New GMC Sierra 1500 AT4 for Sale near Brockville, ON

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Brockville, ON

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2026 GMC Sierra 1500

New car

$80,379

Trenton, ON

159 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:: Black
Combined gas mileage:: 11 L/100km
Fuel type:: Diesel
Interior colour:: Black
Transmission:: Automatic
Mileage:: 8
Stock number:: 8546
VIN:: 3GTUUEE80TG256172

2026 GMC Sierra 1500

New car

$80,479

Trenton, ON

159 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:: Black
Combined gas mileage:: 11 L/100km
Fuel type:: Diesel
Interior colour:: Black
Transmission:: Automatic
Mileage:: 10
Stock number:: 7940
VIN:: 3GTUUEE80TG100990

2026 GMC Sierra 1500

New car

$80,659

Trenton, ON

159 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:: Red
Combined gas mileage:: 11 L/100km
Fuel type:: Diesel
Interior colour:: Black
Transmission:: Automatic
Mileage:: 10
Stock number:: 8609
VIN:: 1GTUUEE85TZ300294

2026 GMC Sierra 1500

New car

$81,069

Trenton, ON

159 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
Combined gas mileage:: 11 L/100km
Fuel type:: Diesel
Interior colour:: Black
Transmission:: Automatic
Stock number:: 7OD53292283
VIN:: 1GTUUEE84TZ298697

2026 GMC Sierra 1500

New car

$81,794

Cobourg, ON

210 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:: Onyx Black
Combined gas mileage:: 11 L/100km
Fuel type:: Diesel
Interior colour:: Jet Black
Transmission:: Automatic
Mileage:: 7
Stock number:: T24727A
VIN:: 3GTUUEE82TG224727

2026 GMC Sierra 1500

New car

$81,984

Trenton, ON

159 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:: Silver
Combined gas mileage:: 11 L/100km
Fuel type:: Diesel
Interior colour:: Black
Transmission:: Automatic
Mileage:: 9
Stock number:: 8558
VIN:: 3GTUUEE85TG249329

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2026 GMC Sierra 1500

New car

$82,959

Trenton, ON

159 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
Combined gas mileage:: 11 L/100km
Fuel type:: Diesel
Interior colour:: Black
Transmission:: Automatic
Mileage:: 9
Stock number:: 8495
VIN:: 3GTUUEE87TG241118

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2026 GMC Sierra 1500

New car

$83,009

Trenton, ON

159 km away

Year:: 2026
Make:: GMC
Model:: Sierra 1500
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Exterior colour:: Gray
Interior colour:: Black
Transmission:: Automatic
Mileage:: 13
Stock number:: 8037
VIN:: 3GTUUEEL1TG116717

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2026 GMC Sierra 1500

New car

$84,179

Trenton, ON

159 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
Combined gas mileage:: 11 L/100km
Fuel type:: Diesel
Interior colour:: Black
Transmission:: Automatic
Mileage:: 53
Stock number:: 7934
VIN:: 3GTUUEE89TG100115

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2026 GMC Sierra 1500

New car

$84,454

Trenton, ON

159 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
Combined gas mileage:: 11 L/100km
Fuel type:: Diesel
Interior colour:: Black
Transmission:: Automatic
Stock number:: 7OD53292317
VIN:: 1GTUUEE84TZ301761

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2026 GMC Sierra 1500

New car

$85,169

Cobourg, ON

210 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:: Onyx Black
Combined gas mileage:: 11 L/100km
Fuel type:: Diesel
Interior colour:: Jet Black
Transmission:: Automatic
Mileage:: 4
Stock number:: T46234
VIN:: 3GTUUEE81TG246234

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2026 GMC Sierra 1500

New car

$85,169

Cobourg, ON

210 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:: Summit White
Combined gas mileage:: 11 L/100km
Fuel type:: Diesel
Interior colour:: Jet Black
Transmission:: Automatic
Mileage:: 5
Stock number:: T49685
VIN:: 3GTUUEE85TG249685

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2026 GMC Sierra 1500

New car

$85,184

Trenton, ON

159 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:: Silver
Combined gas mileage:: 11 L/100km
Fuel type:: Diesel
Interior colour:: Black
Transmission:: Automatic
Stock number:: 7OD53223841
VIN:: 1GTUUEE89TZ296637

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2026 GMC Sierra 1500

New car

$85,184

Trenton, ON

159 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
Combined gas mileage:: 11 L/100km
Fuel type:: Diesel
Interior colour:: Black
Transmission:: Automatic
Stock number:: 7OD53259977
VIN:: 1GTUUEE8XTZ298820

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2026 GMC Sierra 1500

New car

$85,244

Saint-Jérôme, QC

185 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:: Summit White
Combined gas mileage:: 15 L/100km
Fuel type:: Gasoline
Interior colour:: Perforated Front Leather seating surfaces - Jet Bl
Transmission:: Automatic
Mileage:: 112
Stock number:: 26743
VIN:: 3GTUUEEL1TG247047

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2026 GMC Sierra 1500

New car

$85,484

Trenton, ON

159 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:: Black
Combined gas mileage:: 11 L/100km
Fuel type:: Diesel
Interior colour:: Black
Transmission:: Automatic
Mileage:: 9
Stock number:: 8527
VIN:: 3GTUUEE8XTG248838

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2026 GMC Sierra 1500

New car

$85,679

Trenton, ON

159 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:: Brown (Tan)
Combined gas mileage:: 11 L/100km
Fuel type:: Diesel
Interior colour:: Black
Transmission:: Automatic
Mileage:: 7
Stock number:: 8544
VIN:: 3GTUUEE84TG256255

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2026 GMC Sierra 1500

New car

$85,889

Trenton, ON

159 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:: Black
Combined gas mileage:: 11 L/100km
Fuel type:: Diesel
Interior colour:: Black
Transmission:: Automatic
Mileage:: 8
Stock number:: 8662
VIN:: 1GTUUEE8XTZ302462

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2026 GMC Sierra 1500

New car

$85,889

Trenton, ON

159 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:: Black
Combined gas mileage:: 11 L/100km
Fuel type:: Diesel
Interior colour:: Black
Transmission:: Automatic
Mileage:: 10
Stock number:: 8543
VIN:: 1GTUUEE85TZ273159

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2026 GMC Sierra 1500

New car

$85,908

Trenton, ON

159 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
Combined gas mileage:: 11 L/100km
Fuel type:: Diesel
Interior colour:: Black
Transmission:: Automatic
Stock number:: 8121
VIN:: 3GTUUEE89TG138329

Reviews

FAQs

5 Overall rating

(2 reviews)

Anonymous

5.0

Reviewed a 2019 GMC AT4 Crew Cab 4WD on Sep. 08, 2024

The truck had all the features I wanted and the price was in-line, or better with others in my search.

Amjad I

5.0

Reviewed a 2019 GMC AT4 Crew Cab 4WD on Aug. 06, 2024

Great prices. The truck that I purchased is in good condition and it looks like that it was serviced.

GMC Sierra 1500 AT4 FAQs

What is the fuel economy of the GMC Sierra 1500 AT4?

Depending on the engine and options, the GMC Sierra 1500 AT4 gets between 9 and 14 L/100km (or EV battery range).

What fuel types are available?

Diesel, Gasoline engines are available.