Used GMC Sierra 1500 SLT for Sale near Colorado

385 results

Sort by:

2025 GMC Sierra 1500

SLT Crew Cab 4WD

54,174 miles

$41,523

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
Fuel type:: Gasoline
Interior color:: Black
Transmission:: Automatic
Mileage:: 54,174
Stock #:: 10921VP
VIN:: 3GTUUDED7SG181380

2021 GMC Sierra 1500

SLT Crew Cab 4WD

109,537 miles

$32,000

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:: White Frost Tricoat
Combined gas mileage:: 24 MPG
Fuel type:: Diesel
Interior color:: Dark Walnut/Slate
Transmission:: Automatic
Mileage:: 109,537
Stock #:: P164407
VIN:: 1GTU9DETXMZ164407

2018 GMC Sierra 1500

SLT Crew Cab 4WD

66,273 miles

$32,000

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:: Blue
Fuel type:: Gasoline
Transmission:: 6-Speed Automatic
Mileage:: 66,273
Stock #:: 25848
VIN:: 3GTU2NEC7JG532807

2019 GMC Sierra 1500

SLT Crew Cab 4WD

95,550 miles

$32,995

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:: Smokey Quartz Metallic
Combined gas mileage:: 18 MPG
Fuel type:: Gasoline
Interior color:: Dark Walnut/Slate
Transmission:: 8-Speed Automatic
Mileage:: 95,550
Stock #:: HQP22000
VIN:: 1GTU9DED1KZ288006

2018 GMC Sierra 1500

SLT Crew Cab 4WD

100,693 miles

$27,499

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
Fuel type:: Gasoline
Interior color:: Black
Transmission:: 8-Speed Automatic Overdrive
Mileage:: 100,693
Stock #:: 281240
VIN:: 3GTU2NEC7JG281240

Home delivery

2018 GMC Sierra 1500

SLT Crew Cab 4WD

125,476 miles

$27,426

Fair Deal

$537/mo est.

Home delivery from Gillette, WY

Price includes $430 shipping

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:: Cocoa/Dune
Transmission:: 6-Speed Automatic
Mileage:: 125,476
Stock #:: C26203A
VIN:: 3GTU2NEC4JG180320

2021 GMC Sierra 1500

SLT Crew Cab 4WD

44,559 miles

$39,309

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 Frost Tricoat
Combined gas mileage:: 17 MPG
Fuel type:: Gasoline
Interior color:: Jet Black
Transmission:: 8-Speed Automatic
Mileage:: 44,559
Stock #:: 251056
VIN:: 1GTU9DED3MZ398932

2012 GMC Sierra 1500

SLT Crew Cab 4WD

150,101 miles

$14,950

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:: Black
Combined gas mileage:: 18 MPG
Fuel type:: Flex Fuel Vehicle
Interior color:: Black
Transmission:: 6-Speed Automatic
Mileage:: 150,101
Stock #:: HA2759
VIN:: 3GTP2WE73CG205328

2018 GMC Sierra 1500

SLT Crew Cab 4WD

102,985 miles

$27,335

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:: Dark Ash Seats With Jet Black Interior Accents
Transmission:: 8-Speed Automatic Overdrive
Mileage:: 102,985
Stock #:: JG566033
VIN:: 3GTU2NEC3JG566033

2021 GMC Sierra 1500

SLT Crew Cab 4WD

60,059 miles

$38,009

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:: Gray (Satin Steel Metallic)
Combined gas mileage:: 24 MPG
Fuel type:: Diesel
Interior color:: Dark Walnut/Slate
Transmission:: Automatic
Mileage:: 60,059
Stock #:: TF182996A
VIN:: 1GTU9DET7MZ113415

Preparing for a close up...

Photos coming soon

2016 GMC Sierra 1500

SLT Crew Cab 4WD

139,766 miles

$23,488

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:: Onyx Black
Combined gas mileage:: 18 MPG
Fuel type:: Gasoline
Interior color:: Jet Black
Transmission:: 8-Speed Automatic
Mileage:: 139,766
Stock #:: 12390
VIN:: 3GTU2NEC6GG155248

Preparing for a close up...

Photos coming soon

2018 GMC Sierra 1500

SLT Crew Cab 4WD

103,857 miles

$26,098

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:: Red
Fuel type:: Gasoline
Interior color:: Black
Transmission:: Automatic
Mileage:: 103,857
Stock #:: AHC260281A
VIN:: 3GTU2NEC2JG499294

Preparing for a close up...

Photos coming soon

Home delivery

2018 GMC Sierra 1500

SLT Crew Cab 4WD

123,442 miles

$24,231

Good Deal

$474/mo est.

Home delivery from Albuquerque, NM

Price includes $331 shipping

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:: Silver
Fuel type:: Gasoline
Interior color:: Black
Transmission:: 8-Speed Automatic Overdrive
Mileage:: 123,442
Stock #:: 13111
VIN:: 3GTU2NEC7JG510130

Preparing for a close up...

Photos coming soon

2021 GMC Sierra 1500

SLT Crew Cab 4WD

103,379 miles

$32,988

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
Combined gas mileage:: 17 MPG
Fuel type:: Gasoline
Interior color:: Black
Transmission:: 8-Speed Automatic
Mileage:: 103,379
Stock #:: B51488
VIN:: 3GTU9DED3MG308159

Preparing for a close up...

Photos coming soon

2025 GMC Sierra 1500

SLT Crew Cab 4WD

38,487 miles

$43,751

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:: Black
Transmission:: Automatic
Mileage:: 38,487
Stock #:: 260301R
VIN:: 3GTUUDED0SG198876

Preparing for a close up...

Photos coming soon

2018 GMC Sierra 1500

SLT Crew Cab 4WD

54,622 miles

$32,052

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:: Red Quartz Tintcoat
Fuel type:: Gasoline
Interior color:: Jet Black
Transmission:: 8-Speed Automatic Overdrive
Mileage:: 54,622
Stock #:: US62259C
VIN:: 3GTU2NEJ1JG157723

Preparing for a close up...

Photos coming soon

2024 GMC Sierra 1500

SLT Crew Cab 4WD

61,832 miles

$39,390

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:: Summit White
Combined gas mileage:: 17 MPG
Fuel type:: Gasoline
Interior color:: Jet Black
Transmission:: Automatic
Mileage:: 61,832
Stock #:: RG179141
VIN:: 3GTUUDED9RG179141

Preparing for a close up...

Photos coming soon

2017 GMC Sierra 1500

SLT Crew Cab 4WD

143,139 miles

$22,995

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:: Red
Combined gas mileage:: 19 MPG
Fuel type:: Gasoline
Interior color:: Brown (Tan)
Transmission:: 6-Speed Automatic Overdrive
Mileage:: 143,139
Stock #:: 413935
VIN:: 3GTU2NECXHG413935

Preparing for a close up...

Photos coming soon

Home delivery

2014 GMC Sierra 1500

SLT Crew Cab 4WD

113,731 miles

$21,562

Fair Deal

$422/mo est.

Home delivery from Spearfish, SD

Price includes $662 shipping

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:: White Diamond Tricoat
Fuel type:: Flex Fuel Vehicle
Interior color:: Jet Black
Transmission:: 6-Speed Automatic
Mileage:: 113,731
Stock #:: 3379
VIN:: 3GTU2VEC3EG425646

Preparing for a close up...

Photos coming soon

2024 GMC Sierra 1500

SLT Crew Cab 4WD

67,508 miles

$42,225

Year:: 2024
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:: 25 MPG
Fuel type:: Diesel
Interior color:: Jet Black
Transmission:: Automatic
Mileage:: 67,508
Stock #:: 260367A
VIN:: 3GTUUDE85RG106125

Preparing for a close up...

Photos coming soon

2019 GMC Sierra 1500

SLT Crew Cab 4WD

115,822 miles

$29,498

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:: Jet Black
Transmission:: 8-Speed Automatic
Mileage:: 115,822
Stock #:: L273105
VIN:: 3GTU9DED5KG273105

Preparing for a close up...

Photos coming soon

2018 GMC Sierra 1500

SLT Crew Cab 4WD

120,043 miles

$25,999

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:: Black
Fuel type:: Gasoline
Interior color:: Black
Transmission:: 6-Speed Automatic
Mileage:: 120,043
Stock #:: 15133
VIN:: 3GTU2NEJ7JG609979

Preparing for a close up...

Photos coming soon

Home delivery

2017 GMC Sierra 1500

SLT Crew Cab 4WD

112,529 miles

$25,749

Fair Deal

$504/mo est.

Home delivery from West Jordan, UT

Price includes $754 shipping

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
Fuel type:: Gasoline
Interior color:: Jet Black
Transmission:: 6-Speed Automatic
Mileage:: 112,529
Stock #:: HQP21990
VIN:: 3GTU2NEC6HG409767

Preparing for a close up...

Photos coming soon

2024 GMC Sierra 1500

SLT Crew Cab 4WD

28,148 miles

$47,488

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:: Volcanic Red Tintcoat
Combined gas mileage:: 17 MPG
Fuel type:: Gasoline
Interior color:: Dark Walnut/Slate
Transmission:: Automatic
Mileage:: 28,148
Stock #:: G606809A
VIN:: 3GTUUDED2RG377477

A better way to discover your best deal

Let us help you find a car you’ll love.