Used GMC Sierra 1500 SLT for Sale near Colorado
423 vehicles found
Shop with transparent pricing.
Only show listings that include dealer fees- 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:
- Sterling Metallic
- Combined gas mileage:
- 18 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- Automatic
- Mileage:
- 25,564
- Stock #:
- PP8625
- VIN:
- 1GTUUDED1PZ301150
Sponsored by O'Meara GMC
2023 GMC Sierra 1500
SLT Crew Cab 4WD
25,564 mi
Thornton, CO
9 mi away
Fair Deal
$47,599
- 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:
- Crimson Red Tintcoat
- Fuel type:
- Gasoline
- Interior color:
- Jet Black/Spice Red All-Terrain
- Transmission:
- 8-Speed Automatic Overdrive
- Mileage:
- 148,772
- Stock #:
- GT200576A
- VIN:
- 3GTU2NEC0HG115894
Price drop
-$493
Sponsored Listing
2017 GMC Sierra 1500
SLT Crew Cab 4WD
148,772 mi
Englewood, CO
9 mi away
Good Deal
$20,787
$20,294
- Year:
- 2018
- 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:
- 17 MPG
- Fuel type:
- Gasoline
- Transmission:
- 8-Speed Automatic
- Mileage:
- 89,928
- Stock #:
- 103216
- VIN:
- 3GTU2NEC9JG103216
Sponsored Listing
2018 GMC Sierra 1500
SLT Crew Cab 4WD
89,928 mi
Frederick, CO
26 mi away
Good Deal
$28,106
- Year:
- 2014
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 5.3L V8 Flex Fuel Vehicle
- Exterior color:
- Quicksilver Metallic
- Combined gas mileage:
- 19 MPG
- Fuel type:
- Flex Fuel Vehicle
- Interior color:
- Jet Black
- Transmission:
- 6-Speed Automatic Overdrive
- Mileage:
- 67,774
- Stock #:
- P315690
- VIN:
- 3GTU2VEC4EG315690
Price drop
-$1,300
2014 GMC Sierra 1500
SLT Crew Cab 4WD
67,774 mi
Denver, CO
7 mi away
Good Deal
$25,799
$24,499
- 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:
- Dark Slate Metallic
- Fuel type:
- Gasoline
- Interior color:
- Dark Ash/Jet Black
- Transmission:
- 8-Speed Automatic Overdrive
- Mileage:
- 68,745
- Stock #:
- 541416T
- VIN:
- 3GTU2NEC4JG541416
2018 GMC Sierra 1500
SLT Crew Cab 4WD
68,745 mi
Highlands Ranch, CO
13 mi away
Fair Deal
$33,140
- 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:
- Jet Black
- Transmission:
- Automatic
- Mileage:
- 61,945
- Stock #:
- EP8566
- VIN:
- 3GTUUDED6RG281836
2024 GMC Sierra 1500
SLT Crew Cab 4WD
61,945 mi
Thornton, CO
9 mi away
Good Deal
$40,365
- 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:
- Sterling Metallic
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- Automatic
- Mileage:
- 53,084
- Stock #:
- BC22831
- VIN:
- 1GTUUDED2RZ211315
2024 GMC Sierra 1500
SLT Crew Cab 4WD
53,084 mi
Frederick, CO
26 mi away
Great Deal
$41,094
- Year:
- 2021
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 420 hp 6.2L V8
- Exterior color:
- Gray (Dark Sky Metallic)
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Interior color:
- Dark Walnut/Slate
- Transmission:
- Automatic
- Mileage:
- 13,668
- Stock #:
- DL9050D
- VIN:
- 1GTU9DELXMZ380838
2021 GMC Sierra 1500
SLT Crew Cab 4WD
13,668 mi
Denver, CO
6 mi away
Fair Deal
$44,000
- 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:
- 98,983
- Stock #:
- SU107781A
- VIN:
- 3GTU9DEDXMG100537
2021 GMC Sierra 1500
SLT Crew Cab 4WD
98,983 mi
Thornton, CO
9 mi away
Good Deal
$32,052
- Year:
- 2018
- 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:
- 17 MPG
- Fuel type:
- Gasoline
- Transmission:
- 8-Speed Automatic
- Mileage:
- 89,928
- Stock #:
- 103216
- VIN:
- 3GTU2NEC9JG103216
2018 GMC Sierra 1500
SLT Crew Cab 4WD
89,928 mi
Frederick, CO
26 mi away
Good Deal
$28,106
- 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:
- White
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 96,827
- Stock #:
- TCRTMG348321
- VIN:
- 3GTU9DEDXMG348321
2021 GMC Sierra 1500
SLT Crew Cab 4WD
96,827 mi
Denver, CO
9 mi away
Good Deal
$32,698
- Year:
- 2023
- 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:
- Black
- Transmission:
- Automatic
- Mileage:
- 29,965
- Stock #:
- DT315565A
- VIN:
- 3GTUUDE82PG305002
Price drop
-$1,913
2023 GMC Sierra 1500
SLT Crew Cab 4WD
29,965 mi
Boulder, CO
23 mi away
Great Deal
$44,440
$43,422
- 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:
- Blue
- Combined gas mileage:
- 19 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 6-Speed Automatic Overdrive
- Mileage:
- 147,335
- Stock #:
- A377
- VIN:
- 3GTU2NEC3HG300022
New arrival
2017 GMC Sierra 1500
SLT Crew Cab 4WD
147,335 mi
Denver, CO
3 mi away
Fair Deal
$20,845
- Year:
- 2024
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 3L I6 Diesel
- Exterior color:
- Summit White
- Combined gas mileage:
- 25 MPG
- Fuel type:
- Diesel
- Interior color:
- Jet Black
- Transmission:
- Automatic
- Mileage:
- 52,420
- Stock #:
- U17003
- VIN:
- 3GTUUDE86RG183134
2024 GMC Sierra 1500
SLT Crew Cab 4WD
52,420 mi
Henderson, CO
10 mi away
Good Deal
$44,093
- 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
2020 GMC Sierra 1500
SLT Crew Cab 4WD
42,930 mi
Frederick, CO
26 mi away
Good Deal
$37,826
- Year:
- 2016
- 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:
- 6-Speed Automatic
- Mileage:
- 125,204
- Stock #:
- KBB8926
- VIN:
- 3GTU2NEC2GG253323
2016 GMC Sierra 1500
SLT Crew Cab 4WD
125,204 mi
Englewood, CO
7 mi away
Fair Deal
$23,602
- 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:
- Jet Black
- Transmission:
- Automatic
- Mileage:
- 43,318
- Stock #:
- EP8592
- VIN:
- 3GTUUDED5SG196122
2025 GMC Sierra 1500
SLT Crew Cab 4WD
43,318 mi
Thornton, CO
9 mi away
Good Deal
$41,914
- Year:
- 2014
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- 4X2
- Engine:
- 5.3L V8 Flex Fuel Vehicle
- Exterior color:
- Onyx Black
- Combined gas mileage:
- 19 MPG
- Fuel type:
- Flex Fuel Vehicle
- Interior color:
- Cocoa/Dune
- Transmission:
- 6-Speed Automatic Overdrive
- Mileage:
- 185,474
- Stock #:
- AN46984
- VIN:
- 3GTP1VECXEG546903
2014 GMC Sierra 1500
SLT Crew Cab
185,474 mi
Longmont, CO
29 mi away
Good Deal
$14,639
- Year:
- 2018
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 420 hp 6.2L V8
- Exterior color:
- Gray
- Fuel type:
- Gasoline
- Transmission:
- 6-Speed Automatic
- Mileage:
- 100,138
- Stock #:
- 26218
- VIN:
- 3GTU2NEJ6JG349669
2018 GMC Sierra 1500
SLT Crew Cab 4WD
100,138 mi
Franktown, CO
28 mi away
Good Deal
$26,740
- 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:
- Onyx Black
- Fuel type:
- Gasoline
- Mileage:
- 23,337
- Stock #:
- 616599AA
- VIN:
- 3GTUUDED5SG368505
2025 GMC Sierra 1500
SLT Crew Cab 4WD
23,337 mi
Home delivery from Pinellas Park, FL
Price includes $3,028 shipping
Fair Deal
$51,011
- 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:
- Deep Mahogany Metallic
- Combined gas mileage:
- 19 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- Automatic
- Mileage:
- 51,821
- Stock #:
- BC23024
- VIN:
- 1GTU9DED8LZ149234
2020 GMC Sierra 1500
SLT Crew Cab 4WD
51,821 mi
Frederick, CO
26 mi away
Fair Deal
$39,094
- Year:
- 2018
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 420 hp 6.2L V8
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Transmission:
- 8-Speed Automatic
- Mileage:
- 120,746
- Stock #:
- 468610
- VIN:
- 3GTU2NEJ9JG468610
2018 GMC Sierra 1500
SLT Crew Cab 4WD
120,746 mi
Frederick, CO
26 mi away
Fair Deal
$25,423
- Year:
- 2016
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- Red
- Combined gas mileage:
- 18 MPG
- Fuel type:
- Gasoline
- Interior color:
- Brown (Tan)
- Transmission:
- 8-Speed Automatic
- Mileage:
- 125,469
- Stock #:
- 032
- VIN:
- 3GTU2NEC0GG259833
New arrival
2016 GMC Sierra 1500
SLT Crew Cab 4WD
125,469 mi
Fort Lupton, CO
26 mi away
Good Deal
$20,547
- 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
- Combined gas mileage:
- 19 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black/Dark Ash
- Transmission:
- 6-Speed Automatic Overdrive
- Mileage:
- 115,587
- Stock #:
- 46072B
- VIN:
- 3GTU2VECXFG464798
Sponsored Listing
2015 GMC Sierra 1500
SLT Crew Cab 4WD
115,587 mi
Longmont, CO
29 mi away
Fair Deal
$25,144
FAQs
How much does the GMC Sierra 1500 SLT cost in Colorado?
The average GMC Sierra 1500 SLT costs about $11,373.51. The average price has decreased by -2% since last year. The 423 for sale near Colorado on CarGurus, range from $5,867 to $71,541 in price.
How many GMC Sierra 1500 SLT vehicles in Colorado have no reported accidents or damage?
341 out of 423 for sale near Colorado 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/MPGe.
What fuel types are available?
Diesel, Flex Fuel Vehicle, Gasoline engines are available.
*CarGurus meticulously monitors the prices of millions of pre-owned vehicle listings, offering users precise and up-to-date market insights. Historical pricing data excludes any additional dealer fees as of May 3, 2026.
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