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New GMC Sierra 1500 SLT for Sale nearO Fallon, IL

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268 vehicles found

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:
Glacier White Tricoat
Combined gas mileage:
17 MPG
Fuel type:
Gasoline
Interior color:
Jet Black Leather
Transmission:
Automatic
Mileage:
1
Stock #:
T260503
VIN:
3GTUUDEL6TG165650
Glacier White Tricoat 2026 GMC Sierra 1500 Pickup Truck Four-Wheel Drive Automatic
Dave Sinclair Buick GMC

Sponsored by Dave Sinclair Buick GMC

2026 GMC Sierra 1500

SLT Crew Cab 4WD

New car

Saint Louis, MO
25 mi away

New car

$60,111

Year:
2026
Make:
GMC
Model:
Sierra 1500
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Engine:
3L I6 Diesel
Exterior color:
Onyx Black
Combined gas mileage:
24 MPG
Fuel type:
Diesel
Interior color:
Black
Transmission:
Automatic
Mileage:
1
Stock #:
53890
VIN:
3GTUUDE85TG396745
Onyx Black 2026 GMC Sierra 1500 Pickup Truck Four-Wheel Drive Automatic
New arrival

Sponsored Listing

2026 GMC Sierra 1500

SLT Crew Cab 4WD

New car

Saint Peters, MO
39 mi away

New car

MSRP $70,465

$63,715

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:
Black
Transmission:
Automatic
Stock #:
G26730
VIN:
3GTUUDED3TG353955
Onyx Black 2026 GMC Sierra 1500 Pickup Truck Four-Wheel Drive Automatic

 

2026 GMC Sierra 1500

SLT Crew Cab 4WD

New car

O'Fallon, MO
47 mi away

New car

MSRP $68,065

$57,948

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:
Black
Transmission:
Automatic
Stock #:
G26719
VIN:
3GTUUDED3TG353776
Onyx Black 2026 GMC Sierra 1500 Pickup Truck Four-Wheel Drive Automatic

 

2026 GMC Sierra 1500

SLT Crew Cab 4WD

New car

O'Fallon, MO
47 mi away

New car

MSRP $68,065

$57,948

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:
2,743
Stock #:
L264765
VIN:
1GTUUDED2TZ330425
Onyx Black 2026 GMC Sierra 1500 Pickup Truck Four-Wheel Drive Automatic
New arrival

 

2026 GMC Sierra 1500

SLT Crew Cab 4WD

New car

Collinsville, IL
8 mi away

New car

MSRP $61,690

$46,988

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 #:
G26338
VIN:
3GTUUDEL5TG178129
Volcanic Red 2026 GMC Sierra 1500 Pickup Truck Four-Wheel Drive Automatic

 

2026 GMC Sierra 1500

SLT Crew Cab 4WD

New car

O'Fallon, MO
47 mi away

New car

MSRP $71,300

$61,876

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 16 and 24 MPG (or EV battery range).
What fuel types are available?
Diesel, Flex Fuel Vehicle, Gasoline engines are available.

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