Used 1998 GMC Sierra 1500 SLT for Sale near Boulder, CO

372 results

Boulder, CO

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2014 GMC Sierra 1500

SLT Double Cab 4WD

146,113 miles

$15,989

Fair Deal

Lone Tree, CO

37 mi away

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:: Onyx Black [Black]
Combined gas mileage:: 19 MPG
Fuel type:: Flex Fuel Vehicle
Interior color:: Black
Transmission:: Automatic
Mileage:: 146,113
Stock number:: EZ121483
VIN:: 1GTV2VEC9EZ121483

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2019 GMC Sierra 1500

SLT Crew Cab 4WD

94,089 miles

$31,387

Good Deal

Lakewood, CO

21 mi away

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:: Jet Black
Transmission:: Automatic
Mileage:: 94,089
Stock number:: G6393T
VIN:: 3GTU9DED3KG198694

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2021 GMC Sierra 1500

SLT Crew Cab 4WD

103,379 miles

$32,988

Good Deal

Denver, CO

28 mi away

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 number:: B51488
VIN:: 3GTU9DED3MG308159

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2015 GMC Sierra 1500

SLT Crew Cab 4WD

113,425 miles

$23,257

Fair Deal

Parker, CO

30 mi away

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:: Bronze Alloy Metallic
Combined gas mileage:: 19 MPG
Fuel type:: Gasoline
Interior color:: Black
Transmission:: 6-Speed Automatic Overdrive
Mileage:: 113,425
Stock number:: 251054H
VIN:: 3GTU2VEC7FG374542

2018 GMC Sierra 1500

SLT Crew Cab 4WD

102,291 miles

$24,900

Great Deal

Littleton, CO

34 mi away

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
Combined gas mileage:: 17 MPG
Fuel type:: Gasoline
Interior color:: Black
Transmission:: 8-Speed Automatic
Mileage:: 102,291
Stock number:: CJ 523043
VIN:: 3GTU2NEC0JG523043

2021 GMC Sierra 1500

SLT Crew Cab 4WD

46,623 miles

$38,588

Great Deal

Fort Collins, CO

38 mi away

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:: White Frost Tricoat
Combined gas mileage:: 17 MPG
Fuel type:: Gasoline
Interior color:: Dark Walnut/Slate
Transmission:: Automatic
Mileage:: 46,623
Stock number:: G256281A
VIN:: 3GTU9DEL1MG420028

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2018 GMC Sierra 1500

SLT Crew Cab 4WD

100,693 miles

$27,995

Good Deal

Aurora, CO

29 mi away

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 number:: 281240
VIN:: 3GTU2NEC7JG281240

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2016 GMC Sierra 1500

SLT Crew Cab

104,446 miles

$19,995

Great Deal

Castle Rock, CO

49 mi away

Year:: 2016
Make:: GMC
Model:: Sierra 1500
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: 4X2
Engine:: 355 hp 5.3L V8
Exterior color:: Black
Fuel type:: Gasoline
Transmission:: 6-Speed Automatic
Mileage:: 104,446
Stock number:: T17848
VIN:: 3GTP1NEC9GG305689

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2024 GMC Sierra 1500

SLT Crew Cab 4WD

18,555 miles

$47,990

Good Deal

Fort Collins, CO

37 mi away

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:: Gray
Combined gas mileage:: 17 MPG
Fuel type:: Gasoline
Interior color:: Black
Transmission:: Automatic
Mileage:: 18,555
Stock number:: 2575442A
VIN:: 3GTUUDED8RG157504

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2012 GMC Sierra 1500

SLT Crew Cab 4WD

150,101 miles

$14,950

Good Deal

Wheat Ridge, CO

19 mi away

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 number:: HA2759
VIN:: 3GTP2WE73CG205328

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2024 GMC Sierra 1500

SLT Crew Cab 4WD

41,445 miles

$46,799

Good Deal

Highlands Ranch, CO

34 mi away

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:: 41,445
Stock number:: HPRG183355
VIN:: 3GTUUDE80RG183355

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2019 GMC Sierra 1500

SLT Crew Cab 4WD

112,845 miles

$29,499

Good Deal

Centennial, CO

35 mi away

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:: Silver
Combined gas mileage:: 18 MPG
Fuel type:: Gasoline
Interior color:: Black
Transmission:: 8-Speed Automatic
Mileage:: 112,845
Stock number:: KZ296840
VIN:: 1GTU9DED7KZ296840

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2018 GMC Sierra 1500

SLT Crew Cab 4WD

82,699 miles

$25,397

Great Deal

Denver, CO

27 mi away

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:: Gray
Mileage:: 82,699
Stock number:: 371251
VIN:: 3GTU2NEC2JG371251

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2016 GMC Sierra 1500

SLT Crew Cab 4WD

122,393 miles

$22,700

Good Deal

Denver, CO

19 mi away

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:: 122,393
Stock number:: GG125744
VIN:: 3GTU2NEC0GG125744

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2015 GMC Sierra 1500

SLT Crew Cab 4WD

165,665 miles

$18,916

Good Deal

Denver, CO

16 mi away

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:: White
Combined gas mileage:: 18 MPG
Fuel type:: Gasoline
Interior color:: Black
Transmission:: Automatic
Mileage:: 165,665
Stock number:: 206651
VIN:: 3GTU2VEJ7FG241553

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2023 GMC Sierra 1500

SLT Crew Cab 4WD

38,046 miles

$42,836

Great Deal

Loveland, CO

33 mi away

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:: Dark Walnut/Slate
Transmission:: Automatic
Mileage:: 38,046
Stock number:: SF352347A
VIN:: 3GTUUDED6PG128208

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2018 GMC Sierra 1500

SLT Crew Cab 4WD

76,673 miles

$31,488

Fair Deal

Brighton, CO

23 mi away

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:: 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:: 76,673
Stock number:: G693366B
VIN:: 3GTU2NEC5JG276134

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2021 GMC Sierra 1500

SLT Crew Cab 4WD

94,189 miles

$30,721

Great Deal

Highlands Ranch, CO

33 mi away

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:: Pacific Blue Metallic
Combined gas mileage:: 24 MPG
Fuel type:: Diesel
Interior color:: Jet Black, Perforated Leather-Appointed Front Outb
Transmission:: Automatic
Mileage:: 94,189
Stock number:: AMZ159665
VIN:: 1GTU9DET7MZ159665

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2018 GMC Sierra 1500

SLT Crew Cab 4WD

131,539 miles

$21,300

Great Deal

Englewood, CO

28 mi away

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
Combined gas mileage:: 19 MPG
Fuel type:: Gasoline
Interior color:: Brown (Tan)
Transmission:: 6-Speed Automatic Overdrive
Mileage:: 131,539
Stock number:: 594994
VIN:: 3GTU2NEC1JG594994

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2017 GMC Sierra 1500

SLT Crew Cab 4WD

98,912 miles

$24,998

Great Deal

Littleton, CO

28 mi away

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:: Stone Blue Metallic
Fuel type:: Gasoline
Interior color:: Jet Black
Transmission:: 6-Speed Automatic
Mileage:: 98,912
Stock number:: HG101443
VIN:: 3GTU2NEC7HG101443

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2019 GMC Sierra 1500

SLT Crew Cab 4WD

115,380 miles

$31,116

Fair Deal

Loveland, CO

33 mi away

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:: Quicksilver Metallic
Combined gas mileage:: 18 MPG
Fuel type:: Gasoline
Interior color:: Jet Black
Transmission:: 8-Speed Automatic
Mileage:: 115,380
Stock number:: KG234661
VIN:: 3GTU9DED5KG234661

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Reviews

FAQs

4.7 Overall rating

(3 reviews)

Seth A

5.0

Reviewed a 1998 GMC C1500 SLT Standard Cab LB on Jan 13, 2008

Good solid truck I use it to haul around all my horseshoeing tools works well and will carry a load

Christopher P

5.0

Reviewed a 1998 GMC K1500 SLT 4WD Extended Cab Stepside SB on Jun 30, 2008

Gas can be a problem and its got some of those features that come with age but it is very dependable.

Dylan K

4.0

Reviewed a 1998 GMC K1500 SLT 4WD Extended Cab SB on Mar 25, 2008

fast no govner never had it stuck and never will this truck has BALLS big ones. Will burn rubber for 2 blocks

GMC Sierra 1500 SLT FAQs

How many GMC Sierra 1500 SLT vehicles in Boulder, CO have no reported accidents or damage?

279 out of 372 for sale near Boulder, 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 16 and 24 MPG (or MPGe).

What fuel types are available?

Diesel, Flex Fuel Vehicle, Gasoline engines are available.

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