- $49,995great price$4,725 below market
- 47,571 miles
- No accidents, 1 owner, personal use
- 8'2” bed, 6.6l, 8cyl
- Eagle Chevrolet (184 mi away)
Close
Located in Chadron, NE / 184 miles away from Fort Collins, CO
Vehicle Details For sale: a robust 2023 GMC Sierra 3500 SLE with only 47,571 miles. This powerful truck is equipped with a reliable 4WD system, ensuri...
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: 1GT49TEY4PF143595
Stock: P2438
Certified Pre-Owned: No
Listed since: 07-10-2025 - $54,989fair price$953 below market
- 89,847 miles
- No accidents, 1 owner, personal use only
- 6'10” bed, 6.6l, 8cyl
- ClearShift (74 mi away)
Close
Located in Highlands Ranch, CO / 74 miles away from Fort Collins, 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: 07-10-2025 - $67,990fair price$925 below market
- 36,111 miles
- No accidents, 2 owners, personal use only
- 6'10” bed, 6.6l, 8cyl
- AutoNation Chrysler Jeep West (63 mi away)
- Home delivery*
Close
Located in Golden, CO / 63 miles away from Fort Collins, 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 - $48,326fair price$972 above market
- 77,510 miles
- No accidents, 1 owner, personal use only
- 8'2” bed, 6.6l, 8cyl
- Ken Garff Ford Greeley (23 mi away)
Close
Located in Greeley, CO / 23 miles away from Fort Collins, 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 - $49,000fair price$96 below market
- 64,798 miles
- 1 accident, 1 owner, personal use only
- 8'2” bed, 6.6l, 8cyl
- Larry H. Miller Ford Lakewood (63 mi away)
- Home delivery*
Close
Located in Lakewood, CO / 63 miles away from Fort Collins, 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 - 18,038 miles
- No accidents, corporate fleet vehicle
- 8'2” bed, 6.6l, 8cyl
- Eagle Chevrolet (184 mi away)
Close
Located in Chadron, NE / 184 miles away from Fort Collins, CO
Vehicle Details Unleash the power and capability of the impressive 2023 GMC Sierra 3500 SLE, now available with only 18,038 miles! This robust truck i...
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: 1GT49TEY1PF197159
Stock: P2372
Certified Pre-Owned: No
Listed since: 04-17-2025- $82,998good price$6,517 below market
- 14,385 miles
- No accidents, 1 owner, personal use only
- 6'10” bed, 6.6l, 8cyl
- Castle Rock Chevrolet GMC (89 mi away)
Close
Located in Castle Rock, CO / 89 miles away from Fort Collins, 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: 06-12-2025 - $77,786fair price$996 below market
- 12,987 miles
- No accidents, 1 owner, personal use only
- 6'10” bed, 6.6l, 8cyl
- ClearShift (74 mi away)
Close
Located in Highlands Ranch, CO / 74 miles away from Fort Collins, 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: 07-17-2025 - $77,796fair price$835 below market
- 13,829 miles
- No accidents, 1 owner, personal use only
- 6'10” bed, 6.6l, 8cyl
- ClearShift (74 mi away)
Close
Located in Highlands Ranch, CO / 74 miles away from Fort Collins, 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: 07-18-2025 - 11,099 miles
- No accidents, 1 owner, personal use only
- 6'10” bed, 6.6l, 8cyl
- ClearShift (74 mi away)
Close
Located in Highlands Ranch, CO / 74 miles away from Fort Collins, 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: 06-27-2025- $81,758fair price$1,205 above market
- 28,598 miles
- No accidents, 1 owner, personal use only
- 8'2” bed, 6.6l, 8cyl
- AutoNation Buick GMC Park Meadows (74 mi away)
- Home delivery*
Close
Located in Lone Tree, CO / 74 miles away from Fort Collins, 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$130 above market
- 29,918 miles
- No accidents, personal use only
- 6'10” bed, 6.6l, 8cyl
- ClearShift (74 mi away)
Close
Located in Highlands Ranch, CO / 74 miles away from Fort Collins, 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: 07-17-2025 - 16,186 miles
- No accidents, 1 owner, personal use only
- 6'10” bed, 6.6l, 8cyl
- Grand Valley Auto Lakewood (63 mi away)
Close
Located in Lakewood, CO / 63 miles away from Fort Collins, 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: 07-25-2025- 6,176 miles
- No accidents, 1 owner, personal use only
- Johnson Auto Plaza (49 mi away)
Close
Located in Brighton, CO / 49 miles away from Fort Collins, 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: 08-01-2025- 30,779 miles
- No accidents, 1 owner, personal use only
- 6'10” bed, 6.6l, 8cyl
- ClearShift (74 mi away)
Close
Located in Highlands Ranch, CO / 74 miles away from Fort Collins, 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: 03-28-2025- 55,788 miles
- No accidents, 2 owners, personal use only
- 8'2” bed, 6.6l, 8cyl
- AutoNation Chevrolet North (56 mi away)
- Home delivery*
Close
Located in Denver, CO / 56 miles away from Fort Collins, CO
Engine; Duramax 6.6L Turbo-Diesel V8; B20-Diesel CompatibleDenali Black Diamond EditionDenali Ultimate PackageTechnology PackageAssist Steps; Powe...
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: 1GT49WEY2NF248862
Stock: NF248862
Certified Pre-Owned: No
Listed since: 07-24-2025- 31,370 miles
- No accidents, 1 owner, personal use
- 8'2” bed, 6.6l, 8cyl
- Fremont Motor Casper (164 mi away)
Close
Located in Casper, WY / 164 miles away from Fort Collins, CO
Certified. Summit White 2024 GMC Sierra 3500HD SLT 4WD 10-Speed Automatic 6.6L V8 Well Maintained Badge, Carfax One Owner, Clean Carfax No Accident, 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: 1GT49UE72RF125452
Stock: 1M25191
Certified Pre-Owned: No
Listed since: 07-07-2025- 36,499 miles
- No accidents, 1 owner, personal use only
- AutoNation Ford Arapahoe (72 mi away)
Close
Located in Centennial, CO / 72 miles away from Fort Collins, CO
Engine; Duramax 6.6L Turbo-Diesel V8; B20-Diesel CompatibleLeather SeatsNavigation SystemKeyless StartCooled Front Seat(S)Thank you for your in...
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: 1GT49WEYXRF229787
Stock: RF229787
Certified Pre-Owned: No
Listed since: 04-24-2025- $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 (23 mi away)
- Home delivery*
Close
Located in Greeley, CO / 23 miles away from Fort Collins, 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 - $92,888good price$3,937 below market
- 9,227 miles
- No accidents, 1 owner, personal use only
- 6'10” bed, 6.6l, 8cyl
- AutoNation Buick GMC Park Meadows (74 mi away)
- Home delivery*
Close
Located in Lone Tree, CO / 74 miles away from Fort Collins, 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 - $55,999fair price$5,354 below market
- 71,448 miles
- No accidents, 2 owners, personal use only
- 6'10” bed, 6.6l, 8cyl
- Interstate Ford (38 mi away)
Close
Located in Dacono, CO / 38 miles away from Fort Collins, 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: 07-25-2025
Consumer Reviews for the GMC Sierra 3500HD
WHAT A TRUCK
Used 2023 GMC Sierra 3500HD in Fort Collins, CO Values
Condition | Trade-In | Private Party | Dealer Retail |
---|---|---|---|
Outstanding | $40,837 | $42,395 | $44,141 |
Clean | $40,300 | $41,766 | $43,412 |
Average | $39,406 | $40,717 | $42,195 |
Rough | $38,242 | $39,353 | $40,614 |
The average list price of a used 2023 GMC Sierra 3500HD in Fort Collins, Colorado is $70,281. The average mileage on a used GMC Sierra 3500HD 2023 for sale in Fort Collins, Colorado is 33,741. Based on the average mileage of 33,741 for used 2023 GMC Sierra 3500HD for sale in Fort Collins, CO 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 2023 in Fort Collins, Colorado to be $39,406.
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* Delivery of any kind does not apply to Alaska and Hawaii. Contact the dealer for delivery details, restrictions and costs.