Used Gray GMC for Sale in Alton, ON

250 results

2024 GMC Sierra 1500

AT4 Crew Cab 4WD

55,688 km

$57,882

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:: 55,688
Stock #:: B2114
VIN:: 3GTUUEEL4RG216707

2024 GMC Sierra 1500

AT4 Crew Cab 4WD

113,327 km

$58,995

CarGurus partner

Year:: 2024
Make:: GMC
Model:: Sierra 1500
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 3L I6 Diesel
Exterior colour:: MOONSTONE GRAY
Combined gas mileage:: 10 L/100km
Fuel type:: Diesel
Interior colour:: JET BLACK/KALAHARI
Transmission:: Automatic
Mileage:: 113,327
Stock #:: 26T331A
VIN:: 3GTUUEE82RG437654

2026 GMC Sierra 1500

Denali Crew Cab 4WD

4,118 km

$98,081

CarGurus partner

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
Combined gas mileage:: 15 L/100km
Fuel type:: Gasoline
Interior colour:: Black
Transmission:: Automatic
Mileage:: 4,118
Stock #:: 217943
VIN:: 3GTUUGED5TG217943

2025 GMC Sierra 1500

AT4 Crew Cab 4WD

49,509 km

$60,995

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

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

61,345 km

$25,992

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:: 61,345
Stock #:: UC9630R
VIN:: 3GKALTEG4RL223536

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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

2024 GMC Sierra 1500

AT4 Crew Cab 4WD

55,688 km

$57,882

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:: 55,688
Stock #:: B2114
VIN:: 3GTUUEEL4RG216707

2022 GMC Sierra 1500

AT4 Crew Cab 4WD

134,200 km

$40,888

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
Combined gas mileage:: 10 L/100km
Fuel type:: Diesel
Transmission:: Automatic
Mileage:: 134,200
Stock #:: 2050
VIN:: 3GTUUEET4NG609570

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
Exterior colour:: Gray
Transmission:: Automatic
Mileage:: 22,494
Stock #:: 162302
VIN:: 3GTUUCE86SG162302

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2024 GMC Sierra 1500

Elevation Crew Cab 4WD

32,153 km

$53,980

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:: 32,153
Stock #:: G193427
VIN:: 3GTUUCED6RG193427

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2022 GMC Sierra 1500 Limited

AT4 Crew Cab 4WD

88,086 km

$48,493

CarGurus partner

Year:: 2022
Make:: GMC
Model:: Sierra 1500 Limited
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 420 hp 6.2L V8
Exterior colour:: Gray
Combined gas mileage:: 15 L/100km
Fuel type:: Gasoline
Interior colour:: Black
Transmission:: Automatic
Mileage:: 88,086
Stock #:: G118421
VIN:: 3GTP9EELXNG118421

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2026 GMC Terrain

AT4 AWD

9,912 km

$45,398

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:: 8-Speed Automatic
Mileage:: 9,912
Stock #:: P260852
VIN:: 3GKALYEG3TL200852

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2016 GMC Acadia

SLE-2 AWD

125,286 km

$13,999

CarGurus partner

Year:: 2016
Make:: GMC
Model:: Acadia
Body type:: SUV / Crossover
Doors:: 4 doors
Drivetrain:: All-Wheel Drive
Engine:: 281 hp 3.6L V6
Exterior colour:: Gray
Combined gas mileage:: 13 L/100km
Fuel type:: Gasoline
Transmission:: Automatic
Mileage:: 125,286
Stock #:: 000031
VIN:: 1GKKVPKD2GJ185146

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2024 GMC Sierra 1500

Elevation Crew Cab 4WD

21,940 km

$46,995

CarGurus partner

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:: Gray
Combined gas mileage:: 13 L/100km
Fuel type:: Gasoline
Interior colour:: Black
Transmission:: Automatic
Mileage:: 21,940
Stock #:: 20296
VIN:: 3GTPUCEK4RG277581

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2025 GMC Sierra 1500

Elevation Crew Cab 4WD

15,337 km

$61,995

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
Fuel type:: Diesel
Interior colour:: Black
Transmission:: Automatic
Mileage:: 15,337
Stock #:: 222655
VIN:: 3GTUUCE80SG222655

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2024 GMC Sierra 1500

Elevation Crew Cab 4WD

30,694 km

$45,995

CarGurus partner

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:: Gray
Combined gas mileage:: 13 L/100km
Fuel type:: Gasoline
Interior colour:: Black
Transmission:: Automatic
Mileage:: 30,694
Stock #:: 20219
VIN:: 3GTPUCEKXRG355104

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2024 GMC Sierra 1500

Elevation Crew Cab 4WD

37,007 km

$46,490

CarGurus partner

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:: Gray
Combined gas mileage:: 13 L/100km
Fuel type:: Gasoline
Interior colour:: Black
Transmission:: Automatic
Mileage:: 37,007
Stock #:: G241987
VIN:: 3GTPUCEK6RG241987

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2020 GMC Canyon

SLE Crew Cab 4WD

206,000 km

$22,900

CarGurus partner

Year:: 2020
Make:: GMC
Model:: Canyon
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 308 hp 3.6L V6
Exterior colour:: Gray
Combined gas mileage:: 12 L/100km
Fuel type:: Gasoline
Transmission:: Automatic
Mileage:: 206,000
Stock #:: 142163
VIN:: 1GTG6CENXL1142163

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2025 GMC Sierra 1500

Denali Crew Cab 4WD

48,863 km

$71,995

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
Interior colour:: JET BLACK
Transmission:: Automatic
Mileage:: 48,863
Stock #:: R4668
VIN:: 3GTUUGE8XSG205126

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2017 GMC Terrain

SLE1 AWD

193,746 km

$7,995

CarGurus partner

Year:: 2017
Make:: GMC
Model:: Terrain
Body type:: SUV / Crossover
Doors:: 4 doors
Drivetrain:: All-Wheel Drive
Engine:: 182 hp 2.4L I4
Exterior colour:: Gray
Combined gas mileage:: 10 L/100km
Fuel type:: Gasoline
Interior colour:: Gray
Transmission:: Automatic
Mileage:: 193,746
Stock #:: C3882
VIN:: 2GKFLSEK1H6203882

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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

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2020 GMC Sierra 1500

Elevation Crew Cab 4WD

202,000 km

$27,950

CarGurus partner

Year:: 2020
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:: 202,000
Stock #:: 154855
VIN:: 1GTU9CED3LZ351554

Used Gray GMC for Sale in Alton, ON

2024 GMC Sierra 1500

$57,882

2024 GMC Sierra 1500

$58,995

2026 GMC Sierra 1500

$98,081

2025 GMC Sierra 1500

$60,995

2024 GMC Sierra 1500

$45,995

2024 GMC Terrain

$25,992

2021 GMC Sierra 1500

$31,995

2024 GMC Sierra 1500

$57,882

2022 GMC Sierra 1500

$40,888

2024 GMC Sierra 1500

$49,399

2025 GMC Sierra 1500

$53,450

2024 GMC Sierra 1500

$53,980

2022 GMC Sierra 1500 Limited

$48,493

2026 GMC Terrain

$45,398

2016 GMC Acadia

$13,999

2024 GMC Sierra 1500

$46,995

2025 GMC Sierra 1500

$61,995

2024 GMC Sierra 1500

$45,995

2024 GMC Sierra 1500

$46,490

2020 GMC Canyon

$22,900

2025 GMC Sierra 1500

$71,995

2017 GMC Terrain

$7,995

2025 GMC Sierra 1500

$74,995

2020 GMC Sierra 1500

$27,950

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