Used GMC Sierra 1500 SLT for Sale nearAgate, CO
435 vehicles found
Shop with transparent pricing.
Only show listings that include dealer fees- 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:
- 20,969
- Stock #:
- SG104357
- VIN:
- 3GTUUDE88SG104357
Sponsored by Faricy Kia
2025 GMC Sierra 1500
SLT Crew Cab 4WD
20,969 mi
Colorado Springs, CO
51 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:
- Dark Slate Metallic
- Fuel type:
- Gasoline
- Interior color:
- Jet Black/Spice Red All-Terrain
- Transmission:
- 8-Speed Automatic Overdrive
- Mileage:
- 80,411
- Stock #:
- 26VW110A
- VIN:
- 3GTU2NEC0HG198565
Sponsored Listing
2017 GMC Sierra 1500
SLT Crew Cab 4WD
80,411 mi
Colorado Springs, CO
61 mi away
Great Deal
$25,697
- 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:
- Stone Blue Metallic
- Fuel type:
- Gasoline
- Interior color:
- Dark Ash Seats With Jet Black Interior Accents
- Transmission:
- 8-Speed Automatic Overdrive
- Mileage:
- 116,234
- Stock #:
- 626126A
- VIN:
- 3GTU2NEC6JG272884
New arrival
Sponsored Listing
2018 GMC Sierra 1500
SLT Crew Cab 4WD
116,234 mi
Colorado Springs, CO
61 mi away
Fair Deal
$28,721
- 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:
- Dark Slate Metallic
- Fuel type:
- Gasoline
- Interior color:
- Jet Black/Spice Red All-Terrain
- Transmission:
- 8-Speed Automatic Overdrive
- Mileage:
- 80,411
- Stock #:
- 26VW110A
- VIN:
- 3GTU2NEC0HG198565
2017 GMC Sierra 1500
SLT Crew Cab 4WD
80,411 mi
Colorado Springs, CO
61 mi away
Great Deal
$25,697
- 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 $480 shipping
Good Deal
$50,079
- 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:
- Quicksilver Metallic
- Combined gas mileage:
- 19 MPG
- Fuel type:
- Gasoline
- Interior color:
- Dark Ash/Jet Black
- Transmission:
- 6-Speed Automatic Overdrive
- Mileage:
- 123,085
- Stock #:
- 16484X
- VIN:
- 3GTU2VEC8FG234161
New arrival
2015 GMC Sierra 1500
SLT Crew Cab 4WD
123,085 mi
Brighton, CO
61 mi away
Fair Deal
$22,488
- 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
61 mi away
Fair Deal
$29,812
- 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:
- Gray (Satin Steel Metallic)
- Combined gas mileage:
- 19 MPG
- Fuel type:
- Gasoline
- Interior color:
- Dark Walnut/Slate
- Transmission:
- Automatic
- Mileage:
- 81,973
- Stock #:
- 286248
- VIN:
- 3GTU9DED2LG286248
2020 GMC Sierra 1500
SLT Crew Cab 4WD
81,973 mi
Home delivery from Fort Worth, TX
Price includes $599 shipping
Fair Deal
$36,819
- 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:
- Quicksilver Metallic
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Transmission:
- 8-Speed Automatic
- Mileage:
- 114,524
- Stock #:
- M533A
- VIN:
- 1GTU9DED9MZ420156
2021 GMC Sierra 1500
SLT Crew Cab 4WD
114,524 mi
Fort Morgan, CO
62 mi away
Fair Deal
$32,489
- Year:
- 2012
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 315 hp 5.3L V8 Flex Fuel Vehicle
- Exterior color:
- White
- Combined gas mileage:
- 18 MPG
- Fuel type:
- Flex Fuel Vehicle
- Interior color:
- Gray
- Transmission:
- 6-Speed Automatic
- Mileage:
- 88,082
- Stock #:
- V271193
- VIN:
- 3GTP2WE76CG271193
New arrival
2012 GMC Sierra 1500
SLT Crew Cab 4WD
88,082 mi
Sterling, CO
95 mi away
Fair Deal
$19,995
- 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:
- Stone Blue Metallic
- Fuel type:
- Gasoline
- Interior color:
- Dark Ash Seats With Jet Black Interior Accents
- Transmission:
- 8-Speed Automatic Overdrive
- Mileage:
- 102,143
- Stock #:
- 260480
- VIN:
- 3GTU2NEC0JG527111
2018 GMC Sierra 1500
SLT Crew Cab 4WD
102,143 mi
Colorado Springs, CO
54 mi away
Good Deal
$27,795
- Year:
- 2018
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- 4X2
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- Onyx Black
- Combined gas mileage:
- 19 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- 6-Speed Automatic Overdrive
- Mileage:
- 122,783
- Stock #:
- S165562
- VIN:
- 3GTP1NEC8JG165562
2018 GMC Sierra 1500
SLT Crew Cab
122,783 mi
Colorado Springs, CO
57 mi away
Great Deal
$21,877
- 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
- Interior color:
- Jet Black
- Transmission:
- Automatic
- Mileage:
- 38,175
- Stock #:
- 11133VP
- VIN:
- 1GTUUDED3SZ131494
2025 GMC Sierra 1500
SLT Crew Cab 4WD
38,175 mi
Thornton, CO
66 mi away
Good Deal
$42,794
- 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:
- Black
- Combined gas mileage:
- 19 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 6-Speed Automatic Overdrive
- Mileage:
- 85,270
- Stock #:
- 121827
- VIN:
- 3GTU2NEC7JG121827
2018 GMC Sierra 1500
SLT Crew Cab 4WD
85,270 mi
Home delivery from San Antonio, TX
Price includes $895 shipping
Fair Deal
$31,157
- 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
- Combined gas mileage:
- 19 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- 6-Speed Automatic Overdrive
- Mileage:
- 158,237
- Stock #:
- 3130374
- VIN:
- 3GTU2NEC5HG130374
2017 GMC Sierra 1500
SLT Crew Cab 4WD
158,237 mi
Colorado Springs, CO
51 mi away
Great Deal
$17,799
- 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
78 mi away
Fair Deal
$30,805
- 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
57 mi away
Good Deal
$28,215
- 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:
- 104,813
- Stock #:
- TL445088A
- VIN:
- 1GTU9DED1MZ446864
New arrival
2021 GMC Sierra 1500
SLT Crew Cab 4WD
104,813 mi
Loveland, CO
91 mi away
Fair Deal
$34,114
- Year:
- 2022
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 277 hp 3L I6 Diesel
- Exterior color:
- White
- Combined gas mileage:
- 24 MPG
- Fuel type:
- Diesel
- Interior color:
- Gray
- Transmission:
- Automatic
- Mileage:
- 30,057
- Stock #:
- 28631432
- VIN:
- 3GTUUDET3NG631103
Price drop
-$1,000
2022 GMC Sierra 1500
SLT Crew Cab 4WD
30,057 mi
Store transfer to Parker, CO
Price includes $449 shipping
Fair Deal
$46,447
$45,447
- 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:
- Gray (Satin Steel Metallic)
- Combined gas mileage:
- 19 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- Automatic
- Mileage:
- 140,933
- Stock #:
- LG156729
- VIN:
- 3GTU9DED4LG156729
Price drop
-$1,500
2020 GMC Sierra 1500
SLT Crew Cab 4WD
140,933 mi
Golden, CO
69 mi away
Great Deal
$25,499
$23,999
- Year:
- 2019
- 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
- Combined gas mileage:
- 18 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- 8-Speed Automatic
- Mileage:
- 73,353
- Stock #:
- T22373
- VIN:
- 1GTU9DEDXKZ325151
Price drop
-$700
2019 GMC Sierra 1500
SLT Crew Cab 4WD
73,353 mi
Home delivery from Logan, UT
Price includes $441 shipping
Good Deal
$34,635
$33,935
- 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:
- Pepperdust Metallic
- Fuel type:
- Gasoline
- Interior color:
- Cocoa/Dune
- Transmission:
- 8-Speed Automatic Overdrive
- Mileage:
- 135,884
- Stock #:
- L384408
- VIN:
- 3GTU2NEJ7HG384408
New arrival
2017 GMC Sierra 1500
SLT Crew Cab 4WD
135,884 mi
Longmont, CO
78 mi away
Fair Deal
$23,588
- 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
Price drop
-$2,157
2024 GMC Sierra 1500
SLT Crew Cab 4WD
45,114 mi
Longmont, CO
78 mi away
Great Deal
$45,798
$44,536
- 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:
- Gray
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 30,188
- Stock #:
- RSZ219974
- VIN:
- 1GTUUDED8SZ219974
Sponsored Listing
2025 GMC Sierra 1500
SLT Crew Cab 4WD
30,188 mi
Colorado Springs, CO
53 mi away
Good Deal
$43,797
FAQs
How much does the GMC Sierra 1500 SLT cost in Agate, CO?
The average GMC Sierra 1500 SLT costs about $11,252.81. The average price has increased by 2.6% since last year. The 350 for sale near Agate, CO on CarGurus, range from $6,026 to $75,102 in price.
How many GMC Sierra 1500 SLT vehicles in Agate, CO have no reported accidents or damage?
302 out of 350 for sale near Agate, 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.
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2027 GMC Sierra 1500 Pricing, Specs, and Release Date
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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.
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