Used GMC Sierra 1500 SLT for Sale nearJefferson, CO
429 vehicles found
Shop with transparent pricing.
Only show listings that include dealer fees- Year:
- 2020
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- Pacific Blue Metallic
- Combined gas mileage:
- 19 MPG
- Fuel type:
- Gasoline
- Interior color:
- Dark Walnut/Slate
- Transmission:
- Automatic
- Mileage:
- 121,817
- Stock #:
- L420632
- VIN:
- 3GTU9DED6LG420632
Sponsored by Mike Maroone Chevrolet Buick GMC Longmont
2020 GMC Sierra 1500
SLT Crew Cab 4WD
121,817 mi
Longmont, CO
68 mi away
Fair Deal
$30,805
- Year:
- 2021
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- Onyx Black
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- Automatic
- Mileage:
- 98,978
- Stock #:
- SU107781A
- VIN:
- 3GTU9DEDXMG100537
New arrival
Sponsored Listing
2021 GMC Sierra 1500
SLT Crew Cab 4WD
98,978 mi
Thornton, CO
55 mi away
Fair Deal
$33,229
- Year:
- 2025
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- Black
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 42,600
- Stock #:
- RSG189215
- VIN:
- 3GTUUDEDXSG189215
Sponsored Listing
2025 GMC Sierra 1500
SLT Crew Cab 4WD
42,600 mi
Englewood, CO
51 mi away
Good Deal
$42,497
- Year:
- 2021
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- Onyx Black
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- Automatic
- Mileage:
- 98,978
- Stock #:
- SU107781A
- VIN:
- 3GTU9DEDXMG100537
New arrival
2021 GMC Sierra 1500
SLT Crew Cab 4WD
98,978 mi
Thornton, CO
55 mi away
Fair Deal
$33,229
- Year:
- 2021
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- Gray (Satin Steel Metallic)
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- 8-Speed Automatic
- Mileage:
- 104,814
- Stock #:
- TL445088A
- VIN:
- 1GTU9DED1MZ446864
Price drop
-$877
2021 GMC Sierra 1500
SLT Crew Cab 4WD
104,814 mi
Loveland, CO
85 mi away
Fair Deal
$34,114
$33,237
- Year:
- 2025
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 3L I6 Diesel
- Exterior color:
- Onyx Black
- Combined gas mileage:
- 24 MPG
- Fuel type:
- Diesel
- Interior color:
- Jet Black
- Transmission:
- Automatic
- Mileage:
- 20,972
- Stock #:
- SG104357
- VIN:
- 3GTUUDE88SG104357
New arrival
2025 GMC Sierra 1500
SLT Crew Cab 4WD
20,972 mi
Colorado Springs, CO
62 mi away
Good Deal
$48,995
- Year:
- 2017
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- Quicksilver Metallic
- Fuel type:
- Gasoline
- Interior color:
- Dark Ash/Jet Black
- Transmission:
- 8-Speed Automatic Overdrive
- Mileage:
- 91,315
- Stock #:
- P10897
- VIN:
- 3GTU2NEC9HG239517
2017 GMC Sierra 1500
SLT Crew Cab 4WD
91,315 mi
Highlands Ranch, CO
43 mi away
Good Deal
$26,789
- Year:
- 2017
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 420 hp 6.2L V8
- Exterior color:
- Summit White
- Fuel type:
- Gasoline
- Interior color:
- Jet Black/Spice Red
- Transmission:
- 8-Speed Automatic Overdrive
- Mileage:
- 93,939
- Stock #:
- 14655B
- VIN:
- 3GTU2NEJ0HG243809
2017 GMC Sierra 1500
SLT Crew Cab 4WD
93,939 mi
Brighton, CO
66 mi away
Fair Deal
$29,812
- Year:
- 2021
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 277 hp 3L I6 Diesel
- Exterior color:
- Cayenne Red Tintcoat
- Combined gas mileage:
- 24 MPG
- Fuel type:
- Diesel
- Interior color:
- Jet Black
- Transmission:
- Automatic
- Mileage:
- 87,479
- Stock #:
- MG212235
- VIN:
- 3GTU9DET7MG212235
Price drop
-$1,101
2021 GMC Sierra 1500
SLT Crew Cab 4WD
87,479 mi
Lone Tree, CO
49 mi away
Great Deal
$32,999
$31,898
- Year:
- 2023
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- Titanium Rush Metallic
- Combined gas mileage:
- 18 MPG
- Fuel type:
- Gasoline
- Interior color:
- Dark Walnut/Slate, Perforated Leather-Appointed Fr
- Transmission:
- Automatic
- Mileage:
- 52,886
- Stock #:
- TPG147432
- VIN:
- 3GTUUDED7PG147432
2023 GMC Sierra 1500
SLT Crew Cab 4WD
52,886 mi
Highlands Ranch, CO
42 mi away
Fair Deal
$45,090
- Year:
- 2022
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- Pacific Blue Metallic
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Interior color:
- Dark Walnut/Slate
- Transmission:
- Automatic
- Mileage:
- 95,148
- Stock #:
- TP190916A
- VIN:
- 3GTUUDED4NG605795
Price drop
-$2,538
2022 GMC Sierra 1500
SLT Crew Cab 4WD
95,148 mi
Home delivery from Ft Benton, MT
Price includes $811 shipping
Great Deal
$37,645
$35,107
- Year:
- 2018
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- Quicksilver Metallic
- Combined gas mileage:
- 19 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- 6-Speed Automatic Overdrive
- Mileage:
- 108,020
- Stock #:
- OS294772
- VIN:
- 3GTU2NEC6JG294772
2018 GMC Sierra 1500
SLT Crew Cab 4WD
108,020 mi
Colorado Springs, CO
65 mi away
Good Deal
$27,833
- Year:
- 2018
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- 4X2
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- Summit White
- Combined gas mileage:
- 19 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- 6-Speed Automatic Overdrive
- Mileage:
- 89,070
- Stock #:
- 55431V
- VIN:
- 3GTP1NEC8JG443747
2018 GMC Sierra 1500
SLT Crew Cab
89,070 mi
Longmont, CO
67 mi away
Fair Deal
$26,906
- Year:
- 2025
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- Sterling Metallic
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 40,455
- Stock #:
- EP8541
- VIN:
- 1GTUUDED9SZ124307
2025 GMC Sierra 1500
SLT Crew Cab 4WD
40,455 mi
Thornton, CO
55 mi away
Fair Deal
$43,954
- Year:
- 2020
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- Pacific Blue Metallic
- Combined gas mileage:
- 19 MPG
- Fuel type:
- Gasoline
- Interior color:
- Dark Walnut/Slate
- Transmission:
- Automatic
- Mileage:
- 121,817
- Stock #:
- L420632
- VIN:
- 3GTU9DED6LG420632
2020 GMC Sierra 1500
SLT Crew Cab 4WD
121,817 mi
Longmont, CO
68 mi away
Fair Deal
$30,805
- Year:
- 2024
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- Summit White
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 65,291
- Stock #:
- L135982
- VIN:
- 3GTUUDED0RG135982
2024 GMC Sierra 1500
SLT Crew Cab 4WD
65,291 mi
Longmont, CO
68 mi away
Good Deal
$40,271
- Year:
- 2024
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- White Frost Tricoat
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 45,114
- Stock #:
- L279906
- VIN:
- 3GTUUDED2RG279906
2024 GMC Sierra 1500
SLT Crew Cab 4WD
45,114 mi
Longmont, CO
68 mi away
Great Deal
$43,752
- Year:
- 2024
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 3L I6 Diesel
- Exterior color:
- Onyx Black
- Combined gas mileage:
- 25 MPG
- Fuel type:
- Diesel
- Interior color:
- Jet Black
- Transmission:
- Automatic
- Mileage:
- 9,098
- Stock #:
- RG435138AB
- VIN:
- 3GTUUDE84RG435138
2024 GMC Sierra 1500
SLT Crew Cab 4WD
9,098 mi
Home delivery from Woodward, OK
Price includes $578 shipping
Great Deal
$48,726
- Year:
- 2015
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- Onyx Black
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- 6-Speed Automatic
- Mileage:
- 99,798
- Stock #:
- FG434099
- VIN:
- 3GTU2VECXFG434099
New arrival
2015 GMC Sierra 1500
SLT Crew Cab 4WD
99,798 mi
Northglenn, CO
55 mi away
Fair Deal
$24,999
- Year:
- 2019
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 420 hp 6.2L V8
- Exterior color:
- Summit White
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Interior color:
- Dark Walnut/Slate
- Transmission:
- Automatic
- Mileage:
- 38,125
- Stock #:
- P24301
- VIN:
- 3GTU9DEL7KG177435
2019 GMC Sierra 1500
SLT Crew Cab 4WD
38,125 mi
Loveland, CO
85 mi away
Fair Deal
$40,348
- Year:
- 2021
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 277 hp 3L I6 Diesel
- Exterior color:
- Summit White
- Combined gas mileage:
- 24 MPG
- Fuel type:
- Diesel
- Interior color:
- Dark Walnut/Slate
- Transmission:
- Automatic
- Mileage:
- 71,424
- Stock #:
- MG228915
- VIN:
- 3GTU9DETXMG228915
2021 GMC Sierra 1500
SLT Crew Cab 4WD
71,424 mi
Colorado Springs, CO
62 mi away
Good Deal
$34,999
- Year:
- 2017
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 420 hp 6.2L V8
- Exterior color:
- Stone Blue Metallic
- Fuel type:
- Gasoline
- Interior color:
- Jet Black/Spice Red
- Transmission:
- 8-Speed Automatic Overdrive
- Mileage:
- 146,494
- Stock #:
- 463950T
- VIN:
- 3GTU2NEJ5HG463950
2017 GMC Sierra 1500
SLT Crew Cab 4WD
146,494 mi
Highlands Ranch, CO
46 mi away
Fair Deal
$23,956
- Year:
- 2018
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- Summit White
- Fuel type:
- Gasoline
- Interior color:
- Jet Black/Spice Red All-Terrain
- Transmission:
- Automatic
- Mileage:
- 116,792
- Stock #:
- 1813
- VIN:
- 3GTU2NEC4JG316784
2018 GMC Sierra 1500
SLT Crew Cab 4WD
116,792 mi
Englewood, CO
47 mi away
Good Deal
$24,999
- Year:
- 2020
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8
- Combined gas mileage:
- 19 MPG
- Fuel type:
- Gasoline
- Transmission:
- Automatic
- Mileage:
- 42,930
- Stock #:
- 331087
- VIN:
- 3GTU9DED0LG331087
Sponsored Listing
2020 GMC Sierra 1500
SLT Crew Cab 4WD
42,930 mi
Frederick, CO
68 mi away
Good Deal
$38,402
FAQs
How much does the GMC Sierra 1500 SLT cost in Jefferson, CO?
The average GMC Sierra 1500 SLT costs about $11,282.98. The average price has increased by 2.4% since last year. The 369 for sale near Jefferson, CO on CarGurus, range from $5,605 to $75,177 in price.
How many GMC Sierra 1500 SLT vehicles in Jefferson, CO have no reported accidents or damage?
329 out of 369 for sale near Jefferson, CO have no reported accidents or damage.
What is the fuel economy of the GMC Sierra 1500 SLT?
Depending on the engine and options, the GMC Sierra 1500 SLT gets between 11 and 24 MPG (or EV battery range).
What fuel types are available?
Diesel, Flex Fuel Vehicle, Gasoline engines are available.
Relevant articles
Cherise Threewitt
2027 GMC Sierra 1500 Pricing, Specs, and Release Date
GMC has redesigned the Sierra 1500 full-size pickup truck for 2027, with new styling, powertrains, and safety and convenience features.
Craig Fitzgerald
The Best Trucks Under $25,000 in 2026
New trucks cost more than ever, but the prices of used ones finally seem to be cooling. You still can't find the latest and fanciest full-sizes for budget prices, but fortunately, there are plenty of good trucks under $25,000 these days. Here, we've assembled a list of the best.
CarGurus Editorial Team
Car Deals with 0% APR in July 2026
Our experts have tracked down the latest 0% APR car deals, as well as examined the pros and cons of interest-free car loans versus other financing options.
GMC Sierra 1500 SLT in Jefferson COGMC Sierra 1500 Denali in Jefferson COGMC Sierra 1500 AT4 in Jefferson COGMC Sierra 1500 Elevation in Jefferson COGMC Sierra 1500 SLE in Jefferson COGMC Sierra 1500 Base in Jefferson COGMC Sierra 1500 Work Truck in Jefferson COGMC Sierra 1500 SLE1 in Jefferson COGMC Sierra 1500 SL in Jefferson COGMC Sierra 1500 SLE2 in Jefferson CO
GMC Sierra 1500 in Jefferson COOBS 1990s-era Chevy and Ford Trucks for Sale in Jefferson COUsed GMC Electric Cars for SaleLifted GMC trucks for sale in Jefferson COWork Trucks for Sale in Jefferson COAmerican Made Trucks For Sale in Jefferson COGM Certified Preowned Vehicles for Sale Near Jefferson COBest Pickup Trucks For Sale in Jefferson CO
All Used CarsManual Transmission CarsLuxury CarsCars with Red InteriorCheap Manual CarsHybrid CarsSports CarsElectric SUVsCheap TrucksSmall CarsThird Row SUVsThree Quarter Ton TrucksLifted TrucksManual Transmission TrucksDiesel TrucksHybrid SUVsDually TrucksOne Ton TrucksCheap SUVsLifted Ford Trucks4x4 TrucksWork TrucksAWD SUVsFord TrucksChevrolet TrucksToyota TrucksTrucks Under $10,000Cars Under $15,000Sports Cars Under $20,000Trucks Under $20,000Used Sedans for Sale with Low Mileage in JeffersonUsed SUVs / Crossovers for Sale with Low Mileage in JeffersonUsed Hatchbacks for Sale with Low Mileage in JeffersonUsed Convertibles for Sale with Low Mileage in JeffersonUsed Vans for Sale with Low Mileage in JeffersonUsed Minivans for Sale with Low Mileage in JeffersonUsed Pickup Trucks for Sale with Low Mileage in JeffersonUsed Coupes for Sale with Low Mileage in JeffersonUsed Wagons for Sale with Low Mileage in Jefferson
