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

New GMC Sierra 1500 SLT for Sale near Sebastian, FL

190 results
Sebastian, FL
2026 GMC Sierra 1500 SLT Crew Cab 4WD Starling GMC

2026 GMC Sierra 1500

New car | MSRP $67,940

$62,652

Titusville, FL
58 mi away
Year:
2026
Make:
GMC
Model:
Sierra 1500
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Engine:
355 hp 5.3L V8
Exterior color:
Glacier White Tricoat
Combined gas mileage:
17 MPG
Fuel type:
Gasoline
Interior color:
Black
Transmission:
Automatic
Mileage:
10
Stock number:
TG154442
VIN:
3GTUUDED9TG154442

Sponsored

2026 GMC Sierra 1500 SLT Crew Cab 4WD

2026 GMC Sierra 1500

New car | MSRP $71,328

$64,666

Bartow, FL
83 mi away
Year:
2026
Make:
GMC
Model:
Sierra 1500
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Exterior color:
Glacier White Tricoat
Interior color:
Dark Walnut/Slate
Transmission:
Automatic
Mileage:
10
Stock number:
26552
VIN:
3GTUUDEL8TG249405

Sponsored

2026 GMC Sierra 1500 SLT Crew Cab 4WD

2026 GMC Sierra 1500

New car | MSRP $70,335

$64,802

Stuart, FL
46 mi away
Year:
2026
Make:
GMC
Model:
Sierra 1500
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Engine:
3L I6 Diesel
Exterior color:
Summit White
Combined gas mileage:
24 MPG
Fuel type:
Diesel
Interior color:
Dark Walnut/Slate
Transmission:
Automatic
Mileage:
8
Stock number:
TG237598
VIN:
3GTUUDE82TG237598

Sponsored

2026 GMC Sierra 1500 SLT Crew Cab 4WD

2026 GMC Sierra 1500

New car | MSRP $68,039

$56,292

Winter Haven, FL
77 mi away
Year:
2026
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 Perforated Leather Appointed Front Outbo
Transmission:
Automatic
Mileage:
6
Stock number:
243143
VIN:
3GTUUDED6TG243143

2026 GMC Sierra 1500 SLT Crew Cab 4WD

2026 GMC Sierra 1500

New car | MSRP $67,474

$55,229

Winter Haven, FL
77 mi away
Year:
2026
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:
17 MPG
Fuel type:
Gasoline
Interior color:
Jet Black Perforated Leather Appointed Front Outbo
Transmission:
Automatic
Mileage:
6
Stock number:
201645
VIN:
3GTUUDED7TG201645

Preparing for a close up...

Photos coming soon

2026 GMC Sierra 1500

New car | MSRP $68,074

Negotiable

Winter Haven, FL
77 mi away
Year:
2026
Make:
GMC
Model:
Sierra 1500
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Engine:
355 hp 5.3L V8
Exterior color:
Glacier White Tricoat
Combined gas mileage:
17 MPG
Fuel type:
Gasoline
Interior color:
Jet Black Perforated Leather Appointed Front Outbo
Transmission:
Automatic
Mileage:
6
Stock number:
218772
VIN:
3GTUUDED0TG218772

Preparing for a close up...

Photos coming soon

2026 GMC Sierra 1500

New car | MSRP $68,039

$56,339

Winter Haven, FL
77 mi away
Year:
2026
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:
17 MPG
Fuel type:
Gasoline
Interior color:
Jet Black Perforated Leather Appointed Front Outbo
Transmission:
Automatic
Mileage:
4
Stock number:
243145
VIN:
3GTUUDEDXTG243145

Preparing for a close up...

Photos coming soon

2026 GMC Sierra 1500

New car | MSRP $67,474

$55,329

Winter Haven, FL
77 mi away
Year:
2026
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:
17 MPG
Fuel type:
Gasoline
Interior color:
Jet Black Perforated Leather Appointed Front Outbo
Transmission:
Automatic
Mileage:
7
Stock number:
213981
VIN:
3GTUUDED6TG213981

Preparing for a close up...

Photos coming soon

2026 GMC Sierra 1500

New car | MSRP $64,095

$55,281

Lakeland, FL
91 mi away
Year:
2026
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:
17 MPG
Fuel type:
Gasoline
Interior color:
Jet Black
Transmission:
Automatic
Mileage:
5
Stock number:
26T117
VIN:
3GTUUDED1TG221115

Preparing for a close up...

Photos coming soon

2026 GMC Sierra 1500

New car | MSRP $68,639

$57,747

Winter Haven, FL
77 mi away
Year:
2026
Make:
GMC
Model:
Sierra 1500
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Engine:
355 hp 5.3L V8
Exterior color:
Glacier White Tricoat
Combined gas mileage:
17 MPG
Fuel type:
Gasoline
Interior color:
Jet Black Perforated Leather Appointed Front Outbo
Transmission:
Automatic
Mileage:
6
Stock number:
243144
VIN:
3GTUUDED8TG243144

Preparing for a close up...

Photos coming soon

2026 GMC Sierra 1500

New car | MSRP $68,239

$56,346

Winter Haven, FL
77 mi away
Year:
2026
Make:
GMC
Model:
Sierra 1500
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Engine:
355 hp 5.3L V8
Exterior color:
Glacier White Tricoat
Combined gas mileage:
17 MPG
Fuel type:
Gasoline
Interior color:
Jet Black Perforated Leather Appointed Front Outbo
Transmission:
Automatic
Mileage:
6
Stock number:
221263
VIN:
3GTUUDED5TG221263

Preparing for a close up...

Photos coming soon

2026 GMC Sierra 1500

New car | MSRP $67,639

$55,704

Winter Haven, FL
77 mi away
Year:
2026
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:
17 MPG
Fuel type:
Gasoline
Interior color:
Jet Black Perforated Leather Appointed Front Outbo
Transmission:
Automatic
Mileage:
6
Stock number:
221350
VIN:
3GTUUDED0TG221350

Preparing for a close up...

Photos coming soon

2026 GMC Sierra 1500

New car | MSRP $69,269

$59,206

Winter Haven, FL
77 mi away
Year:
2026
Make:
GMC
Model:
Sierra 1500
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Engine:
3L I6 Diesel
Exterior color:
Glacier White Tricoat
Combined gas mileage:
24 MPG
Fuel type:
Diesel
Interior color:
Jet Black Perforated Leather Appointed Front Outbo
Transmission:
Automatic
Mileage:
6
Stock number:
245902
VIN:
3GTUUDE88TG245902

Preparing for a close up...

Photos coming soon

2026 GMC Sierra 1500

New car | MSRP $72,174

$61,924

Fort Pierce, FL
31 mi away
Year:
2026
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:
17 MPG
Fuel type:
Gasoline
Interior color:
Black
Transmission:
Automatic
Mileage:
5
Stock number:
TG232294
VIN:
3GTUUDEL6TG232294

Preparing for a close up...

Photos coming soon

2025 GMC Sierra 1500

New car

Negotiable

Bartow, FL
83 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:
8
Stock number:
25223
VIN:
3GTUUDED9SG174916

  1. Home
  2. / New Cars
  3. / GMC Sierra 1500
  4. / SLT
  5. / Florida
  6. / Sebastian
FAQs

GMC Sierra 1500 SLT FAQs

What is the fuel economy of the GMC Sierra 1500 SLT?

Depending on the engine and options, the GMC Sierra 1500 SLT gets between 14 and 24 MPG (or EV battery range).

What fuel types are available?

Diesel, Flex Fuel Vehicle, Gasoline engines are available.

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.