New GMC Sierra 1500 SLT for Sale near St Catharines, ON

26 results

St Catharines, ON

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2026 GMC Sierra 1500

New car

$78,694

Burlington, ON

49 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

New car

$79,914

Burlington, ON

49 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

2025 GMC Sierra 1500

New car

$84,073

Cambridge, ON

91 km 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 colour:: Red
Fuel type:: Gasoline
Interior colour:: Black
Transmission:: Automatic
Mileage:: 6,425
Stock number:: D251071
VIN:: 3GTUUDEDXSG387342

2026 GMC Sierra 1500

New car

$84,545

Ajax, ON

77 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

87 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

$86,179

Markham, ON

76 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

$88,418

Welland, ON

16 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

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2026 GMC Sierra 1500

New car

$88,418

Welland, ON

16 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

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2026 GMC Sierra 1500

New car

$88,609

Thornhill, ON

72 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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2026 GMC Sierra 1500

New car

$91,507

Welland, ON

16 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:: Volcanic Red Tintcoat
Fuel type:: Gasoline
Interior colour:: Jet Black
Transmission:: Automatic
Mileage:: 3
Stock number:: 36197
VIN:: 3GTUUDED8TG104373

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2026 GMC Sierra 1500

New car

$91,590

Milton, ON

64 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:: 65
Stock number:: 147531
VIN:: 3GTUUDED6TG147531

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2026 GMC Sierra 1500

New car

$93,057

Welland, ON

16 km 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 colour:: Sterling Metallic
Fuel type:: Gasoline
Interior colour:: Jet Black
Transmission:: Automatic
Mileage:: 6
Stock number:: 36196
VIN:: 3GTUUDEL8TG110942

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.