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New GMC Sierra 1500 SLT for Sale near Whitby, ON

34 results
Whitby, ON
2026 GMC Sierra 1500 SLT Crew Cab 4WD

2026 GMC Sierra 1500

New car

$78,694

Burlington, ON
92 km 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 colour:
Summit White
Fuel type:
Gasoline
Interior colour:
JET BLACK, PERFORATED LEATHER-APPOINTED SEATING
Transmission:
Automatic
Mileage:
14
Stock number:
268853
VIN:
3GTUUDED0TG131633

2026 GMC Sierra 1500 SLT Crew Cab 4WD

2026 GMC Sierra 1500

New car

$79,914

Burlington, ON
92 km 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 colour:
Titanium Rush Metallic
Fuel type:
Gasoline
Interior colour:
JET BLACK, PERFORATED LEATHER-APPOINTED SEATING
Transmission:
Automatic
Mileage:
12
Stock number:
268869
VIN:
3GTUUDED5TG159993

2026 GMC Sierra 1500 SLT Crew Cab 4WD

2026 GMC Sierra 1500

New car

$81,969

Port Hope, ON
53 km 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 colour:
White
Fuel type:
Gasoline
Transmission:
Automatic
Mileage:
0
Stock number:
26375
VIN:
3GTUUDED7TG218770

2026 GMC Sierra 1500 SLT Crew Cab 4WD

2026 GMC Sierra 1500

New car

$82,440

Newmarket, ON
48 km away
Year:
2026
Make:
GMC
Model:
Sierra 1500
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Engine:
3L I6 Diesel
Exterior colour:
White
Fuel type:
Diesel
Transmission:
Automatic
Mileage:
0
Stock number:
G197830
VIN:
3GTUUDE89TG197830

2026 GMC Sierra 1500 SLT Crew Cab 4WD

2026 GMC Sierra 1500

New car

$82,564

Port Hope, ON
53 km 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 colour:
Red
Fuel type:
Gasoline
Transmission:
Automatic
Mileage:
0
Stock number:
26376
VIN:
3GTUUDED7TG217599

2026 GMC Sierra 1500 SLT Crew Cab 4WD

2026 GMC Sierra 1500

New car

$82,969

Port Hope, ON
53 km away
Year:
2026
Make:
GMC
Model:
Sierra 1500
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Engine:
3L I6 Diesel
Exterior colour:
White
Fuel type:
Diesel
Transmission:
Automatic
Mileage:
7
Stock number:
26202
VIN:
3GTUUDE8XTG140312

Preparing for a close up...

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2026 GMC Sierra 1500

New car

$83,926

Newmarket, ON
48 km 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 colour:
Black
Fuel type:
Gasoline
Interior colour:
Black
Transmission:
Automatic
Mileage:
0
Stock number:
G131174
VIN:
3GTUUDED5TG131174

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2026 GMC Sierra 1500

New car

$84,545

Ajax, ON
9 km 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 colour:
Red
Fuel type:
Gasoline
Transmission:
Automatic
Mileage:
9
Stock number:
18-260182
VIN:
3GTUUDED4TG111143

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2026 GMC Sierra 1500

New car

$85,403

Oshawa, ON
7 km 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 colour:
ONYX BLACK
Fuel type:
Gasoline
Transmission:
Automatic
Mileage:
70
Stock number:
260197-new
VIN:
3GTUUDED4TG154784

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2026 GMC Sierra 1500

New car

$85,889

Cobourg, ON
62 km away
Year:
2026
Make:
GMC
Model:
Sierra 1500
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Engine:
3L I6 Diesel
Exterior colour:
Volcanic Red Tintcoat
Fuel type:
Diesel
Interior colour:
Jet Black
Transmission:
Automatic
Mileage:
8
Stock number:
T20118A
VIN:
3GTUUDE82TG120118

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2026 GMC Sierra 1500

New car

$85,942

Orillia, ON
90 km 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
Fuel type:
Gasoline
Transmission:
Automatic
Mileage:
5
Stock number:
TG119929
VIN:
3GTUUDED5TG119929

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2026 GMC Sierra 1500

New car

$85,942

Orillia, ON
90 km 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 colour:
White
Fuel type:
Gasoline
Transmission:
Automatic
Mileage:
5
Stock number:
TG119409
VIN:
3GTUUDED1TG119409

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2026 GMC Sierra 1500

New car

$86,101

Barrie, ON
78 km 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 colour:
Red
Fuel type:
Gasoline
Transmission:
Automatic
Mileage:
90
Stock number:
TG154994
VIN:
3GTUUDED4TG154994

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2026 GMC Sierra 1500

New car

$86,179

Markham, ON
34 km 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 colour:
Black
Fuel type:
Gasoline
Interior colour:
Black
Transmission:
Automatic
Mileage:
5
Stock number:
TG154980
VIN:
3GTUUDED4TG154980

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2026 GMC Sierra 1500

New car

$86,519

Orillia, ON
90 km 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 colour:
Red
Fuel type:
Gasoline
Transmission:
Automatic
Mileage:
5
Stock number:
TG119926
VIN:
3GTUUDEDXTG119926

Preparing for a close up...

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2026 GMC Sierra 1500

New car

$88,418

Welland, ON
99 km 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 colour:
Onyx Black
Fuel type:
Gasoline
Interior colour:
Jet Black
Transmission:
Automatic
Mileage:
3
Stock number:
36351
VIN:
3GTUUDED0TG155320

Preparing for a close up...

Photos coming soon

2026 GMC Sierra 1500

New car

$88,418

Welland, ON
99 km 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 colour:
Sterling Metallic
Fuel type:
Gasoline
Interior colour:
Jet Black
Transmission:
Automatic
Mileage:
3
Stock number:
36353
VIN:
3GTUUDED4TG155322

Preparing for a close up...

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2026 GMC Sierra 1500

New car

$88,609

Thornhill, ON
40 km 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 colour:
Gray
Fuel type:
Gasoline
Transmission:
Automatic
Mileage:
0
Stock number:
26G49
VIN:
3GTUUDED9TG132375

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  3. / GMC Sierra 1500
  4. / SLT
  5. / Ontario
  6. / Whitby
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 9 and 14 MPG (or MPGe).

What fuel types are available?

Diesel, Flex Fuel Vehicle, Gasoline engines are available.

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