Used GMC Sierra 3500HD for Sale in Thornton, CO
Shop for a versatile GMC Sierra 3500HD in the city where Mike Manning was born
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91 listings
- $82,998good price$6,570 below market
- 14,385 miles
- No accidents, 1 owner, personal use only
- 6'10” bed, 6.6l, 8cyl
- Castle Rock Chevrolet GMC (40 mi away)
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Located in Castle Rock, CO / 40 miles away from Thornton, CO
10-Speed Automatic, 4WD, Alpine Umber Leather, 120-Volt Bed Mounted Power Outlet, 120-Volt Instrument Panel Power Outlet, 2 Charge-Only Rear USB Ports...
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: 1GT49YEY5RF345457
Stock: RF345457A
Certified Pre-Owned: Yes
Listed since: 06-11-2025 - $90,079good price$5,435 below market
- 6,398 miles
- No accidents, 1 owner, personal use only
- 8'2” bed, 6.6l, 8cyl
- Mike Shaw Chrysler Dodge Jeep Ram (34 mi away)
- Home delivery*
Close
Located in Greeley, CO / 34 miles away from Thornton, CO
CARFAX One-Owner. Clean CARFAX. Sterling Metallic 2025 GMC Sierra 3500HD Denali Ultimate 4WD 10-Speed Automatic Duramax 6.6L V8 TurbodieselOdometer ...
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: 1GT4UYEY7SF162954
Stock: MSC250487A
Certified Pre-Owned: No
Listed since: 05-31-2025 - Price Drop$92,888fair price$3,816 below market
- 9,227 miles
- No accidents, 1 owner, personal use only
- 6'10” bed, 6.6l, 8cyl
- AutoNation Buick GMC Park Meadows (25 mi away)
- Home delivery*
Close
Located in Lone Tree, CO / 25 miles away from Thornton, CO
Sun/MoonroofGooseneck / 5Th Wheel Prep PackageLeather SeatsDownpour MetallicNavigation SystemLpo; Hitch PackagePremium Floor Liners With Removab...
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: 1GT4UYEY1SF188241
Stock: SF188241
Certified Pre-Owned: No
Listed since: 06-11-2025 - New Listing$55,999good price$5,296 below market
- 71,448 miles
- No accidents, 2 owners, personal use only
- 6'10” bed, 6.6l, 8cyl
- Interstate Ford (11 mi away)
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Located in Dacono, CO / 11 miles away from Thornton, CO
6.6L DURAMAX V8, TRAILER TOW, 5TH WHEEL HITCH KIT, NAVIGATION SYSTEM, HEATED/COOLED LEATHER-TRIMMED SEATS W/10-WAY POWER DRIVER/PASSENGER & DRIVER MEM...
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: 1GT49UEY6MF192511
Stock: D82892B
Certified Pre-Owned: No
Listed since: 07-24-2025 - Price Drop$54,699good price$2,910 below market
- 57,405 miles
- No accidents, 1 owner, personal use only
- 6'7” bed, 6.6l, 8cyl
- Larry H. Miller Ford Lakewood (17 mi away)
- Home delivery*
Close
Located in Lakewood, CO / 17 miles away from Thornton, CO
Dark Slate Metallic 2019 GMC Sierra 3500HD Denali 4WD Allison 1000 6-Speed Automatic Duramax 6.6L V8 Turbodiesel, NAVIGATION, DURAMAX PLUS PKG, OFF RO...
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: 1GT42WEY9KF256490
Stock: LFO250727A
Certified Pre-Owned: No
Listed since: 06-27-2025 - $45,379good price$4,677 below market
- 104,850 miles
- 1 accident, 3 owners, personal use only
- 6'7” bed, 6.6l, 8cyl
- ClearShift Loveland (34 mi away)
Close
Located in Loveland, CO / 34 miles away from Thornton, CO
The 2018 GMC Sierra 3500HD SLT is a heavy-duty truck that combines incredible power with premium comfort, making it perfect for both work and leisure....
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: 1GT42XCY9JF112798
Stock: 112798T
Certified Pre-Owned: No
Listed since: 02-19-2025 - $49,590good price$3,275 below market
- 69,991 miles
- No accidents, 1 owner, personal use only
- 8'2” bed, 6.6l, 8cyl
- O'Meara Ford (4 mi away)
Close
Located in Northglenn, CO / 4 miles away from Thornton, CO
CARFAX One-Owner. Clean CARFAX. White Frost Tricoat 2018 GMC Sierra 3500HD Denali 4WD Allison 1000 6-Speed Automatic Duramax 6.6L V8 Turbodiesel Local...
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: 1GT42YEY4JF238103
Stock: MP6303A
Certified Pre-Owned: No
Listed since: 07-19-2025 - $51,995good price$2,861 below market
- 90,454 miles
- No accidents, 1 owner, corporate fleet vehicle
- 6'10” bed, 6.6l, 8cyl
- ClearShift (25 mi away)
Close
Located in Highlands Ranch, CO / 25 miles away from Thornton, CO
Powerful and luxurious, this 2021 GMC Sierra 3500HD Denali 4WD is equipped with the renowned 6.6L Duramax V8 Turbodiesel paired with a 10-speed Alliso...
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: 1GT49WEY9MF280822
Stock: JV280822
Certified Pre-Owned: No
Listed since: 08-15-2024 - $77,786fair price$708 below market
- 12,987 miles
- No accidents, 1 owner, personal use only
- 6'10” bed, 6.6l, 8cyl
- ClearShift (25 mi away)
Close
Located in Highlands Ranch, CO / 25 miles away from Thornton, CO
The 2024 GMC Sierra 3500HD Denali in Onyx Black is a commanding 4WD heavy-duty truck powered by the legendary Duramax 6.6L V8 Turbodiesel mated to a 1...
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: 1GT49WEY9RF400755
Stock: JV400755
Certified Pre-Owned: No
Listed since: 07-16-2025 - $77,796fair price$554 below market
- 13,829 miles
- No accidents, 1 owner, personal use only
- 6'10” bed, 6.6l, 8cyl
- ClearShift (25 mi away)
Close
Located in Highlands Ranch, CO / 25 miles away from Thornton, CO
The 2024 GMC Sierra 3500HD Denali 4WD in Onyx Black delivers uncompromising power, luxury, and off-road capability with its proven Duramax 6.6L V8 Tur...
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: 1GT49WEY6RF397250
Stock: JV397250
Certified Pre-Owned: No
Listed since: 07-17-2025 - $72,986fair price$1,099 below market
- 30,779 miles
- No accidents, 1 owner, personal use only
- 6'10” bed, 6.6l, 8cyl
- ClearShift (25 mi away)
Close
Located in Highlands Ranch, CO / 25 miles away from Thornton, CO
The 2024 GMC Sierra 3500HD AT4 is built for those who need exceptional capability and rugged performance. Powered by a 6.6L V8 engine, paired with a 1...
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: 1GT49VEY0RF333800
Stock: KM333800
Certified Pre-Owned: No
Listed since: 03-27-2025 - $54,989fair price$779 below market
- 89,847 miles
- No accidents, 1 owner, personal use only
- 6'10” bed, 6.6l, 8cyl
- ClearShift (25 mi away)
Close
Located in Highlands Ranch, CO / 25 miles away from Thornton, CO
The 2023 GMC Sierra 3500HD AT4 4WD in Pacific Blue Metallic is a heavy-duty, off-road-capable truck powered by the renowned 6.6L Duramax V8 Turbodiese...
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: 1GT49VEY6PF117771
Stock: KM117771
Certified Pre-Owned: No
Listed since: 07-09-2025 - 11,099 miles
- No accidents, 1 owner, personal use only
- 6'10” bed, 6.6l, 8cyl
- ClearShift (25 mi away)
Close
Located in Highlands Ranch, CO / 25 miles away from Thornton, CO
2024 GMC Sierra 3500HD SLE 4WD in Summit White powered by the legendary 6.6L Duramax V8 Turbodiesel paired with a 10-speed automatic transmission. Thi...
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: 1GT49TEY7RF125210
Stock: KM125210
Certified Pre-Owned: No
Listed since: 06-26-2025- New Listing$67,990fair price$936 below market
- 36,111 miles
- No accidents, 2 owners, personal use only
- 6'10” bed, 6.6l, 8cyl
- AutoNation Chrysler Jeep West (19 mi away)
- Home delivery*
Close
Located in Golden, CO / 19 miles away from Thornton, CO
Engine; Duramax 6.6L Turbo-Diesel V8; B20-Diesel CompatibleAssist Steps; Power-RetractableSunroof; PowerSun/MoonroofGooseneck / 5Th Wheel Prep Pac...
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: 1GT49WEYXPF162122
Stock: PF162122
Certified Pre-Owned: No
Listed since: 07-26-2025 - Price Drop$48,000good price$846 below market
- 64,798 miles
- 1 accident, 1 owner, personal use only
- 8'2” bed, 6.6l, 8cyl
- Larry H. Miller Ford Lakewood (17 mi away)
- Home delivery*
Close
Located in Lakewood, CO / 17 miles away from Thornton, CO
Summit White 2023 GMC Sierra 3500HD Pro 4WD 10-Speed Automatic Duramax 6.6L V8 Turbodiesel. POWER EQUIPMENT GROUP, TRAILER TOW MIRRORS, REAR CAMERA, T...
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: Yes
Features and Specs:
Listing Information:
VIN: 1GT49SEY1PF179061
Stock: LFO241644B
Certified Pre-Owned: No
Listed since: 07-03-2025 - Price Drop$47,384fair price$375 above market
- 77,510 miles
- No accidents, 1 owner, personal use only
- 8'2” bed, 6.6l, 8cyl
- Ken Garff Ford Greeley (33 mi away)
Close
Located in Greeley, CO / 33 miles away from Thornton, CO
Ford Blue Advantage Blue Certified, 10-Speed Automatic, 4WD, Black Cloth, 2-Speed Electronic Shift Transfer Case, 220 Amp Alternator, 3 Years of OnSta...
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: 1GT49SEY7PF203881
Stock: PF203881P
Certified Pre-Owned: No
Listed since: 06-11-2025 - 28,598 miles
- No accidents, 1 owner, personal use only
- 8'2” bed, 6.6l, 8cyl
- AutoNation Buick GMC Park Meadows (25 mi away)
- Home delivery*
Close
Located in Lone Tree, CO / 25 miles away from Thornton, CO
Lpo; Body Color Wheel Arch MoldingsSun/MoonroofLeather SeatsOnyx BlackNavigation SystemHigh Idle SwitchKeyless StartHeads-Up DisplayCooled Fro...
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: 1GT49YEY0RF241975
Stock: RF241975
Certified Pre-Owned: No
Listed since: 04-02-2025- $74,995fair price$769 above market
- 29,918 miles
- No accidents, personal use only
- 6'10” bed, 6.6l, 8cyl
- ClearShift (25 mi away)
Close
Located in Highlands Ranch, CO / 25 miles away from Thornton, CO
The 2024 GMC Sierra 3500HD AT4 in Onyx Black is a bold 4WD heavy-duty truck driven by the powerful Duramax 6.6L V8 Turbodiesel paired with a 10-speed ...
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: 1GT49VEY3RF213702
Stock: JV213702
Certified Pre-Owned: No
Listed since: 07-16-2025 - 16,968 miles
- No accidents, personal use only
- Castle Rock Chevrolet GMC (40 mi away)
Close
Located in Castle Rock, CO / 40 miles away from Thornton, CO
Sierra 3500HD Denali, 10-Speed Automatic, 4WD, Black Leather, 2 Charge/Data USB Ports Inside Center Console, ABS brakes, Alloy wheels, AM/FM radio: Si...
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: 1GT4UWEY2SF143653
Stock: SF143653A
Certified Pre-Owned: Yes
Listed since: 07-02-2025- 16,186 miles
- No accidents, 1 owner, personal use only
- 6'10” bed, 6.6l, 8cyl
- Grand Valley Auto Lakewood (17 mi away)
Close
Located in Lakewood, CO / 17 miles away from Thornton, CO
Recent Arrival! 120-Volt Bed Mounted Power Outlet, 120-Volt Instrument Panel Power Outlet, 2 Charge-Only Rear USB Ports, 2 Charge/Data USB Ports Insid...
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: 1GT49WEY5RF384554
Stock: G6254T
Certified Pre-Owned: No
Listed since: 07-24-2025- New Listing
- 6,207 miles
- No accidents, 1 owner, personal use only
- Johnson Auto Plaza (6 mi away)
Close
Located in Brighton, CO / 6 miles away from Thornton, CO
**Accident-Free Carfax, 1-Owner** **GM Certified Pre-Owned** **Sierra 3500 Denali Crew Cab 4WD** *Dual Rear Wheel* *6.6L Duramax Turbo Diesel* *Denali...
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: 1GT49WEY6RF122316
Stock: 15839Z
Certified Pre-Owned: Yes
Listed since: 07-31-2025
Showing 1 - 21 out of 91 listings
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