Frame Damage: No

    Theft History: No

    Lemon Status: No

    Free History Report: No

    Features and Specs:

    Listing Information:

    VIN: 1GT49SE72MF240470
    Stock: 10765
    Certified Pre-Owned: No
    Listed since: 03-20-2025

    • 47,070 miles
    • No accidents, 1 owner, personal use only
    • 8'2” bed, 6.6l, 8cyl
    • Salvage Reseller West (177 mi away)
    • AWD/4WD
    • Back-up camera
    • Bluetooth
    • Leather Seats
    • Sunroof/Moonroof
    Close

    Located in Grand Prairie, TX / 177 miles away from Austin, TX

    This vehicle is located at Houston, TX Copart yard. Join our online auctions to see its final price. All purchases must take place online at www.salva...

    AutoCheck Vehicle History Summary

    Accident Free Vehicle: Yes

    Personal Use Only: Yes

    History Provider: AutoCheck

    Title Details: Clean Title

    Salvage Vehicle: No

    Frame Damage: No

    Theft History: Yes

    Lemon Status: No

    Free History Report: No

    Features and Specs:

    Listing Information:

    VIN: 1GT49VEY2PF140660
    Stock: 80970624
    Certified Pre-Owned: No
    Listed since: 05-22-2025

  • New Listing
    Stock photo**
    • 51,722 miles
    • No accidents, 2 owners, personal use only
    • 8'2” bed, 6.6l, 8cyl
    • Covert Bee Cave (21 mi away)
    • AWD/4WD
    • Back-up camera
    • Bluetooth
    • Leather Seats
    • Keyless Entry/Start
    Close

    Located in Bee Cave, TX / 21 miles away from Austin, TX

    Unstoppable Power & Premium Comfort: The 2021 GMC Sierra 3500HD Denali with Duramax Diesel and Advanced Trailering!Command the toughest jobs and cruis...

    AutoCheck Vehicle History Summary

    Accident Free Vehicle: Yes

    Personal Use Only: Yes

    History Provider: AutoCheck

    Title Details: Clean Title

    Salvage Vehicle: No

    Frame Damage: No

    Theft History: No

    Lemon Status: No

    Free History Report: No

    Features and Specs:

    Listing Information:

    VIN: 1GT49UEY5MF224591
    Stock: FA7560
    Certified Pre-Owned: No
    Listed since: 05-31-2025

  • Advertisement

    Special offers available

    2025 GMC Sierra HD Denali
    $46,300
    starting MSRP
    • 2 Trims
    View Offers 
    *The Manufacturer’s Suggested Retail Price excludes destination freight charge, tax, title, license, dealer fees, and optional equipment. Dealer sets final price. Click here to see all GMC vehicles’ destination freight charges.
  • New Listing
    Stock photo**
    • 43,153 miles
    • No accidents, 1 owner, personal use only
    • Wiesner Buick GMC (131 mi away)
    • Sunroof/Moonroof
    • Upgraded Engine
    • Heads up display
    • Towing Hitch
    Close

    Located in Conroe, TX / 131 miles away from Austin, TX

    Recent Arrival! Pacific Blue Metallic 2023 GMC Sierra 3500HD Denali 4WD 10-Speed Automatic Duramax 6.6L V8 Turbodiesel 10-Speed Automatic, 4WD, Dark W...

    AutoCheck Vehicle History Summary

    Accident Free Vehicle: Yes

    Personal Use Only: Yes

    History Provider: AutoCheck

    Title Details: Clean Title

    Salvage Vehicle: No

    Frame Damage: No

    Theft History: No

    Lemon Status: No

    Free History Report: No

    Features and Specs:

    Listing Information:

    VIN: 1GT49WEY0PF230623
    Stock: SC5545A
    Certified Pre-Owned: No
    Listed since: 06-02-2025

    • 114,877 miles
    • 1 accident, 2 owners, personal use only
    • Trevi Trucks (77 mi away)
    • Sunroof/Moonroof
    • Upgraded Engine
    • Heads up display
    Close

    Located in San Antonio, TX / 77 miles away from Austin, TX

    AutoCheck Vehicle History Summary

    Accident Free Vehicle: No

    Personal Use Only: Yes

    History Provider: AutoCheck

    Title Details: Clean Title

    Salvage Vehicle: No

    Frame Damage: No

    Theft History: No

    Lemon Status: No

    Free History Report: No

    Features and Specs:

    Listing Information:

    VIN: 1GT49WEY5MF142033
    Stock: 11868
    Certified Pre-Owned: No

    • 46,038 miles
    • No accidents, 1 owner, personal use only
    • 6'10” bed, 6.6l, 8cyl
    • Mercedes-Benz of Grapevine (189 mi away)
    • AWD/4WD
    • Bluetooth
    • Navigation
    • Leather Seats
    • Sunroof/Moonroof
    Close

    Located in Grapevine, TX / 189 miles away from Austin, TX

    Onyx Black 2024 GMC Sierra 3500HD AT44WD 10-Speed Automatic Duramax 6.6L V8 Turbodiesel10-Speed Automatic, 4WD, Jet Black With Kalahari Accents Lea...

    AutoCheck Vehicle History Summary

    Accident Free Vehicle: Yes

    Personal Use Only: Yes

    History Provider: AutoCheck

    Title Details: Clean Title

    Salvage Vehicle: No

    Frame Damage: No

    Theft History: No

    Lemon Status: No

    Free History Report: No

    Features and Specs:

    Listing Information:

    VIN: 1GT49VEY7RF448376
    Stock: MC412914
    Certified Pre-Owned: No
    Listed since: 05-17-2025

    • 63,276 miles
    • No accidents, 1 owner, personal use only
    • 8'2” bed, 6.6l, 8cyl
    • Henson Chevrolet Buick GMC (116 mi away)
    • AWD/4WD
    • Back-up camera
    • Bluetooth
    • Leather Seats
    • Sunroof/Moonroof
    Close

    Located in Madisonville, TX / 116 miles away from Austin, TX

    Henson Chevrolet is pumped up to offer this good-looking 2022 GMC Sierra 3500HD in White Frost Tricoat This vehicle has passed our comprehensive inspe...

    AutoCheck Vehicle History Summary

    Accident Free Vehicle: Yes

    Personal Use Only: Yes

    History Provider: AutoCheck

    Title Details: Clean Title

    Salvage Vehicle: No

    Frame Damage: No

    Theft History: No

    Lemon Status: No

    Free History Report: No

    Features and Specs:

    Listing Information:

    VIN: 1GT49WEY7NF156145
    Stock: NF156145T
    Certified Pre-Owned: No
    Listed since: 04-22-2025

  • Advertisement

    Special offers available

    2025 GMC Sierra HD Denali
    $46,300
    starting MSRP
    • 2 Trims
    View Offers 
    *The Manufacturer’s Suggested Retail Price excludes destination freight charge, tax, title, license, dealer fees, and optional equipment. Dealer sets final price. Click here to see all GMC vehicles’ destination freight charges.
    • 44,625 miles
    • No accidents, 2 owners, personal use only
    • 8'2” bed, 6.6l, 8cyl
    • Texas Motorcars (195 mi away)
    • AWD/4WD
    • Bluetooth
    • Leather Seats
    • Sunroof/Moonroof
    • Keyless Entry/Start
    Close

    Located in Addison, TX / 195 miles away from Austin, TX

    White Frost Tricoat 4D Crew Cab 2022 GMC Sierra 3500HD Denali 4WD 10-Speed Automatic Duramax 6.6L V8 Turbodiesel 10-Speed Automatic, 4WD, Dark Walnut/...

    AutoCheck Vehicle History Summary

    Accident Free Vehicle: Yes

    Personal Use Only: Yes

    History Provider: AutoCheck

    Title Details: Clean Title

    Salvage Vehicle: No

    Frame Damage: No

    Theft History: No

    Lemon Status: No

    Free History Report: No

    Features and Specs:

    Listing Information:

    VIN: 1GT49WEYXNF305583
    Stock: 18668
    Certified Pre-Owned: No

    • 10,998 miles
    • No accidents, 1 owner, personal use only
    • 6'10” bed, 6.6l, 8cyl
    • DeMontrond Buick GMC (135 mi away)
    • AWD/4WD
    • Bluetooth
    • Navigation
    • Leather Seats
    • Sunroof/Moonroof
    Close

    Located in Houston, TX / 135 miles away from Austin, TX

    At DeMontrond Buick GMC, we’re committed to delivering a trusted, family-owned dealership experience in Houston. Since 1953, our mission has been to p...

    AutoCheck Vehicle History Summary

    Accident Free Vehicle: Yes

    Personal Use Only: Yes

    History Provider: AutoCheck

    Title Details: Clean Title

    Salvage Vehicle: No

    Frame Damage: No

    Theft History: No

    Lemon Status: No

    Free History Report: No

    Features and Specs:

    Listing Information:

    VIN: 1GT49VE75RF378965
    Stock: TRF378965
    Certified Pre-Owned: No
    Listed since: 05-20-2025

  • Stock photo**
    • 14,205 miles
    • No accidents, 1 owner, personal use only
    • 8'2” bed, 6.6l, 8cyl
    • Waxahachie Dodge Chrysler Jeep Ram (159 mi away)
    • AWD/4WD
    • Back-up camera
    • Bluetooth
    • Upgraded Headlights
    • Tire Pressure Warnin...
    Close

    Located in Waxahachie, TX / 159 miles away from Austin, TX

    Summit White 2024 GMC Sierra 3500HD Pro Duramax 6.6L V8 Turbodiesel 4WD 10-Speed Automatic 10-Speed Automatic, 4WD, Black Cloth.2 Years Free Oil Cha...

    AutoCheck Vehicle History Summary

    Accident Free Vehicle: Yes

    Personal Use Only: Yes

    History Provider: AutoCheck

    Title Details: Clean Title

    Salvage Vehicle: No

    Frame Damage: No

    Theft History: No

    Lemon Status: No

    Free History Report: No

    Features and Specs:

    Listing Information:

    VIN: 1GT49SEY6RF376620
    Stock: PD4254
    Certified Pre-Owned: No
    Listed since: 05-13-2025

    • 20,586 miles
    • No accidents, 1 owner, personal use only
    • Gabriel/Jordan Ford (165 mi away)
    • Sunroof/Moonroof
    • Upgraded Engine
    • Adaptive Cruise Cont...
    • Heads up display
    • Towing Hitch
    Close

    Located in Livingston, TX / 165 miles away from Austin, TX

    This 2024 GMC Sierra 3500HD Denali in White Frost Tricoat comes with the following features: Duramax 6.6L V8 Turbodiesel 10-Speed Automatic 4WD 10-Spe...

    AutoCheck Vehicle History Summary

    Accident Free Vehicle: Yes

    Personal Use Only: Yes

    History Provider: AutoCheck

    Title Details: Clean Title

    Salvage Vehicle: No

    Frame Damage: No

    Theft History: No

    Lemon Status: No

    Free History Report: No

    Features and Specs:

    Listing Information:

    VIN: 1GT49WEY1RF356587
    Stock: RF356587
    Certified Pre-Owned: No
    Listed since: 04-25-2025

  • New Listing
    $64,998
    good price
    $4,475 below market
    • 26,007 miles
    • 6'10” bed, 6.6l, 8cyl
    • CarMax (In-stock online)
    • Transfer available from KS to TX*
    • AWD/4WD
    • Bluetooth
    • Leather Seats
    • Sunroof/Moonroof
    • Keyless Entry/Start
    Close

    Located in Merriam, KS / 629 miles away from Austin, TX

    CarMax values transparency and wants you to love your next car, not settle on it. Certain vehicles may have unrepaired safety recalls. Check nhtsa.gov...

    AutoCheck Vehicle History Summary Unavailable.

    Features and Specs:

    Listing Information:

    VIN: 1GT49WEY9NF361417
    Stock: 25833300
    Certified Pre-Owned: No

Showing 85 - 105 out of 218 listings

Used 2021 GMC Sierra 3500HD in Austin, TX Values

Estimated values
2021 GMC Sierra 3500HD Denali 4dr Crew Cab 4WD SB (6.6L 8cyl Turbodiesel 10A) with no options
ConditionTrade-InPrivate PartyDealer Retail
Outstanding$45,238$48,654$52,089
Clean$44,409$47,715$51,033
Average$43,029$46,151$49,273
Rough$41,235$44,117$46,984

The average list price of a used 2021 GMC Sierra 3500HD in Austin, Texas is $60,234. The average mileage on a used GMC Sierra 3500HD 2021 for sale in Austin, Texas is 63,675. Based on the average mileage of 63,675 for used 2021 GMC Sierra 3500HD for sale in Austin, TX and using an average vehicle condition rating, which means the vehicle may have a few mechanical and/or cosmetic problems and may require a considerable amount of reconditioning, we appraise the average trade-in value of a used GMC Sierra 3500HD 2021 in Austin, Texas to be $43,029.

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* Delivery of any kind does not apply to Alaska and Hawaii. Contact the dealer for delivery details, restrictions and costs.