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 2500HD SLT for Sale near Unityville, PA

102 results
Unityville, PA
2024 GMC Sierra 2500HD SLT Crew Cab 4WD

2024 GMC Sierra 2500HD

SLT Crew Cab 4WD

37,161 miles

$56,999

Good Deal
Certified Pre-Owned
Elmira, NY
65 mi away
Year:
2024
Make:
GMC
Model:
Sierra 2500HD
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Engine:
401 hp 6.6L V8
Exterior color:
White
Fuel type:
Gasoline
Transmission:
Automatic
Mileage:
37,161
Stock number:
PG26-69A
VIN:
1GT49NE76RF163515

Sponsored

2024 GMC Sierra 2500HD SLT Crew Cab 4WD

2024 GMC Sierra 2500HD

SLT Crew Cab 4WD

2,528 miles

$66,336

Fair Deal
Certified Pre-Owned
New Holland, PA
82 mi away
Year:
2024
Make:
GMC
Model:
Sierra 2500HD
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Engine:
401 hp 6.6L V8
Exterior color:
Sterling Metallic
Fuel type:
Gasoline
Interior color:
Jet Black
Transmission:
Automatic
Mileage:
2,528
Stock number:
26056A
VIN:
1GT49NE70RF297176

Sponsored

2024 GMC Sierra 2500HD SLT Crew Cab 4WD

2024 GMC Sierra 2500HD

SLT Crew Cab 4WD

11,868 miles

$67,024

Fair Deal
Certified Pre-Owned
Quakertown, PA
82 mi away
Year:
2024
Make:
GMC
Model:
Sierra 2500HD
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Engine:
470 hp 6.6L V8 Biodiesel
Exterior color:
Onyx Black
Fuel type:
Biodiesel
Mileage:
11,868
Stock number:
2318
VIN:
1GT49NEY8RF220547

Sponsored

2020 GMC Sierra 2500HD SLT Crew Cab 4WD

2020 GMC Sierra 2500HD

SLT Crew Cab 4WD

106,766 miles

$36,990

Good Deal
Wyoming, PA
37 mi away
Year:
2020
Make:
GMC
Model:
Sierra 2500HD
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Engine:
401 hp 6.6L V8
Exterior color:
White Frost Tricoat
Fuel type:
Gasoline
Interior color:
Jet Black
Transmission:
Automatic
Mileage:
106,766
Stock number:
306770
VIN:
1GT49NE73LF168386

Preparing for a close up...

Photos coming soon

2018 GMC Sierra 2500HD

SLT Crew Cab SB 4WD

150,545 miles

$34,995

Good Deal
Schnecksville, PA
63 mi away
Year:
2018
Make:
GMC
Model:
Sierra 2500HD
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Engine:
6.6L V8 Biodiesel
Exterior color:
White
Fuel type:
Biodiesel
Interior color:
Black
Transmission:
6-Speed Automatic
Mileage:
150,545
Stock number:
272158
VIN:
1GT12TEY4JF272158

  1. Home
  2. / Used Cars
  3. / GMC Sierra 2500HD
  4. / SLT
  5. / Pennsylvania
  6. / Unityville
  • GMC Sierra 2500HD Denali in Unityville PA

  • GMC Sierra 2500HD SLT in Unityville PA

  • GMC Sierra 2500HD SLE in Unityville PA

  • GMC Sierra 2500HD Base in Unityville PA

  • GMC Sierra 2500HD Work Truck in Unityville PA

  • GMC Sierra 2500HD SLE1 in Unityville PA

  • GMC Sierra 2500HD SLE2 in Unityville PA

  • GMC Sierra 2500HD in Williamsport PA

  • GMC Sierra 2500HD in Wilkes Barre PA

  • GMC Sierra 2500HD in Elmira NY

  • GMC Sierra 2500HD in Binghamton NY

  • GMC Sierra 2500HD in Harrisburg PA

  • GMC Sierra 2500HD in Reading PA

  • GMC Sierra 2500HD in Allentown PA

  • GMC Sierra 2500HD in State College PA

  • GMC Sierra 2500HD in Lancaster PA

  • GMC Sierra 2500HD in Unityville PA

  • OBS 1990s-era Chevy and Ford Trucks for Sale in Unityville PA

  • Used GMC Electric Cars for Sale

  • Lifted GMC trucks for sale in Unityville PA

  • Work Trucks for Sale in Unityville PA

  • GM Certified Preowned Vehicles for Sale Near Unityville PA

  • 3/4 Ton Trucks for Sale in Unityville PA

  • 2019 GMC Sierra 2500HD SLT in Unityville PA

  • 2018 GMC Sierra 2500HD SLT in Unityville PA

  • 2017 GMC Sierra 2500HD SLT in Unityville PA

  • 2016 GMC Sierra 2500HD SLT in Unityville PA

  • 2015 GMC Sierra 2500HD SLT in Unityville PA

  • 2014 GMC Sierra 2500HD SLT in Unityville PA

  • 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

  • Blaise Alexander GMC of Hazleton

  • Blaise Alexander Chevrolet GMC of Selinsgrove

  • Sherwood Groves Auto Group

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

© 2026 CarGurus, Inc., All Rights Reserved.