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New GMC Sierra 1500 SLT for Sale near Millbrook, ON

82 results
Bethany, ON
2025 GMC Sierra 1500 SLT Crew Cab 4WD

2025 GMC Sierra 1500

New car

$74,663

Arnprior, ON
227 km away
Year:
2025
Make:
GMC
Model:
Sierra 1500
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Engine:
420 hp 6.2L V8
Exterior colour:
White
Fuel type:
Gasoline
Interior colour:
Black
Transmission:
Automatic
Mileage:
325
Stock number:
2025307
VIN:
3GTUUDEL4SG386646

2026 GMC Sierra 1500 SLT Crew Cab 4WD

2026 GMC Sierra 1500

New car

$77,064

Tillsonburg, ON
208 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
Combined gas mileage:
14 L/100km
Fuel type:
Gasoline
Interior colour:
Black
Transmission:
Automatic
Mileage:
106
Stock number:
26G88
VIN:
3GTUUDED5TG116819

2026 GMC Sierra 1500 SLT Crew Cab 4WD

2026 GMC Sierra 1500

New car

$78,087

Parry Sound, ON
184 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
Combined gas mileage:
14 L/100km
Fuel type:
Gasoline
Interior colour:
JET BLACK
Transmission:
Automatic
Mileage:
10
Stock number:
30186
VIN:
3GTUUDED0TG258737

2026 GMC Sierra 1500 SLT Crew Cab 4WD

2026 GMC Sierra 1500

New car

$78,501

Alliston, ON
110 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:
Silver
Combined gas mileage:
14 L/100km
Fuel type:
Gasoline
Interior colour:
Black
Transmission:
Automatic
Mileage:
0
Stock number:
18375
VIN:
3GTUUDED2TG241079

2026 GMC Sierra 1500 SLT Crew Cab 4WD

2026 GMC Sierra 1500

New car

$78,547

Collingwood, ON
140 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:
GAZ Summit White
Combined gas mileage:
14 L/100km
Fuel type:
Gasoline
Interior colour:
H1Y Jet Black
Transmission:
Automatic
Mileage:
2
Stock number:
26178
VIN:
3GTUUDED7TG211494

2026 GMC Sierra 1500 SLT Crew Cab 4WD

2026 GMC Sierra 1500

New car

$79,170

Trenton, ON
75 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
Combined gas mileage:
14 L/100km
Fuel type:
Gasoline
Transmission:
Automatic
Mileage:
11
Stock number:
8212-new
VIN:
3GTUUDED9TG166977

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2026 GMC Sierra 1500

New car

$79,601

Alliston, ON
110 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
Combined gas mileage:
14 L/100km
Fuel type:
Gasoline
Interior colour:
Black
Transmission:
Automatic
Mileage:
0
Stock number:
18380
VIN:
3GTUUDED6TG238959

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2026 GMC Sierra 1500

New car

$79,773

Kemptville, ON
249 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:
Sterling Metallic
Combined gas mileage:
10 L/100km
Fuel type:
Diesel
Interior colour:
JET BLACK, PERFORATED LEATHER-APPOINTED FRONT OUTB
Transmission:
Automatic
Mileage:
50
Stock number:
26-211
VIN:
3GTUUDE85TG240267

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2026 GMC Sierra 1500

New car

$80,106

Collingwood, ON
140 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:
GBA Onyx Black
Combined gas mileage:
14 L/100km
Fuel type:
Gasoline
Interior colour:
H1Y Jet Black
Transmission:
Automatic
Mileage:
3
Stock number:
26153
VIN:
3GTUUDED7TG180831

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2026 GMC Sierra 1500

New car

$80,106

Collingwood, ON
140 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:
GBA Onyx Black
Combined gas mileage:
14 L/100km
Fuel type:
Gasoline
Interior colour:
H1Y Jet Black
Transmission:
Automatic
Mileage:
3
Stock number:
26177
VIN:
3GTUUDED2TG211435

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2026 GMC Sierra 1500

New car

$81,201

Alliston, ON
110 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
Combined gas mileage:
14 L/100km
Fuel type:
Gasoline
Interior colour:
Black
Transmission:
Automatic
Mileage:
0
Stock number:
18379
VIN:
3GTUUDED9TG238745

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2026 GMC Sierra 1500

New car

$81,376

Alliston, ON
110 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
Combined gas mileage:
14 L/100km
Fuel type:
Gasoline
Interior colour:
Black
Transmission:
Automatic
Mileage:
2
Stock number:
18180
VIN:
3GTUUDED4TG157782

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2026 GMC Sierra 1500

New car

$81,732

Smiths Falls, ON
216 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
Combined gas mileage:
14 L/100km
Fuel type:
Gasoline
Interior colour:
Black
Transmission:
Automatic
Mileage:
10
Stock number:
26411
VIN:
3GTUUDED7TG248254

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2026 GMC Sierra 1500

New car

$81,911

Waterloo, ON
174 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
Combined gas mileage:
14 L/100km
Fuel type:
Gasoline
Interior colour:
Jet Black
Transmission:
Automatic
Mileage:
15
Stock number:
267072
VIN:
3GTUUDED7TG257083

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2026 GMC Sierra 1500

New car

$81,911

Waterloo, ON
174 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
Combined gas mileage:
14 L/100km
Fuel type:
Gasoline
Interior colour:
Jet Black
Transmission:
Automatic
Mileage:
15
Stock number:
267071
VIN:
3GTUUDED4TG256070

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2026 GMC Sierra 1500

New car

$82,072

Smiths Falls, ON
216 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
Combined gas mileage:
14 L/100km
Fuel type:
Gasoline
Interior colour:
Black
Transmission:
Automatic
Mileage:
10
Stock number:
26436
VIN:
3GTUUDED1TG259556

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2026 GMC Sierra 1500

New car

$82,120

Prescott, ON
248 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
Combined gas mileage:
14 L/100km
Fuel type:
Gasoline
Transmission:
Automatic
Mileage:
0
Stock number:
26054
VIN:
3GTUUDEDXTG182153

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2026 GMC Sierra 1500

New car

$82,769

Port Hope, ON
26 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
Combined gas mileage:
14 L/100km
Fuel type:
Gasoline
Transmission:
Automatic
Mileage:
5
Stock number:
26375
VIN:
3GTUUDED7TG218770

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2026 GMC Sierra 1500

New car

$83,305

Welland, ON
134 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
Combined gas mileage:
14 L/100km
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

$83,305

Welland, ON
134 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
Combined gas mileage:
14 L/100km
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

$83,674

Cobourg, ON
32 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:
10 L/100km
Fuel type:
Diesel
Interior colour:
Jet Black
Transmission:
Automatic
Mileage:
9
Stock number:
T55109
VIN:
3GTUUDE80TG155109

Preparing for a close up...

Photos coming soon

2026 GMC Sierra 1500

New car

$83,821

Welland, ON
134 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
Combined gas mileage:
14 L/100km
Fuel type:
Gasoline
Interior colour:
Jet Black
Transmission:
Automatic
Mileage:
3
Stock number:
36197
VIN:
3GTUUDED8TG104373

Preparing for a close up...

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2026 GMC Sierra 1500

New car

$83,979

Cobourg, ON
32 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
Combined gas mileage:
14 L/100km
Fuel type:
Gasoline
Interior colour:
Jet Black
Transmission:
Automatic
Mileage:
2
Stock number:
T90452
VIN:
1GTUUDED1TZ290452

  1. Home
  2. / New Cars
  3. / GMC Sierra 1500
  4. / SLT
  5. / Ontario
  6. / Millbrook
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 L/100km (or EV battery range).

What fuel types are available?

Diesel, Flex Fuel Vehicle, Gasoline engines are available.

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