Used GMC Sierra 1500 SLT for Sale nearLongmont, CO
417 vehicles found
Shop with transparent pricing.
Only show listings that include dealer fees- 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
Sponsored by ClearShift
2017 GMC Sierra 1500
SLT Crew Cab 4WD
146,494 mi
Highlands Ranch, CO
42 mi away
Fair Deal
$23,956
- 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
Sponsored Listing
2020 GMC Sierra 1500
SLT Crew Cab 4WD
140,933 mi
Golden, CO
31 mi away
Great Deal
$25,499
- 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:
- Red
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 6-Speed Automatic
- Mileage:
- 101,537
- Stock #:
- 342013
- VIN:
- 3GTU2NEC3HG342013
Sponsored Listing
2017 GMC Sierra 1500
SLT Crew Cab 4WD
101,537 mi
Denver, CO
34 mi away
Fair Deal
$27,694
- 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
20 mi away
Fair Deal
$29,812
- 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:
- Blue
- Combined gas mileage:
- 18 MPG
- Fuel type:
- Flex Fuel Vehicle
- Interior color:
- Black
- Transmission:
- 6-Speed Automatic
- Mileage:
- 110,162
- Stock #:
- 2026097
- VIN:
- 3GTP2WE79DG147730
New arrival
2013 GMC Sierra 1500
SLT Crew Cab 4WD
110,162 mi
Englewood, CO
35 mi away
Good Deal
$13,750
- 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:
- Black
- Transmission:
- Automatic
- Mileage:
- 36,743
- Stock #:
- MP7412
- VIN:
- 3GTU9DED1LG212903
2020 GMC Sierra 1500
SLT Crew Cab 4WD
36,743 mi
Northglenn, CO
20 mi away
Great Deal
$37,789
- 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:
- 18,834
- Stock #:
- 6N0381B
- VIN:
- 3GTUUDED7SG233154
New arrival
2025 GMC Sierra 1500
SLT Crew Cab 4WD
18,834 mi
Littleton, CO
37 mi away
Great Deal
$45,961
- 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
20 mi away
Good Deal
$43,389
- 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
19 mi away
Fair Deal
$40,348
- 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:
- Summit White
- Fuel type:
- Flex Fuel Vehicle
- Interior color:
- Jet Black/Dark Ash
- Transmission:
- 6-Speed Automatic
- Mileage:
- 79,815
- Stock #:
- EG145921
- VIN:
- 3GTU2VEC1EG145921
2014 GMC Sierra 1500
SLT Crew Cab 4WD
79,815 mi
Lone Tree, CO
43 mi away
Fair Deal
$25,405
- 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
36 mi away
Good Deal
$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:
- Red Quartz Tintcoat
- Combined gas mileage:
- 18 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 8-Speed Automatic
- Mileage:
- 29,501
- Stock #:
- 5977A
- VIN:
- 3GTU9DED6KG113749
2019 GMC Sierra 1500
SLT Crew Cab 4WD
29,501 mi
Home delivery from Albuquerque, NM
Price includes $531 shipping
Fair Deal
$41,876
- Year:
- 2023
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 3L I6 Diesel
- Exterior color:
- Sterling Metallic
- Combined gas mileage:
- 24 MPG
- Fuel type:
- Diesel
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 39,435
- Stock #:
- 6950AW-1
- VIN:
- 3GTUUDE84PG287070
2023 GMC Sierra 1500
SLT Crew Cab 4WD
39,435 mi
Fort Collins, CO
25 mi away
Good Deal
$47,133
- 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
7 mi away
Good Deal
$28,996
- 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:
- Summit White
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Interior color:
- Dark Walnut/Slate
- Transmission:
- Automatic
- Mileage:
- 67,213
- Stock #:
- NG619281
- VIN:
- 3GTUUDEDXNG619281
2022 GMC Sierra 1500
SLT Crew Cab 4WD
67,213 mi
Littleton, CO
42 mi away
Great Deal
$37,495
- 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
2020 GMC Sierra 1500
SLT Crew Cab 4WD
140,933 mi
Golden, CO
31 mi away
Great Deal
$25,499
- 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
42 mi away
Fair Deal
$23,956
- Year:
- 2020
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 277 hp 3L I6 Diesel
- Exterior color:
- Silver
- Combined gas mileage:
- 24 MPG
- Fuel type:
- Diesel
- Transmission:
- Automatic
- Mileage:
- 91,847
- Stock #:
- LG429638T
- VIN:
- 3GTU9DET9LG429638
New arrival
2020 GMC Sierra 1500
SLT Crew Cab 4WD
91,847 mi
Greeley, CO
24 mi away
Fair Deal
$33,379
- 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:
- Jet Black/Spice Red All-Terrain
- Transmission:
- Automatic
- Mileage:
- 80,777
- Stock #:
- U16946
- VIN:
- 3GTU2NEC4JG235378
2018 GMC Sierra 1500
SLT Crew Cab 4WD
80,777 mi
Henderson, CO
23 mi away
Good Deal
$31,093
- 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:
- Red
- Fuel type:
- Flex Fuel Vehicle
- Interior color:
- Black
- Transmission:
- 6-Speed Automatic
- Mileage:
- 105,000
- Stock #:
- 17246
- VIN:
- 3GTU2VEC7EG302822
2014 GMC Sierra 1500
SLT Crew Cab 4WD
105,000 mi
Home delivery from Rancho Cordova, CA
Price includes $869 shipping
Fair Deal
$24,495
- 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:
- Quicksilver Metallic
- Combined gas mileage:
- 19 MPG
- Fuel type:
- Gasoline
- Interior color:
- Dark Ash Seats With Jet Black Interior Accents
- Transmission:
- 6-Speed Automatic Overdrive
- Mileage:
- 84,935
- Stock #:
- TF282796A
- VIN:
- 3GTU2NECXGG324686
2016 GMC Sierra 1500
SLT Crew Cab 4WD
84,935 mi
Loveland, CO
19 mi away
Fair Deal
$28,441
- 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
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 45,719
- Stock #:
- 8417GS
- VIN:
- 1GTUUDED2SZ226421
Price drop
-$2,011
2025 GMC Sierra 1500
SLT Crew Cab 4WD
45,719 mi
Thornton, CO
20 mi away
Good Deal
$43,795
$41,784
- 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:
- Volcanic Red Tintcoat
- Combined gas mileage:
- 18 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black, Perforated leather-appointed front outb
- Transmission:
- Automatic
- Mileage:
- 69,506
- Stock #:
- 26583A
- VIN:
- 3GTUUDED6PG163329
2023 GMC Sierra 1500
SLT Crew Cab 4WD
69,506 mi
Home delivery from West Plains, MO
Price includes $1,888 shipping
Fair Deal
$42,196
- 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:
- White
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Interior color:
- Gray
- Transmission:
- 8-Speed Automatic
- Mileage:
- 164,538
- Stock #:
- 496466
- VIN:
- 3GTU2NEJ0HG496466
Sponsored Listing
2017 GMC Sierra 1500
SLT Crew Cab 4WD
164,538 mi
Denver, CO
34 mi away
Fair Deal
$20,694
FAQs
How much does the GMC Sierra 1500 SLT cost in Longmont, CO?
The average GMC Sierra 1500 SLT costs about $11,341.68. The average price has increased by 1.5% since last year. The 417 for sale near Longmont, CO on CarGurus, range from $5,818 to $71,636 in price.
How many GMC Sierra 1500 SLT vehicles in Longmont, CO have no reported accidents or damage?
336 out of 417 for sale near Longmont, 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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