Used GMC Sierra 1500 SLT for Sale nearCastle Rock, CO
428 vehicles found
Shop with transparent pricing.
Only show listings that include dealer fees- 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:
- Summit White
- Combined gas mileage:
- 19 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- 6-Speed Automatic Overdrive
- Mileage:
- 79,007
- Stock #:
- G690985A
- VIN:
- 3GTU2NEC7GG288911
New arrival
Sponsored by Johnson Auto Plaza
2016 GMC Sierra 1500
SLT Crew Cab 4WD
79,007 mi
Brighton, CO
40 mi away
Fair Deal
$27,488
- 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
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 6-Speed Automatic
- Mileage:
- 174,960
- Stock #:
- T18363
- VIN:
- 3GTU2NEC5JG366450
Sponsored Listing
2018 GMC Sierra 1500
SLT Crew Cab 4WD
174,960 mi
Brighton, CO
45 mi away
Good Deal
$18,500
- 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:
- 47,726
- Stock #:
- 11555VG
- VIN:
- 1GTUUDEDXSZ182779
Sponsored Listing
2025 GMC Sierra 1500
SLT Crew Cab 4WD
47,726 mi
Thornton, CO
36 mi away
Fair Deal
$39,998
- Year:
- 2009
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 315 hp 5.3L V8
- Exterior color:
- Summit White
- Combined gas mileage:
- 16 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black (Ebony)
- Transmission:
- 4-Speed Automatic
- Mileage:
- 134,389
- Stock #:
- 260630A
- VIN:
- 1GTEK39J69Z179599
New arrival
2009 GMC Sierra 1500
SLT Ext. Cab SB 4WD
134,389 mi
Aurora, CO
23 mi away
Good Deal
$10,840
- 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:
- 132,248
- Stock #:
- 33864
- VIN:
- 3GTU2NECXJG333864
2018 GMC Sierra 1500
SLT Crew Cab 4WD
132,248 mi
Denver, CO
25 mi away
Fair Deal
$24,490
- 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:
- White
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 6-Speed Automatic
- Mileage:
- 147,245
- Stock #:
- B52436
- VIN:
- 3GTU2NEJ9JG343767
2018 GMC Sierra 1500
SLT Crew Cab 4WD
147,245 mi
Denver, CO
22 mi away
Fair Deal
$23,987
- Year:
- 2015
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 420 hp 6.2L V8
- Exterior color:
- Blue
- Combined gas mileage:
- 18 MPG
- Fuel type:
- Gasoline
- Transmission:
- Automatic
- Mileage:
- 92,215
- Stock #:
- 26T1365A
- VIN:
- 3GTU2VEJ3FG481957
2015 GMC Sierra 1500
SLT Crew Cab 4WD
92,215 mi
Lone Tree, CO
14 mi away
Fair Deal
$26,998
- 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:
- Red
- Combined gas mileage:
- 24 MPG
- Fuel type:
- Diesel
- Interior color:
- Dark Walnut/Slate, Perforated Leather-Appointed Fr
- Transmission:
- Automatic
- Mileage:
- 57,869
- Stock #:
- TMG233124
- VIN:
- 3GTU9DET4MG233124
New arrival
2021 GMC Sierra 1500
SLT Crew Cab 4WD
57,869 mi
Highlands Ranch, CO
15 mi away
Good Deal
$35,427
- Year:
- 2023
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 3L I6 Diesel
- Exterior color:
- Gray
- Combined gas mileage:
- 24 MPG
- Fuel type:
- Diesel
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 61,504
- Stock #:
- LFOTPG251809
- VIN:
- 3GTUUDE87PG251809
2023 GMC Sierra 1500
SLT Crew Cab 4WD
61,504 mi
Lakewood, CO
27 mi away
Good Deal
$39,900
- 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
- Combined gas mileage:
- 19 MPG
- Fuel type:
- Flex Fuel Vehicle
- Interior color:
- Black
- Transmission:
- 6-Speed Automatic Overdrive
- Mileage:
- 114,116
- Stock #:
- G562912
- VIN:
- 3GTU2VEC3EG562912
2014 GMC Sierra 1500
SLT Crew Cab 4WD
114,116 mi
Boulder, CO
49 mi away
Good Deal
$19,744
- 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:
- Titanium Rush Metallic
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 89,414
- Stock #:
- 0936A
- VIN:
- 3GTUUDED3NG652848
2022 GMC Sierra 1500
SLT Crew Cab 4WD
89,414 mi
Home delivery from Waynesville, MO
Price includes $2,070 shipping
Fair Deal
$38,354
- 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:
- 42,954
- Stock #:
- P3202
- VIN:
- 1GTUUDED4SZ130015
2025 GMC Sierra 1500
SLT Crew Cab 4WD
42,954 mi
Dacono, CO
49 mi away
Good Deal
$38,500
- 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
20 mi away
Fair Deal
$22,935
- 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:
- Cardinal Red
- Combined gas mileage:
- 18 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 8-Speed Automatic
- Mileage:
- 117,487
- Stock #:
- C602862C
- VIN:
- 1GTU9DED7KZ236945
2019 GMC Sierra 1500
SLT Crew Cab 4WD
117,487 mi
Brighton, CO
40 mi away
Good Deal
$28,829
- 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
9 mi away
Great Deal
$25,800
- 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
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- 8-Speed Automatic Overdrive
- Mileage:
- 80,748
- Stock #:
- G697357A
- VIN:
- 3GTU2NECXGG173123
New arrival
2016 GMC Sierra 1500
SLT Crew Cab 4WD
80,748 mi
Brighton, CO
40 mi away
Fair Deal
$27,488
- 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
36 mi away
Good Deal
$31,852
- 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:
- Onyx Black
- Fuel type:
- Gasoline
- Interior color:
- Jet Black/Spice Red
- Transmission:
- 8-Speed Automatic Overdrive
- Mileage:
- 98,320
- Stock #:
- P00299
- VIN:
- 3GTU2NEC0HG276228
2017 GMC Sierra 1500
SLT Crew Cab 4WD
98,320 mi
Denver, CO
32 mi away
Fair Deal
$26,776
- 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:
- Summit White
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- Automatic
- Mileage:
- 92,070
- Stock #:
- MG285173
- VIN:
- 3GTU9DED1MG285173
New arrival
2021 GMC Sierra 1500
SLT Crew Cab 4WD
92,070 mi
Centennial, CO
16 mi away
Good Deal
$32,459
- 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:
- Summit White
- Combined gas mileage:
- 19 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- 6-Speed Automatic Overdrive
- Mileage:
- 79,007
- Stock #:
- G690985A
- VIN:
- 3GTU2NEC7GG288911
New arrival
2016 GMC Sierra 1500
SLT Crew Cab 4WD
79,007 mi
Brighton, CO
40 mi away
Fair Deal
$27,488
- Year:
- 2016
- Make:
- GMC
- Model:
- Sierra 1500
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 420 hp 6.2L V8
- Exterior color:
- Red
- Fuel type:
- Gasoline
- Interior color:
- Brown
- Transmission:
- 8-Speed Automatic Overdrive
- Mileage:
- 123,072
- Stock #:
- 16031
- VIN:
- 3GTU2NEJ8GG121472
New arrival
2016 GMC Sierra 1500
SLT Crew Cab 4WD
123,072 mi
Home delivery from Smithfield, NC
Price includes $2,954 shipping
Fair Deal
$26,053
- 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
14 mi away
Fair Deal
$23,026
- 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:
- White
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 6-Speed Automatic
- Mileage:
- 159,859
- Stock #:
- 49652
- VIN:
- 3GTU2VEC6FG449652
2015 GMC Sierra 1500
SLT Crew Cab 4WD
159,859 mi
Englewood, CO
19 mi away
Fair Deal
$17,987
- 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
Sponsored Listing
2018 GMC Sierra 1500
SLT Crew Cab 4WD
68,745 mi
Highlands Ranch, CO
14 mi away
Fair Deal
$32,742
FAQs
How much does the GMC Sierra 1500 SLT cost in Castle Rock, CO?
The average GMC Sierra 1500 SLT costs about $10,968.58. The average price has decreased by -7.2% since last year. The 428 for sale near Castle Rock, CO on CarGurus, range from $5,870 to $69,158 in price.
How many GMC Sierra 1500 SLT vehicles in Castle Rock, CO have no reported accidents or damage?
362 out of 428 for sale near Castle Rock, 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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