Used GMC Sierra 1500 SLT for Sale nearNew Castle, CO
316 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:
- 355 hp 5.3L V8
- Exterior color:
- Summit White
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 43,209
- Stock #:
- 31210
- VIN:
- 1GTUUDED9SZ260999
New arrival
Sponsored by Modern Classic Motors Inc
2025 GMC Sierra 1500
SLT Crew Cab 4WD
43,209 mi
Grand Junction, CO
66 mi away
Good Deal
$42,484
- 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:
- Titanium Rush Metallic
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 29,458
- Stock #:
- G2090A
- VIN:
- 3GTUUDED1RG164469
Sponsored Listing
2024 GMC Sierra 1500
SLT Crew Cab 4WD
29,458 mi
Grand Junction, CO
66 mi away
Fair Deal
$48,852
- Year:
- 2023
- 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:
- 24 MPG
- Fuel type:
- Diesel
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 48,002
- Stock #:
- 31160
- VIN:
- 3GTUUDE89PG135740
Sponsored Listing
2023 GMC Sierra 1500
SLT Crew Cab 4WD
48,002 mi
Grand Junction, CO
66 mi away
Good Deal
$42,469
- 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:
- Black
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 8-Speed Automatic Overdrive
- Mileage:
- 73,933
- Stock #:
- 4160
- VIN:
- 1GTU9DED5KZ418031
2019 GMC Sierra 1500
SLT Crew Cab 4WD
73,933 mi
Home delivery from Yakima, WA
Price includes $1,216 shipping
Good Deal
$32,846
- 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
Price drop
-$1,000
2024 GMC Sierra 1500
SLT Crew Cab 4WD
53,084 mi
Home delivery from Frederick, CO
Price includes $210 shipping
Great Deal
$40,804
$39,804
- 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 (Dark Sky Metallic)
- Fuel type:
- Gasoline
- Interior color:
- Dark Walnut/Slate
- Transmission:
- Automatic
- Mileage:
- 81,970
- Stock #:
- 23872A
- VIN:
- 1GTU9DED4MZ257979
2021 GMC Sierra 1500
SLT Crew Cab 4WD
81,970 mi
Meeker, CO
31 mi away
Great Deal
$33,126
- Year:
- 2024
- 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:
- Automatic
- Mileage:
- 14,582
- Stock #:
- 360804
- VIN:
- 1GTUUDEL6RZ360804
2024 GMC Sierra 1500
SLT Crew Cab 4WD
14,582 mi
Home delivery from Frederick, CO
Price includes $140 shipping
Fair Deal
$51,398
- 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:
- Dark Walnut/Slate
- Transmission:
- Automatic
- Mileage:
- 66,489
- Stock #:
- 78161
- VIN:
- 3GTU9DED9LG246314
2020 GMC Sierra 1500
SLT Crew Cab 4WD
66,489 mi
Home delivery from Port Angeles, WA
Price includes $1,460 shipping
Good Deal
$36,548
- 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:
- Blue
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Interior color:
- Gray/Brown
- Transmission:
- Automatic
- Mileage:
- 17,442
- Stock #:
- RG271685
- VIN:
- 3GTUUDED5RG271685
2024 GMC Sierra 1500
SLT Crew Cab 4WD
17,442 mi
Home delivery from Houston, TX
Price includes $967 shipping
Fair Deal
$50,107
- 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:
- TITANIUM RUSH METALLIC
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- Automatic
- Mileage:
- 22,117
- Stock #:
- 6A182952
- VIN:
- 1GTUUDED9SZ182952
2025 GMC Sierra 1500
SLT Crew Cab 4WD
22,117 mi
Home delivery from Vernal, UT
Free home delivery
Fair Deal
$46,993
- 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:
- Titanium Rush Metallic
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 54,738
- Stock #:
- 31191
- VIN:
- 1GTUUDED8SZ244471
2025 GMC Sierra 1500
SLT Crew Cab 4WD
54,738 mi
Grand Junction, CO
66 mi away
Great Deal
$39,984
- 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
- Transmission:
- Automatic
- Mileage:
- 95,923
- Stock #:
- NV186743
- VIN:
- 3GTU2NEC7JG186743
2018 GMC Sierra 1500
SLT Crew Cab 4WD
95,923 mi
Home delivery from West Park, FL
Price includes $1,835 shipping
Great Deal
$26,091
- 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
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 43,004
- Stock #:
- EP8679
- VIN:
- 1GTUUDED5SZ229197
New arrival
2025 GMC Sierra 1500
SLT Crew Cab 4WD
43,004 mi
Home delivery from Thornton, CO
Price includes $207 shipping
Great Deal
$41,194
- 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:
- 94,579
- Stock #:
- 477298
- VIN:
- 3GTU2VEC0FG477298
2015 GMC Sierra 1500
SLT Crew Cab 4WD
94,579 mi
Home delivery from Euless, TX
Price includes $1,346 shipping
Good Deal
$25,218
- 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:
- 179,729
- Stock #:
- 9565
- VIN:
- 3GTU2NEC2JG586886
2018 GMC Sierra 1500
SLT Crew Cab 4WD
179,729 mi
Grand Junction, CO
66 mi away
Great Deal
$17,100
- 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:
- Quicksilver Metallic
- Combined gas mileage:
- 19 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- Automatic
- Mileage:
- 70,835
- Stock #:
- L214318A
- VIN:
- 3GTU9DED0LG214318
New arrival
2020 GMC Sierra 1500
SLT Crew Cab 4WD
70,835 mi
Home delivery from Longmont, CO
Free home delivery
Good Deal
$36,174
- 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:
- Black
- Combined gas mileage:
- 24 MPG
- Fuel type:
- Diesel
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 122,536
- Stock #:
- 173889AA
- VIN:
- 3GTU9DET0MG173889
2021 GMC Sierra 1500
SLT Crew Cab 4WD
122,536 mi
Home delivery from Houston, TX
Price includes $1,448 shipping
Good Deal
$30,618
- 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
Home delivery from Frederick, CO
Price includes $140 shipping
Great Deal
$26,261
- 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:
- Dark Walnut/Slate
- Transmission:
- Automatic
- Mileage:
- 86,858
- Stock #:
- MG200916
- VIN:
- 3GTU9DED3MG200916
2021 GMC Sierra 1500
SLT Crew Cab 4WD
86,858 mi
Home delivery from Dallas, TX
Price includes $755 shipping
Good Deal
$34,975
- 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:
- 97,899
- Stock #:
- 540483
- VIN:
- 3GTU2NEC3JG540483
Price drop
-$1,920
2018 GMC Sierra 1500
SLT Crew Cab 4WD
97,899 mi
Home delivery from Frederick, CO
Price includes $140 shipping
Good Deal
$29,640
$27,720
- 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:
- Gray
- 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
Home delivery from Highlands Ranch, CO
Free home delivery
Good Deal
$43,540
- 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
Home delivery from Denver, CO
Free home delivery
Good Deal
$43,500
- Year:
- 2024
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 420 hp 6.2L V8
- Exterior color:
- White Frost Tricoat
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- 10-Speed Automatic
- Mileage:
- 61,373
- Stock #:
- K88257
- VIN:
- 1GTUUDEL0RZ123113
2024 GMC Sierra 1500
SLT Crew Cab 4WD
61,373 mi
Home delivery from Herculaneum, MO
Price includes $1,852 shipping
Good Deal
$42,244
- 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:
- Red
- Combined gas mileage:
- 18 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 8-Speed Automatic
- Mileage:
- 127,774
- Stock #:
- 8593
- VIN:
- 3GTU9DED3KG270042
Sponsored Listing
2019 GMC Sierra 1500
SLT Crew Cab 4WD
127,774 mi
Grand Junction, CO
64 mi away
Fair Deal
$30,568
FAQs
How much does the GMC Sierra 1500 SLT cost in New Castle, CO?
The average GMC Sierra 1500 SLT costs about $11,448.68. The average price has decreased by -5.2% since last year. The 319 for sale near New Castle, CO on CarGurus, range from $6,002 to $71,599 in price.
How many GMC Sierra 1500 SLT vehicles in New Castle, CO have no reported accidents or damage?
253 out of 319 for sale near New Castle, 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/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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