Used GMC Sierra 1500 SLT for Sale near Westminster, CO
412 vehicles found
Shop with transparent pricing.
Only show listings that include dealer fees- 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:
- Cayenne Red Tintcoat
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- Automatic
- Mileage:
- 62,578
- Stock #:
- MG237714
- VIN:
- 3GTU9DED0MG237714
Sponsored by AutoNation Chevrolet North
2021 GMC Sierra 1500
SLT Crew Cab 4WD
62,578 mi
Denver, CO
3 mi away
Good Deal
$37,796
- 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:
- Onyx Black
- Fuel type:
- Gasoline
- Interior color:
- Dark Ash w/Jet Black Accents
- Transmission:
- Automatic
- Mileage:
- 96,432
- Stock #:
- 57472
- VIN:
- 3GTU2NEC7JG314155
Sponsored Listing
2018 GMC Sierra 1500
SLT Crew Cab 4WD
96,432 mi
Denver, CO
14 mi away
Good Deal
$27,493
- 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
Sponsored Listing
2017 GMC Sierra 1500
SLT Crew Cab 4WD
91,315 mi
Highlands Ranch, CO
21 mi away
Good Deal
$26,789
- 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:
- White Frost
- Combined gas mileage:
- 19 MPG
- Fuel type:
- Gasoline
- Interior color:
- Cocoa/Dune
- Transmission:
- 6-Speed Automatic Overdrive
- Mileage:
- 97,405
- Stock #:
- A1192
- VIN:
- 3GTU2NECXJG594461
New arrival
2018 GMC Sierra 1500
SLT Crew Cab 4WD
97,405 mi
Boulder, CO
15 mi away
Fair Deal
$28,990
- 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
New arrival
2014 GMC Sierra 1500
SLT Crew Cab 4WD
67,774 mi
Denver, CO
14 mi away
Fair Deal
$26,599
- Year:
- 2013
- 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:
- Gray
- Combined gas mileage:
- 18 MPG
- Fuel type:
- Flex Fuel Vehicle
- Interior color:
- Brown (Tan)
- Transmission:
- 6-Speed Automatic
- Mileage:
- 96,280
- Stock #:
- 26254
- VIN:
- 3GTP2WE73DG280998
2013 GMC Sierra 1500
SLT Crew Cab 4WD
96,280 mi
Franktown, CO
35 mi away
Fair Deal
$19,950
- 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:
- Jet Black, Perforated Leather-Appointed Front Outb
- Transmission:
- Automatic
- Mileage:
- 47,237
- Stock #:
- TRG232648
- VIN:
- 3GTUUDED2RG232648
2024 GMC Sierra 1500
SLT Crew Cab 4WD
47,237 mi
Highlands Ranch, CO
21 mi away
Good Deal
$45,874
- 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
21 mi away
Fair Deal
$33,736
- 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:
- 43,317
- Stock #:
- EP8592
- VIN:
- 3GTUUDED5SG196122
New arrival
2025 GMC Sierra 1500
SLT Crew Cab 4WD
43,317 mi
Thornton, CO
1 mi away
Good Deal
$42,696
- 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
6 mi away
Good Deal
$44,490
- 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:
- Pacific Blue Metallic
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- Automatic
- Mileage:
- 148,832
- Stock #:
- TG339705A
- VIN:
- 3GTU9DED8MG173986
Price drop
-$1,639
2021 GMC Sierra 1500
SLT Crew Cab 4WD
148,832 mi
Thornton, CO
1 mi away
Good Deal
$27,785
$26,146
- Year:
- 2014
- 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/Dark Ash
- Transmission:
- 6-Speed Automatic
- Mileage:
- 118,356
- Stock #:
- EZ334076
- VIN:
- 1GTV2VEJ0EZ334076
Price drop
-$500
2014 GMC Sierra 1500
SLT Double Cab 4WD
118,356 mi
Centennial, CO
20 mi away
Good Deal
$18,999
$18,499
- 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:
- Gray (Iridium Metallic)
- Fuel type:
- Gasoline
- Interior color:
- Jet Black/Spice Red All-Terrain
- Transmission:
- 8-Speed Automatic Overdrive
- Mileage:
- 79,287
- Stock #:
- 5GG189830
- VIN:
- 3GTU2NEC5GG189830
2016 GMC Sierra 1500
SLT Crew Cab 4WD
79,287 mi
Home delivery from Freeport, IL
Price includes $2,451 shipping
Fair Deal
$28,854
- 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
21 mi away
Fair Deal
$23,956
- 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:
- Onyx Black
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- Automatic
- Mileage:
- 22,359
- Stock #:
- RG459939
- VIN:
- 3GTUUDEL9RG459939
New arrival
2024 GMC Sierra 1500
SLT Crew Cab 4WD
22,359 mi
Lone Tree, CO
22 mi away
Fair Deal
$49,999
- 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:
- 45,952
- Stock #:
- LOR157
- VIN:
- 1GTUUDEDXSZ176240
2025 GMC Sierra 1500
SLT Crew Cab 4WD
45,952 mi
Home delivery from Atlanta, GA
Price includes $4,249 shipping
Fair Deal
$44,069
- 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:
- 17 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 8-Speed Automatic
- Mileage:
- 116,255
- Stock #:
- 621595
- VIN:
- 3GTU2NEC3JG621595
New arrival
2018 GMC Sierra 1500
SLT Crew Cab 4WD
116,255 mi
Denver, CO
11 mi away
Great Deal
$24,395
- 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
- VIN:
- 3GTU2NEC9JG103216
2018 GMC Sierra 1500
SLT Crew Cab 4WD
89,928 mi
Frederick, CO
18 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:
- 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
2021 GMC Sierra 1500
SLT Crew Cab 4WD
104,814 mi
Loveland, CO
39 mi away
Good Deal
$32,073
- 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:
- Pacific Blue Metallic
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Interior color:
- Dark Walnut/Slate
- Transmission:
- 8-Speed Automatic
- Mileage:
- 57,907
- Stock #:
- 311212
- VIN:
- 1GTU9DED7MZ311212
2021 GMC Sierra 1500
SLT Crew Cab 4WD
57,907 mi
Home delivery from Yuma, CO
Price includes $372 shipping
Fair Deal
$40,157
- 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:
- 87,516
- Stock #:
- MG212235
- VIN:
- 3GTU9DET7MG212235
Price drop
-$1,000
2021 GMC Sierra 1500
SLT Crew Cab 4WD
87,516 mi
Golden, CO
14 mi away
Great Deal
$29,999
$28,999
- 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:
- Onyx Black
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- 8-Speed Automatic
- Mileage:
- 79,970
- Stock #:
- P18007
- VIN:
- 3GTU2NEC3JG577615
New arrival
2018 GMC Sierra 1500
SLT Crew Cab 4WD
79,970 mi
Aurora, CO
14 mi away
Fair Deal
$32,744
- 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:
- Volcanic Red Tintcoat
- Fuel type:
- Gasoline
- Interior color:
- Dark Walnut/Slate
- Transmission:
- Automatic
- Mileage:
- 12,468
- Stock #:
- 11D26154A
- VIN:
- 3GTUUDED5SG274060
New arrival
2025 GMC Sierra 1500
SLT Crew Cab 4WD
12,468 mi
Home delivery from Casper, WY
Price includes $318 shipping
Fair Deal
$51,906
- 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
Sponsored Listing
2023 GMC Sierra 1500
SLT Crew Cab 4WD
52,886 mi
Highlands Ranch, CO
21 mi away
Fair Deal
$45,090
FAQs
How much does the GMC Sierra 1500 SLT cost in Westminster, CO?
The average GMC Sierra 1500 SLT costs about $11,415.70. The average price has increased by 0.4% since last year. The 412 for sale near Westminster, CO on CarGurus, range from $5,865 to $74,771 in price.
How many GMC Sierra 1500 SLT vehicles in Westminster, CO have no reported accidents or damage?
343 out of 412 for sale near Westminster, 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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