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 3500HD SLT for Sale near Eaton, CO

36 results
Eaton, CO
2024 GMC Sierra 3500HD SLT Crew Cab 4WD AutoNation Buick GMC Park Meadows

2024 GMC Sierra 3500HD

SLT Crew Cab 4WD

32,566 miles

$67,714

Fair Deal
Lone Tree, CO
68 mi away
Year:
2024
Make:
GMC
Model:
Sierra 3500HD
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Engine:
470 hp 6.6L V8 Biodiesel
Exterior color:
Volcanic Red Tintcoat
Fuel type:
Biodiesel
Interior color:
Jet Black
Transmission:
Automatic
Mileage:
32,566
Stock number:
RF373572
VIN:
1GT49UEY1RF373572

Sponsored

2021 GMC Sierra 3500HD SLT Crew Cab 4WD

2021 GMC Sierra 3500HD

SLT Crew Cab 4WD

54,363 miles

$55,998

Fair Deal
Castle Rock, CO
82 mi away
Year:
2021
Make:
GMC
Model:
Sierra 3500HD
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Engine:
6.6L V8 Biodiesel
Exterior color:
Summit White
Fuel type:
Biodiesel
Interior color:
Dark Walnut/Slate
Transmission:
Automatic
Mileage:
54,363
Stock number:
MF112218A
VIN:
1GT49UEY4MF112218

Sponsored

2022 GMC Sierra 3500HD SLT Crew Cab 4WD

2022 GMC Sierra 3500HD

SLT Crew Cab 4WD

60,825 miles

$48,291

Good Deal
Certified Pre-Owned
Denver, CO
66 mi away
Year:
2022
Make:
GMC
Model:
Sierra 3500HD
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Engine:
401 hp 6.6L V8
Exterior color:
Black (Ebony Twilight Metallic)
Fuel type:
Gasoline
Interior color:
Jet Black
Transmission:
6-Speed Automatic
Mileage:
60,825
Stock number:
C63568A
VIN:
1GT49UE77NF174754

Sponsored

2022 GMC Sierra 3500HD SLT Crew Cab 4WD

2022 GMC Sierra 3500HD

SLT Crew Cab 4WD

60,825 miles

$48,291

Good Deal
Certified Pre-Owned
Denver, CO
66 mi away
Year:
2022
Make:
GMC
Model:
Sierra 3500HD
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Engine:
401 hp 6.6L V8
Exterior color:
Black (Ebony Twilight Metallic)
Fuel type:
Gasoline
Interior color:
Jet Black
Transmission:
6-Speed Automatic
Mileage:
60,825
Stock number:
C63568A
VIN:
1GT49UE77NF174754

Preparing for a close up...

Photos coming soon

2021 GMC Sierra 3500HD

SLT Crew Cab 4WD

54,363 miles

$55,998

Fair Deal
Castle Rock, CO
82 mi away
Year:
2021
Make:
GMC
Model:
Sierra 3500HD
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Engine:
6.6L V8 Biodiesel
Exterior color:
Summit White
Fuel type:
Biodiesel
Interior color:
Dark Walnut/Slate
Transmission:
Automatic
Mileage:
54,363
Stock number:
MF112218A
VIN:
1GT49UEY4MF112218

Preparing for a close up...

Photos coming soon

2018 GMC Sierra 3500HD

SLT Crew Cab 4WD

80,443 miles

$46,988

Fair Deal
Denver, CO
62 mi away
Year:
2018
Make:
GMC
Model:
Sierra 3500HD
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:
80,443
Stock number:
B51304
VIN:
1GT42XCY5JF261368

Preparing for a close up...

Photos coming soon

2024 GMC Sierra 3500HD

SLT Crew Cab 4WD

32,566 miles

$67,714

Fair Deal
Lone Tree, CO
68 mi away
Year:
2024
Make:
GMC
Model:
Sierra 3500HD
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Engine:
470 hp 6.6L V8 Biodiesel
Exterior color:
Volcanic Red Tintcoat
Fuel type:
Biodiesel
Interior color:
Jet Black
Transmission:
Automatic
Mileage:
32,566
Stock number:
RF373572
VIN:
1GT49UEY1RF373572

Preparing for a close up...

Photos coming soon

2018 GMC Sierra 3500HD

SLT Crew Cab 4WD

80,443 miles

$46,988

Fair Deal
Denver, CO
62 mi away
Year:
2018
Make:
GMC
Model:
Sierra 3500HD
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:
80,443
Stock number:
B51304
VIN:
1GT42XCY5JF261368

Sponsored

  1. Home
  2. / Used Cars
  3. / GMC Sierra 3500HD
  4. / SLT
  5. / Colorado
  6. / Eaton
  • GMC Sierra 3500HD Denali in Eaton CO

  • GMC Sierra 3500HD SLT in Eaton CO

  • GMC Sierra 3500HD SLE in Eaton CO

  • GMC Sierra 3500HD Base in Eaton CO

  • GMC Sierra 3500HD Work Truck in Eaton CO

  • GMC Sierra 3500HD SLE1 in Eaton CO

  • GMC Sierra 3500HD RWD

  • GMC Sierra 3500HD SLE2 in Eaton CO

  • GMC Sierra 3500HD in Fort Collins CO

  • GMC Sierra 3500HD in Longmont CO

  • GMC Sierra 3500HD in Cheyenne WY

  • GMC Sierra 3500HD in Denver CO

  • GMC Sierra 3500HD in Laramie WY

  • GMC Sierra 3500HD in Castle Rock CO

  • GMC Sierra 3500HD in Colorado Springs CO

  • GMC Sierra 3500HD in Pueblo CO

  • GMC Sierra 3500HD in Casper WY

  • GMC Sierra 3500HD in Eaton CO

  • OBS 1990s-era Chevy and Ford Trucks for Sale in Eaton CO

  • Used GMC Electric Cars for Sale

  • Lifted GMC trucks for sale in Eaton CO

  • Reliable Cars for Sale in Eaton CO

  • One Ton Trucks for Sale in Eaton CO

  • GM Certified Preowned Vehicles for Sale Near Eaton CO

  • Reliable Cheap Cars For Sale in Eaton CO

  • 2019 GMC Sierra 3500HD SLT in Eaton CO

  • 2018 GMC Sierra 3500HD SLT in Eaton CO

  • 2017 GMC Sierra 3500HD SLT in Eaton CO

  • 2016 GMC Sierra 3500HD SLT in Eaton CO

  • 2015 GMC Sierra 3500HD SLT in Eaton CO

  • 2014 GMC Sierra 3500HD SLT in Eaton CO

  • 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

  • Johnson Auto Plaza

  • Mike Maroone Chevrolet Buick GMC Longmont

  • Mike Maroone Cadillac Buick GMC

  • Loveland Buick GMC

  • Markley Motors

  • Transwest GMC Isuzu

  • Halladay Motors

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.