Used Gray GMC for Sale in Thornbury, ON

423 results

2025 GMC Sierra 1500

AT4 Crew Cab 4WD

16,287 km

$70,576

CarGurus partner

Year:: 2025
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:: 16,287
Stock #:: 61096A
VIN:: 3GTUUEE85SG276531

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2025 GMC Sierra 1500

Denali Crew Cab 4WD

28,329 km

$74,995

CarGurus partner

Year:: 2025
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:: 28,329
Stock #:: 67909
VIN:: 3GTUUGE85SG144641

2018 GMC Terrain

SLE AWD

88,232 km

$17,390

Fair Deal

$276/mo est.

113 km away

CarGurus partner

Year:: 2018
Make:: GMC
Model:: Terrain
Body type:: SUV / Crossover
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 1.5L I4
Exterior colour:: Gray
Combined gas mileage:: 9 L/100km
Fuel type:: Gasoline
Transmission:: Automatic
Mileage:: 88,232
Stock #:: 111348
VIN:: 3GKALTEV8JL278347

2025 GMC Sierra 2500HD

AT4 Crew Cab 4WD

26,472 km

$96,998

Great Deal

$1,536/mo est.

Store transfer to North Bay, ON

208 km awayFree shipping to North Bay, ON

CarGurus partner

Year:: 2025
Make:: GMC
Model:: Sierra 2500HD
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 470 hp 6.6L V8 Biodiesel
Exterior colour:: Gray
Fuel type:: Biodiesel
Interior colour:: Gray
Transmission:: Automatic
Mileage:: 26,472
Stock #:: Ke7232
VIN:: 1GT1UPEY1SF305085

2024 GMC Terrain

AT4 AWD

26,937 km

$31,219

CarGurus partner

Year:: 2024
Make:: GMC
Model:: Terrain
Body type:: SUV / Crossover
Doors:: 4 doors
Drivetrain:: All-Wheel Drive
Engine:: 175 hp 1.5L I4
Exterior colour:: Gray
Combined gas mileage:: 9 L/100km
Fuel type:: Gasoline
Transmission:: 9-Speed Automatic
Mileage:: 26,937
Stock #:: RL300151
VIN:: 3GKALYEG1RL300151

2021 GMC Sierra 1500

Crew Cab 4WD

182,218 km

$26,038

Great Deal

$413/mo est.

Store transfer to North Bay, ON

208 km awayFree shipping to North Bay, ON

CarGurus partner

Year:: 2021
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
Combined gas mileage:: 15 L/100km
Fuel type:: Gasoline
Transmission:: Automatic
Mileage:: 182,218
Stock #:: T3649A
VIN:: 3GTU9AEF5MG107038

2024 GMC Sierra 1500

Denali Crew Cab 4WD

81,337 km

$56,145

CarGurus partner

Year:: 2024
Make:: GMC
Model:: Sierra 1500
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Exterior colour:: Gray
Transmission:: Automatic
Mileage:: 81,337
Stock #:: RG270020
VIN:: 3GTUUGEL2RG270020

2024 GMC Sierra 1500

Elevation Crew Cab 4WD

68,565 km

$45,995

CarGurus partner

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:: Gray
Combined gas mileage:: 14 L/100km
Fuel type:: Gasoline
Interior colour:: Black
Transmission:: Automatic
Mileage:: 68,565
Stock #:: 19905
VIN:: 3GTUUCED1RG191729

2024 GMC Terrain

SLE AWD

63,306 km

$25,199

CarGurus partner

Year:: 2024
Make:: GMC
Model:: Terrain
Body type:: SUV / Crossover
Doors:: 4 doors
Drivetrain:: All-Wheel Drive
Engine:: 175 hp 1.5L I4
Exterior colour:: Gray
Combined gas mileage:: 9 L/100km
Fuel type:: Gasoline
Interior colour:: Black
Transmission:: Automatic
Mileage:: 63,306
Stock #:: DR7644
VIN:: 3GKALTEG6RL335495

2025 GMC Sierra 1500

AT4 Crew Cab 4WD

49,509 km

$59,995

CarGurus partner

Year:: 2025
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:: 49,509
Stock #:: US4061
VIN:: 3GTUUEE84SG185590

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2018 GMC Terrain

SLE Diesel AWD

140,445 km

$12,990

CarGurus partner

Year:: 2018
Make:: GMC
Model:: Terrain
Body type:: SUV / Crossover
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 137 hp 1.6L I4 Diesel
Exterior colour:: Gray
Combined gas mileage:: 7 L/100km
Fuel type:: Diesel
Transmission:: Automatic
Mileage:: 140,445
VIN:: 3GKALUEU2JL252971

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2023 GMC Sierra 1500

Elevation Crew Cab 4WD

35,913 km

$47,995

CarGurus partner

Year:: 2023
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:: 8-Speed Automatic
Mileage:: 35,913
Stock #:: 44137J
VIN:: 3GTUUCED5PG318656

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2021 GMC Sierra 1500

SLT Crew Cab 4WD

176,547 km

$31,995

CarGurus partner

Year:: 2021
Make:: GMC
Model:: Sierra 1500
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 277 hp 3L I6 Diesel
Exterior colour:: Gray
Fuel type:: Diesel
Transmission:: 8-Speed Automatic
Mileage:: 176,547
Stock #:: 26193A
VIN:: 3GTU9DET9MG399428

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2024 GMC Sierra 1500

Denali Crew Cab 4WD

48,741 km

$59,995

CarGurus partner

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:: Gray
Combined gas mileage:: 14 L/100km
Fuel type:: Gasoline
Transmission:: Automatic
Mileage:: 48,741
Stock #:: 44163J
VIN:: 3GTUUGEL2RG247319

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2024 GMC Sierra 1500

Elevation Crew Cab 4WD

56,912 km

$49,399

CarGurus partner

Year:: 2024
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:: 56,912
Stock #:: 398156
VIN:: 3GTUUCED7RG398156

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2025 GMC Sierra 1500

Elevation Crew Cab 4WD

22,494 km

$53,450

CarGurus partner

Year:: 2025
Make:: GMC
Model:: Sierra 1500
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 3L I6 Diesel
Exterior colour:: Gray
Fuel type:: Diesel
Transmission:: Automatic
Mileage:: 22,494
Stock #:: 162302
VIN:: 3GTUUCE86SG162302

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2018 GMC Sierra 1500

Denali Crew Cab 4WD

131,970 km

$33,995

CarGurus partner

Year:: 2018
Make:: GMC
Model:: Sierra 1500
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 420 hp 6.2L V8
Exterior colour:: Gray
Combined gas mileage:: 14 L/100km
Fuel type:: Gasoline
Interior colour:: Black
Transmission:: Automatic
Mileage:: 131,970
Stock #:: 139121
VIN:: 3GTU2PEJXJG139121

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2026 GMC Terrain

AT4 AWD

17,405 km

$44,495

CarGurus partner

Year:: 2026
Make:: GMC
Model:: Terrain
Body type:: SUV / Crossover
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 175 hp 1.5L I4
Exterior colour:: Gray
Combined gas mileage:: 9 L/100km
Fuel type:: Gasoline
Interior colour:: Black
Transmission:: Automatic
Mileage:: 17,405
Stock #:: 460641
VIN:: 3GKALYEGXTL168904

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2024 GMC Terrain

SLE AWD

87,486 km

$25,999

CarGurus partner

Year:: 2024
Make:: GMC
Model:: Terrain
Body type:: SUV / Crossover
Doors:: 4 doors
Drivetrain:: All-Wheel Drive
Engine:: 175 hp 1.5L I4
Exterior colour:: Gray
Combined gas mileage:: 9 L/100km
Fuel type:: Gasoline
Transmission:: 9-Speed Automatic
Mileage:: 87,486
Stock #:: RL198701
VIN:: 3GKALTEG9RL198701

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2021 GMC Canyon

AT4 Crew Cab 4WD with Cloth

147,428 km

$32,500

CarGurus partner

Year:: 2021
Make:: GMC
Model:: Canyon
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 308 hp 3.6L V6
Exterior colour:: Gray (Satin Steel Metallic)
Combined gas mileage:: 13 L/100km
Fuel type:: Gasoline
Transmission:: Automatic
Mileage:: 147,428
Stock #:: E2910
VIN:: 1GTG6FEN7M1274798

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2016 GMC Canyon

SLE Crew Cab 4WD

113,482 km

$23,995

CarGurus partner

Year:: 2016
Make:: GMC
Model:: Canyon
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 305 hp 3.6L V6
Exterior colour:: Gray
Combined gas mileage:: 12 L/100km
Fuel type:: Gasoline
Interior colour:: Black
Transmission:: Automatic
Mileage:: 113,482
Stock #:: 349996
VIN:: 1GTG6CE31G1349996

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2022 GMC Sierra 1500

Elevation Crew Cab 4WD

166,949 km

$36,890

CarGurus partner

Year:: 2022
Make:: GMC
Model:: Sierra 1500
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 277 hp 3L I6 Diesel
Exterior colour:: Gray
Fuel type:: Diesel
Transmission:: 8-Speed Automatic
Mileage:: 166,949
Stock #:: NG540045
VIN:: 3GTUUCET6NG540045

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2024 GMC Terrain

SLE AWD

32,621 km

$28,990

CarGurus partner

Year:: 2024
Make:: GMC
Model:: Terrain
Body type:: SUV / Crossover
Doors:: 4 doors
Drivetrain:: All-Wheel Drive
Engine:: 175 hp 1.5L I4
Exterior colour:: Gray
Combined gas mileage:: 9 L/100km
Fuel type:: Gasoline
Interior colour:: Black
Transmission:: Automatic
Mileage:: 32,621
Stock #:: RL229371
VIN:: 3GKALTEG6RL229371

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2021 GMC Acadia

Denali AWD

91,324 km

$36,935

CarGurus partner

Year:: 2021
Make:: GMC
Model:: Acadia
Body type:: SUV / Crossover
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 310 hp 3.6L V6
Exterior colour:: Gray
Combined gas mileage:: 11 L/100km
Fuel type:: Gasoline
Interior colour:: Black
Transmission:: Automatic
Mileage:: 91,324
Stock #:: U3323
VIN:: 1GKKNXLS5MZ210650

Used Gray GMC for Sale in Thornbury, ON

2025 GMC Sierra 1500

$70,576

2025 GMC Sierra 1500

$74,995

2018 GMC Terrain

$17,390

2025 GMC Sierra 2500HD

$96,998

2024 GMC Terrain

$31,219

2021 GMC Sierra 1500

$26,038

2024 GMC Sierra 1500

$56,145

2024 GMC Sierra 1500

$45,995

2024 GMC Terrain

$25,199

2025 GMC Sierra 1500

$59,995

2018 GMC Terrain

$12,990

2023 GMC Sierra 1500

$47,995

2021 GMC Sierra 1500

$31,995

2024 GMC Sierra 1500

$59,995

2024 GMC Sierra 1500

$49,399

2025 GMC Sierra 1500

$53,450

2018 GMC Sierra 1500

$33,995

2026 GMC Terrain

$44,495

2024 GMC Terrain

$25,999

2021 GMC Canyon

$32,500

2016 GMC Canyon

$23,995

2022 GMC Sierra 1500

$36,890

2024 GMC Terrain

$28,990

2021 GMC Acadia

$36,935

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