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New GMC Sierra 1500 SLT for Sale near Troy, IL

191 results
Troy, IL
2026 GMC Sierra 1500 SLT Crew Cab 4WD O'Fallon Buick GMC

2026 GMC Sierra 1500

New car | MSRP $71,300

$63,050

O'Fallon, MO
47 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:
Volcanic Red
Combined gas mileage:
17 MPG
Fuel type:
Gasoline
Interior color:
Black
Transmission:
Automatic
Stock number:
G26338
VIN:
3GTUUDEL5TG178129

Sponsored

2026 GMC Sierra 1500 SLT Crew Cab 4WD

2026 GMC Sierra 1500

New car

$60,593

Saint Louis, MO
28 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:
Sterling Metallic
Combined gas mileage:
17 MPG
Fuel type:
Gasoline
Interior color:
Dark Walnut/Slate Leather
Transmission:
Automatic
Mileage:
2
Stock number:
T260544
VIN:
3GTUUDEL5TG164327

Sponsored

2026 GMC Sierra 1500 SLT Crew Cab 4WD

2026 GMC Sierra 1500

New car | MSRP $66,440

$61,197

Belleville, IL
15 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
Fuel type:
Gasoline
Mileage:
5
Stock number:
G4655
VIN:
1GTUUDED4TZ253220

Sponsored

2026 GMC Sierra 1500 SLT Crew Cab 4WD

2026 GMC Sierra 1500

New car | MSRP $65,400

$53,068

Ellisville, MO
39 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:
Summit White
Fuel type:
Gasoline
Interior color:
Dark Walnut/Slate Leather
Mileage:
4
Stock number:
87154
VIN:
3GTUUDED4TG197957

2026 GMC Sierra 1500 SLT Crew Cab 4WD

2026 GMC Sierra 1500

New car | MSRP $66,340

$55,008

Saint Peters, MO
38 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:
Summit White
Combined gas mileage:
17 MPG
Fuel type:
Gasoline
Interior color:
Black
Transmission:
Automatic
Mileage:
5
Stock number:
53662
VIN:
3GTUUDED6TG152910

2026 GMC Sierra 1500 SLT Crew Cab 4WD

2026 GMC Sierra 1500

New car | MSRP $64,095

$49,587

Collinsville, IL
7 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:
2,271
Stock number:
L263179
VIN:
1GTUUDED9TZ256100

Preparing for a close up...

Photos coming soon

2026 GMC Sierra 1500

New car | MSRP $68,980

$54,910

Collinsville, IL
7 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:
7
Stock number:
L26878
VIN:
1GTUUDED0TZ154264

Preparing for a close up...

Photos coming soon

2026 GMC Sierra 1500

New car | MSRP $64,245

$49,720

Collinsville, IL
7 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:
Volcanic Red Tintcoat
Combined gas mileage:
17 MPG
Fuel type:
Gasoline
Interior color:
Dark Walnut/Slate
Transmission:
Automatic
Mileage:
2,483
Stock number:
L263236
VIN:
1GTUUDED6TZ258323

Preparing for a close up...

Photos coming soon

2026 GMC Sierra 1500

New car | MSRP $66,475

$51,693

Collinsville, IL
7 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:
2,406
Stock number:
L262672
VIN:
3GTUUDED2TG210575

Preparing for a close up...

Photos coming soon

2026 GMC Sierra 1500

New car | MSRP $66,475

$51,693

Collinsville, IL
7 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
Transmission:
Automatic
Mileage:
2,325
Stock number:
L263372
VIN:
3GTUUDED6TG227377

Preparing for a close up...

Photos coming soon

2026 GMC Sierra 1500

New car | MSRP $65,555

$50,879

Collinsville, IL
7 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:
2,825
Stock number:
L263240
VIN:
1GTUUDED1TZ256043

Preparing for a close up...

Photos coming soon

2026 GMC Sierra 1500

New car | MSRP $69,180

$57,587

Collinsville, IL
7 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:
Titanium Rush Metallic
Combined gas mileage:
24 MPG
Fuel type:
Diesel
Interior color:
Dark Walnut/Slate
Transmission:
Automatic
Mileage:
7
Stock number:
L263422
VIN:
3GTUUDE84TG222651

Preparing for a close up...

Photos coming soon

2026 GMC Sierra 1500

New car | MSRP $65,060

$50,441

Collinsville, IL
7 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:
Summit White
Combined gas mileage:
17 MPG
Fuel type:
Gasoline
Interior color:
Jet Black
Transmission:
Automatic
Mileage:
2,124
Stock number:
L263224
VIN:
1GTUUDED4TZ256313

Preparing for a close up...

Photos coming soon

2026 GMC Sierra 1500

New car | MSRP $70,280

$57,590

Collinsville, IL
7 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:
Onyx Black
Combined gas mileage:
17 MPG
Fuel type:
Gasoline
Interior color:
Jet Black
Transmission:
Automatic
Mileage:
7
Stock number:
L263613
VIN:
3GTUUDEL6TG239598

Preparing for a close up...

Photos coming soon

2026 GMC Sierra 1500

New car | MSRP $68,735

$56,093

Ellisville, MO
39 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 Leather
Transmission:
Automatic
Mileage:
68
Stock number:
87375
VIN:
3GTUUDEDXTG274590

Preparing for a close up...

Photos coming soon

2026 GMC Sierra 1500

New car | MSRP $68,535

$53,516

Collinsville, IL
7 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:
Volcanic Red Tintcoat
Combined gas mileage:
17 MPG
Fuel type:
Gasoline
Interior color:
Jet Black
Transmission:
Automatic
Mileage:
2,152
Stock number:
L262681
VIN:
3GTUUDED9TG210847

Preparing for a close up...

Photos coming soon

2026 GMC Sierra 1500

New car | MSRP $69,085

$55,995

Collinsville, IL
7 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:
7
Stock number:
L263735
VIN:
3GTUUDED5TG246552

Preparing for a close up...

Photos coming soon

2026 GMC Sierra 1500

New car | MSRP $66,475

$51,693

Collinsville, IL
7 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:
Titanium Rush Metallic
Combined gas mileage:
17 MPG
Fuel type:
Gasoline
Interior color:
Dark Walnut/Slate
Transmission:
Automatic
Mileage:
2,426
Stock number:
L263044
VIN:
3GTUUDED7TG221992

Preparing for a close up...

Photos coming soon

2026 GMC Sierra 1500

New car | MSRP $68,385

$55,384

Collinsville, IL
7 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:
Titanium Rush Metallic
Combined gas mileage:
17 MPG
Fuel type:
Gasoline
Interior color:
Jet Black
Transmission:
Automatic
Mileage:
7
Stock number:
L262670
VIN:
3GTUUDEDXTG210856

Preparing for a close up...

Photos coming soon

2026 GMC Sierra 1500

New car | MSRP $69,680

$56,551

Collinsville, IL
7 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
Transmission:
Automatic
Mileage:
7
Stock number:
L263180
VIN:
1GTUUDED9TZ254461

Preparing for a close up...

Photos coming soon

2026 GMC Sierra 1500

New car | MSRP $65,555

$50,879

Collinsville, IL
7 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
Transmission:
Automatic
Mileage:
2,329
Stock number:
L263062
VIN:
1GTUUDED9TZ254525

Preparing for a close up...

Photos coming soon

2026 GMC Sierra 1500

New car | MSRP $67,075

$52,224

Collinsville, IL
7 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:
Dark Walnut/Slate
Transmission:
Automatic
Mileage:
3,350
Stock number:
L263237
VIN:
1GTUUDED6TZ256149

Preparing for a close up...

Photos coming soon

2026 GMC Sierra 1500

New car | MSRP $67,390

$52,503

Collinsville, IL
7 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:
2,437
Stock number:
L262795
VIN:
3GTUUDED4TG214644

Preparing for a close up...

Photos coming soon

2026 GMC Sierra 1500

New car | MSRP $66,475

$53,693

Collinsville, IL
7 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:
7
Stock number:
L263285
VIN:
3GTUUDED7TG227209

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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.

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