New & Used 2025 GMC Sierra 1500 for Sale near St Thomas, ON

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St Thomas, ON

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2024 GMC Sierra 1500

Elevation Crew Cab 4WD

20,160 kilometres

$59,995

Fair Deal

Seaforth, ON

89 km away

Year:: 2024
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
Combined gas mileage:: 14 L/100km
Fuel type:: Gasoline
Interior colour:: Black
Transmission:: Automatic
Mileage:: 20,160
Stock number:: R-0082
VIN:: 3GTUUCEDXRG324987

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2026 GMC Sierra 1500

SLE Crew Cab 4WD

3,000 kilometres

$64,999

Great Deal

Certified Pre-Owned

Simcoe, 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:: STERLING METALLIC
Fuel type:: Gasoline
Interior colour:: JET BLACK, CLOTH SEAT TRIM
Transmission:: Automatic
Mileage:: 3,000
Stock number:: 26T21
VIN:: 3GTUUBED9TG114799

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2025 GMC Sierra 1500

AT4X Crew Cab 4WD

27,550 kilometres

$82,999

Fair Deal

Waterloo, ON

95 km away

Year:: 2025
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:: 12 L/100km
Fuel type:: Diesel
Transmission:: Automatic
Mileage:: 27,550
Stock number:: 46088
VIN:: 3GTUUFE84SG188592

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2025 GMC Sierra 1500

Elevation Crew Cab 4WD

11,572 kilometres

$56,987

Great Deal

Mitchell, ON

78 km away

Year:: 2025
Make:: GMC
Model:: Sierra 1500
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 310 hp 2.7L I4
Fuel type:: Gasoline
Mileage:: 11,572
Stock number:: 9573XXA
VIN:: 3GTPUCEK8SG322625

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2026 GMC Sierra 1500

Pro Crew Cab 4WD

3,000 kilometres

$63,999

Great Deal

Certified Pre-Owned

Simcoe, 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:: ONYX BLACK
Fuel type:: Gasoline
Interior colour:: JET BLACK, PREMIUM CLOTH SEAT TRIM
Transmission:: Automatic
Mileage:: 3,000
Stock number:: 26T1
VIN:: 1GTUUAED1TZ102107

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2026 GMC Sierra 1500

AT4 Crew Cab 4WD

5,207 kilometres

$79,999

Great Deal

Certified Pre-Owned

Simcoe, ON

72 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
Fuel type:: Diesel
Interior colour:: JET BLACK/KALAHARI
Transmission:: Automatic
Mileage:: 5,207
Stock number:: 26T48A
VIN:: 3GTUUEE8XTG116274

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2025 GMC Sierra 1500

Denali Crew Cab 4WD

37,012 kilometres

$67,995

Great Deal

Exeter, ON

70 km away

Year:: 2025
Make:: GMC
Model:: Sierra 1500
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Exterior colour:: Black
Transmission:: Automatic
Mileage:: 37,012
Stock number:: 46063A
VIN:: 3GTUUGE84SG220432

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2026 GMC Sierra 1500

SLE Crew Cab 4WD

3,000 kilometres

$64,999

Great Deal

Certified Pre-Owned

Simcoe, 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:: STERLING METALLIC
Fuel type:: Gasoline
Interior colour:: JET BLACK, CLOTH SEAT TRIM
Transmission:: Automatic
Mileage:: 3,000
Stock number:: 26T21
VIN:: 3GTUUBED9TG114799

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2024 GMC Sierra 1500

Denali Crew Cab 4WD

34,652 kilometres

$66,498

Good Deal

New Hamburg, ON

78 km away

Year:: 2024
Make:: GMC
Model:: Sierra 1500
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 420 hp 6.2L V8
Combined gas mileage:: 14 L/100km
Fuel type:: Gasoline
Transmission:: Automatic
Mileage:: 34,652
Stock number:: 2445-25A
VIN:: 3GTUUGEL0RG212276

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2026 GMC Sierra 1500

Elevation Crew Cab 4WD

2,117 kilometres

$74,248

Good Deal

Exeter, ON

68 km away

Year:: 2026
Make:: GMC
Model:: Sierra 1500
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 310 hp 2.7L I4
Exterior colour:: White
Fuel type:: Gasoline
Interior colour:: Black
Transmission:: 8-Speed Automatic
Mileage:: 2,117
Stock number:: 106007
VIN:: 3GTPUCEK7TG181712

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2025 GMC Sierra 1500

SLT Crew Cab 4WD

23,392 kilometres

$68,495

Good Deal

Certified Pre-Owned

London, ON

27 km away

Year:: 2025
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:: 10 L/100km
Fuel type:: Diesel
Interior colour:: Black
Transmission:: Automatic
Mileage:: 23,392
Stock number:: 255234A
VIN:: 3GTUUDE87SG298248

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2025 GMC Sierra 1500

Pro Regular Cab LB 4WD

5,864 kilometres

$56,991

Good Deal

Exeter, ON

68 km away

Year:: 2025
Make:: GMC
Model:: Sierra 1500
Body type:: Pickup Truck
Doors:: 2 doors
Drivetrain:: Four-Wheel Drive
Engine:: 355 hp 5.3L V8
Exterior colour:: White
Fuel type:: Gasoline
Interior colour:: Black
Transmission:: 8-Speed Automatic
Mileage:: 5,864
Stock number:: 101550
VIN:: 3GTNUAED5SG114943

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2025 GMC Sierra 1500

Pro Regular Cab LB 4WD

4,669 kilometres

$57,183

Good Deal

Exeter, ON

68 km away

Year:: 2025
Make:: GMC
Model:: Sierra 1500
Body type:: Pickup Truck
Doors:: 2 doors
Drivetrain:: Four-Wheel Drive
Engine:: 355 hp 5.3L V8
Exterior colour:: White
Fuel type:: Gasoline
Interior colour:: Black
Transmission:: 8-Speed Automatic
Mileage:: 4,669
Stock number:: 103932
VIN:: 3GTNUAED9SG318872

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2026 GMC Sierra 1500

Elevation Crew Cab 4WD

3,891 kilometres

$74,248

Good Deal

Exeter, ON

68 km away

Year:: 2026
Make:: GMC
Model:: Sierra 1500
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 310 hp 2.7L I4
Exterior colour:: Black
Fuel type:: Gasoline
Interior colour:: Black
Transmission:: 8-Speed Automatic
Mileage:: 3,891
Stock number:: 106001
VIN:: 3GTPUCEK3TG181495

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2025 GMC Sierra 1500

Elevation Double Cab 4WD

9,869 kilometres

$65,571

Good Deal

London, ON

27 km away

Year:: 2025
Make:: GMC
Model:: Sierra 1500
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 310 hp 2.7L I4
Exterior colour:: White
Fuel type:: Gasoline
Interior colour:: Black
Transmission:: 8-Speed Automatic
Mileage:: 9,869
Stock number:: 250308
VIN:: 1GTRUCEK0SZ169151

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2024 GMC Sierra 1500

Pro Crew Cab 4WD

56,672 kilometres

$41,999

Good Deal

Certified Pre-Owned

London, ON

21 km away

Year:: 2024
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:: 56,672
Stock number:: 146889
VIN:: 1GTUUAED6RZ311772

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2025 GMC Sierra 1500

AT4X Crew Cab 4WD

27,550 kilometres

$82,999

Fair Deal

Waterloo, ON

95 km away

Year:: 2025
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:: 12 L/100km
Fuel type:: Diesel
Transmission:: Automatic
Mileage:: 27,550
Stock number:: 46088
VIN:: 3GTUUFE84SG188592

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2024 GMC Sierra 1500

AT4 Crew Cab 4WD

38,955 kilometres

$68,284

Fair Deal

Certified Pre-Owned

Exeter, ON

68 km away

Year:: 2024
Make:: GMC
Model:: Sierra 1500
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 3L I6 Diesel
Exterior colour:: Gray
Combined gas mileage:: 10 L/100km
Fuel type:: Diesel
Transmission:: Automatic
Mileage:: 38,955
Stock number:: 100321
VIN:: 3GTUUEE82RG388147

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2024 GMC Sierra 1500

Elevation Crew Cab 4WD

59,979 kilometres

$49,969

Fair Deal

Kitchener, ON

95 km away

Year:: 2024
Make:: GMC
Model:: Sierra 1500
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 310 hp 2.7L I4
Exterior colour:: Black
Combined gas mileage:: 13 L/100km
Fuel type:: Gasoline
Interior colour:: Black
Transmission:: Automatic
Mileage:: 59,979
Stock number:: G114082
VIN:: 3GTPUCEK5RG114082

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2025 GMC Sierra 1500

AT4 Crew Cab 4WD

25,131 kilometres

$74,284

Fair Deal

Certified Pre-Owned

Exeter, ON

68 km away

Year:: 2025
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:: 10 L/100km
Fuel type:: Diesel
Interior colour:: Black
Transmission:: Automatic
Mileage:: 25,131
Stock number:: 104218
VIN:: 3GTUUEE82SG340167

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2025 GMC Sierra 1500

Denali Crew Cab 4WD

14,443 kilometres

$79,768

Fair Deal

St. Marys, ON

55 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:: Black
Fuel type:: Gasoline
Transmission:: Automatic
Mileage:: 14,443
Stock number:: SG34337A
VIN:: 1GTUUGED2SZ148918

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2025 GMC Sierra 1500

Elevation Double Cab 4WD

5,494 kilometres

$69,079

Fair Deal

Exeter, ON

68 km away

Year:: 2025
Make:: GMC
Model:: Sierra 1500
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 3L I6 Diesel
Exterior colour:: Black
Fuel type:: Diesel
Interior colour:: Black
Transmission:: 8-Speed Automatic
Mileage:: 5,494
Stock number:: 103864
VIN:: 1GTVUCE88SZ266407

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2024 GMC Sierra 1500

AT4X Crew Cab 4WD

57,261 kilometres

$67,995

Fair Deal

Cambridge, ON

99 km away

Year:: 2024
Make:: GMC
Model:: Sierra 1500
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 420 hp 6.2L V8
Exterior colour:: Black
Combined gas mileage:: 16 L/100km
Fuel type:: Gasoline
Transmission:: Automatic
Mileage:: 57,261
Stock number:: P1259
VIN:: 3GTUUFEL6RG100768

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Reviews

FAQs

5 Overall rating

(1 reviews)

Anonymous

5.0

Reviewed a 2025 GMC AT4 Crew Cab 4WD on Nov. 01, 2024

We were happy with our last AT4 so we decided to buy another one. This time we elected to purchase the AT4 Diesel version.

2025 GMC Sierra 1500 FAQs

How much does the 2025 GMC Sierra 1500 cost in St Thomas, ON?

The average 2025 GMC Sierra 1500 costs about $70,287.96. The average price has decreased by -11.2% since last year. The 94 for sale near St Thomas, ON on CarGurus, range from $41,999 to $112,361 in price.

How many 2025 GMC Sierra 1500 vehicles in St Thomas, ON have no reported accidents or damage?

94 out of 94 for sale near St Thomas, ON have no reported accidents or damage.

What is the fuel economy of the 2025 GMC Sierra 1500?

Depending on the engine and options, the 2025 GMC Sierra 1500 gets between 9 and 15 L/100km (or EV battery range).

What fuel types are available?

Diesel, Gasoline engines are available.

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