CarGurus Logo Homepage Link
  • Buy
    • Used cars
    • New cars
    • Certified pre-owned
    • Start your purchase online
    • Dealerships near me
  • Sell
    • Sell my car
    • Car values
    • Sell my car FAQs
  • Finance
    • Prequalify for financing
    • How does it work?
    • Financing FAQs
  • Research
    • Test drive reviews
    • Price trends
    • Tips & advice
    • Electric cars
    • Compare cars
  • Discover
    The latest way to shop:
    smarter research, better
    listings.
  • Saved cars & searches
  • Sign in / Register
    • My account
    • Saved searches
    • Saved cars
    • Recommended cars
    • Browsing history
    • Financing dashboard
      • United States (EN)
      • Estados Unidos (ES)
      • Canada (EN)
      • Canada (FR)
      • United Kingdom

Used GMC Sierra 1500 SLT for Sale near Westminster, MD

432 results
Westminster, MD
2024 GMC Sierra 1500 SLT Crew Cab 4WD Fred Beans Mazda Mechanicsburg

2024 GMC Sierra 1500

SLT Crew Cab 4WD

43,815 miles

$42,676

Good Deal
Mechanicsburg, PA
48 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:
Titanium Rush Metallic
Combined gas mileage:
17 MPG
Fuel type:
Gasoline
Interior color:
Black
Transmission:
Automatic
Mileage:
43,815
Stock number:
MM50296P
VIN:
3GTUUDED3RG269613

Sponsored

2025 GMC Sierra 1500 SLT Crew Cab 4WD

2025 GMC Sierra 1500

SLT Crew Cab 4WD

27,516 miles

$43,877

Good Deal
Laurel, MD
32 mi away
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:
Jet Black
Transmission:
Automatic
Mileage:
27,516
Stock number:
SZ238628
VIN:
1GTUUDED7SZ238628

Sponsored

2021 GMC Sierra 1500 SLT Crew Cab 4WD

2021 GMC Sierra 1500

SLT Crew Cab 4WD

83,905 miles

$31,999

Great Deal
Cockeysville, MD
20 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:
Cardinal Red
Fuel type:
Gasoline
Interior color:
Dark Walnut/Slate
Transmission:
Automatic
Mileage:
83,905
Stock number:
VG8611A
VIN:
3GTU9DEDXMG254858

Sponsored

2021 GMC Sierra 1500 SLT Crew Cab 4WD

2021 GMC Sierra 1500

SLT Crew Cab 4WD

56,290 miles

$34,600

Great Deal
Certified Pre-Owned
Sykesville, MD
11 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:
Gray (Satin Steel Metallic)
Combined gas mileage:
24 MPG
Fuel type:
Diesel
Interior color:
Jet Black
Transmission:
Automatic
Mileage:
56,290
Stock number:
P3458
VIN:
3GTU9DET4MG141138

2021 GMC Sierra 1500 SLT Crew Cab 4WD

2021 GMC Sierra 1500

SLT Crew Cab 4WD

83,905 miles

$31,999

Great Deal
Cockeysville, MD
20 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:
Cardinal Red
Fuel type:
Gasoline
Interior color:
Dark Walnut/Slate
Transmission:
Automatic
Mileage:
83,905
Stock number:
VG8611A
VIN:
3GTU9DEDXMG254858

Preparing for a close up...

Photos coming soon

2018 GMC Sierra 1500

SLT Crew Cab 4WD

60,753 miles

$29,500

Great Deal
Rockville, MD
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:
Dark Slate Metallic
Fuel type:
Gasoline
Interior color:
Black
Transmission:
8-Speed Automatic Overdrive
Mileage:
60,753
Stock number:
P1L0649
VIN:
3GTU2NEC8JG176254

Preparing for a close up...

Photos coming soon

2018 GMC Sierra 1500

SLT Crew Cab 4WD

92,924 miles

$27,997

Good Deal
Carlisle, PA
44 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 Quartz Tintcoat
Fuel type:
Gasoline
Interior color:
Jet Black
Transmission:
6-Speed Automatic
Mileage:
92,924
Stock number:
T149190A
VIN:
3GTU2NEC9JG167367

Preparing for a close up...

Photos coming soon

2015 GMC Sierra 1500

SLT Double Cab 4WD

92,878 miles

$21,900

Fair Deal
Abingdon, MD
37 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
Fuel type:
Gasoline
Interior color:
Jet Black
Transmission:
6-Speed Automatic
Mileage:
92,878
Stock number:
AG0665B
VIN:
1GTV2VEC7FZ206503

Preparing for a close up...

Photos coming soon

2019 GMC Sierra 1500

SLT Crew Cab LB 4WD

106,780 miles

$28,999

Good Deal
Dundalk, MD
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:
Black
Fuel type:
Gasoline
Interior color:
Black
Transmission:
8-Speed Automatic Overdrive
Mileage:
106,780
Stock number:
ARM3930
VIN:
3GTU9DED7KG305360

Preparing for a close up...

Photos coming soon

2014 GMC Sierra 1500

SLT Crew Cab 4WD

83,946 miles

$22,833

Good Deal
Harrisburg, PA
49 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
Combined gas mileage:
19 MPG
Fuel type:
Flex Fuel Vehicle
Interior color:
Jet Black
Transmission:
Automatic
Mileage:
83,946
Stock number:
EG135587
VIN:
3GTU2VEC9EG135587

Preparing for a close up...

Photos coming soon

2017 GMC Sierra 1500

SLT Crew Cab 4WD

153,433 miles

$20,775

Good Deal
Mechanicsburg, PA
48 mi away
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:
Quicksilver Metallic
Fuel type:
Gasoline
Interior color:
Jet Black
Transmission:
8-Speed Automatic Overdrive
Mileage:
153,433
Stock number:
426264
VIN:
3GTU2NEJ1HG426264

Preparing for a close up...

Photos coming soon

2018 GMC Sierra 1500

SLT Crew Cab 4WD

119,239 miles

$24,999

Good Deal
Mechanicsburg, PA
48 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:
Jet Black
Transmission:
Automatic
Mileage:
119,239
Stock number:
MG600571
VIN:
3GTU2NEC8JG379515

Preparing for a close up...

Photos coming soon

2024 GMC Sierra 1500

SLT Crew Cab 4WD

55,519 miles

$40,280

Good Deal
Lancaster, PA
48 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:
Sterling Metallic
Combined gas mileage:
17 MPG
Fuel type:
Gasoline
Interior color:
Jet Black
Transmission:
Automatic
Mileage:
55,519
Stock number:
RG148598
VIN:
3GTUUDED9RG148598

Preparing for a close up...

Photos coming soon

2017 GMC Sierra 1500

SLT Crew Cab 4WD

48,421 miles

$32,031

Fair Deal
Thurmont, MD
23 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:
Crimson Red Tintcoat
Fuel type:
Gasoline
Interior color:
Cocoa/Dune
Transmission:
8-Speed Automatic Overdrive
Mileage:
48,421
Stock number:
D250712B
VIN:
3GTU2NEC8HG312635

Sponsored

  1. Home
  2. / Used Cars
  3. / GMC Sierra 1500
  4. / SLT
  5. / Maryland
  6. / Westminster

  • GMC Sierra 1500 SLT in Westminster MD

  • GMC Sierra 1500 Denali in Westminster MD

  • GMC Sierra 1500 AT4 in Westminster MD

  • GMC Sierra 1500 Elevation in Westminster MD

  • GMC Sierra 1500 SLE in Westminster MD

  • GMC Sierra 1500 Base in Westminster MD

  • GMC Sierra 1500 Work Truck in Westminster MD

  • GMC Sierra 1500 SL in Westminster MD

  • GMC Sierra 1500 SLE1 in Westminster MD

  • GMC Sierra 1500 SLE2 in Westminster MD

  • GMC Sierra 1500 in Hanover PA

  • GMC Sierra 1500 in Baltimore MD

  • GMC Sierra 1500 in Hagerstown MD

  • GMC Sierra 1500 in Washington DC

  • GMC Sierra 1500 in Harrisburg PA

  • GMC Sierra 1500 in Lancaster PA

  • GMC Sierra 1500 in Manassas VA

  • GMC Sierra 1500 in Newark DE

  • GMC Sierra 1500 in Winchester VA

  • GMC Sierra 1500 in Westminster MD

  • OBS 1990s-era Chevy and Ford Trucks for Sale in Westminster MD

  • Used GMC Electric Cars for Sale

  • Lifted GMC trucks for sale in Westminster MD

  • Work Trucks for Sale in Westminster MD

  • American Made Trucks For Sale in Westminster MD

  • GM Certified Preowned Vehicles for Sale Near Westminster MD

  • Best Pickup Trucks For Sale in Westminster MD

  • 2019 GMC Sierra 1500 SLT in Westminster MD

  • 2018 GMC Sierra 1500 SLT in Westminster MD

  • 2017 GMC Sierra 1500 SLT in Westminster MD

  • 2016 GMC Sierra 1500 SLT in Westminster MD

  • 2015 GMC Sierra 1500 SLT in Westminster MD

  • 2014 GMC Sierra 1500 SLT in Westminster MD

  • All Used Cars

  • Manual Transmission Cars

  • Luxury Cars

  • Cars with Red Interior

  • Cheap Manual Cars

  • Hybrid Cars

  • Sports Cars

  • Electric SUVs

  • Cheap Trucks

  • Small Cars

  • Third Row SUVs

  • Three Quarter Ton Trucks

  • Lifted Trucks

  • Manual Transmission Trucks

  • Diesel Trucks

  • Hybrid SUVs

  • Dually Trucks

  • One Ton Trucks

  • Cheap SUVs

  • Lifted Ford Trucks

  • 4x4 Trucks

  • Work Trucks

  • AWD SUVs

  • Ford Trucks

  • Chevrolet Trucks

  • Toyota Trucks

  • Trucks Under $10,000

  • Cars Under $15,000

  • Sports Cars Under $20,000

  • Trucks Under $20,000

  • Used Sedans for Sale with Low Mileage

  • Used SUVs / Crossovers for Sale with Low Mileage

  • Used Hatchbacks for Sale with Low Mileage

  • Used Convertibles for Sale with Low Mileage

  • Used Vans for Sale with Low Mileage

  • Used Minivans for Sale with Low Mileage

  • Used Pickup Trucks for Sale with Low Mileage

  • Used Coupes for Sale with Low Mileage

  • Used Wagons for Sale with Low Mileage

  • Koons Tysons Chevrolet GMC

  • Koons Clarksville Chevrolet GMC

  • Anderson Automotive of Abingdon

  • Sheehy Hagerstown

  • i.g. Burton Buick GMC of Glen Burnie

  • Fred Beans Buick GMC Mechanicsburg

  • Providence Chrysler Dodge Jeep RAM

  • Carlisle Cadillac Buick GMC

  • Buchanan Automotive Inc

  • Fitzgerald GMC Rockville

  • Autonation Buick GMC Laurel

  • Faulkner Buick GMC Harrisburg

Connect with us
Download our app
Download on the App Store Get it on Google Play
  • Company
  • About CarGurus
  • Our team
  • Press
  • Investor relations
  • Price trends
  • Careers
  • Advertise with CarGurus
  • For dealers
  • Dealer signup
  • Dealer resources
  • Terms
  • Terms of use
  • Privacy policy
  • Interest-based ads
  • Security
  • Help
  • Help center
  • Contact us
Click for the BBB Business Review of this Auto Listing Service in Cambridge MA
    • United States (EN)
    • Estados Unidos (ES)
    • Canada (EN)
    • Canada (FR)
    • United Kingdom

© 2025 CarGurus, Inc., All Rights Reserved.