Used Gray GMC for Sale in Mar, ON

422 results

2016 GMC Sierra 1500

SLE Double Cab 4WD

277,000 km

$15,995

CarGurus partner

Year:: 2016
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:: 13 L/100km
Fuel type:: Gasoline
Transmission:: Automatic
Mileage:: 277,000
Stock #:: GC16277
VIN:: 1GTV2MEC6GZ227659

2025 GMC Sierra 1500

Denali Crew Cab 4WD

48,866 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:: Black
Transmission:: Automatic
Mileage:: 48,866
Stock #:: R4668
VIN:: 3GTUUGE8XSG205126

2019 GMC Sierra 1500

Elevation Double Cab 4WD

149,019 km

$30,998

CarGurus partner

Year:: 2019
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:: 8-Speed Automatic
Mileage:: 149,019
Stock #:: OFL6F084A
VIN:: 1GTR9CED9KZ281675

2024 GMC Sierra 1500

Elevation Crew Cab 4WD

49,331 km

$48,995

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:: 49,331
Stock #:: 20220
VIN:: 3GTUUCED6RG197980

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

2021 GMC Terrain

SLE AWD

101,450 km

$17,999

CarGurus partner

Year:: 2021
Make:: GMC
Model:: Terrain
Body type:: SUV / Crossover
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 170 hp 1.5L I4
Exterior colour:: Gray
Combined gas mileage:: 9 L/100km
Fuel type:: Gasoline
Transmission:: Automatic
Mileage:: 101,450
Stock #:: 260529
VIN:: 3GKALTEV4ML374464

2018 GMC Terrain

SLT AWD

173,346 km

$13,888

CarGurus partner

Year:: 2018
Make:: GMC
Model:: Terrain
Body type:: SUV / Crossover
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Exterior colour:: Gray
Transmission:: Automatic
Mileage:: 173,346
Stock #:: 251837
VIN:: 3GKALVEX4JL251855

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

2018 GMC Terrain

Denali AWD

96,000 km

$18,900

CarGurus partner

Year:: 2018
Make:: GMC
Model:: Terrain
Body type:: SUV / Crossover
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 252 hp 2L I4
Exterior colour:: Gray
Combined gas mileage:: 10 L/100km
Fuel type:: Gasoline
Interior colour:: Black
Transmission:: Automatic
Mileage:: 96,000
VIN:: 3GKALXEX4JL335149

2023 GMC Acadia

SLE AWD

85,088 km

$30,990

CarGurus partner

Year:: 2023
Make:: GMC
Model:: Acadia
Body type:: SUV / Crossover
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 228 hp 2L I4
Exterior colour:: Gray
Combined gas mileage:: 10 L/100km
Fuel type:: Gasoline
Interior colour:: Black
Transmission:: Automatic
Mileage:: 85,088
Stock #:: 26575A
VIN:: 1GKKNRL40PZ201727

Preparing for a close up...

Photos coming soon

2025 GMC Sierra 1500

Elevation Crew Cab 4WD

25,507 km

$54,995

CarGurus partner

Year:: 2025
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:: 25,507
Stock #:: SG337091
VIN:: 3GTUUCE87SG337091

Preparing for a close up...

Photos coming soon

2018 GMC Terrain

SLT AWD

174,316 km

$11,998

CarGurus partner

Year:: 2018
Make:: GMC
Model:: Terrain
Body type:: SUV / Crossover
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Exterior colour:: Gray
Interior colour:: Black
Transmission:: Automatic
Mileage:: 174,316
Stock #:: 2213
VIN:: 3GKALVEX0JL145059

Preparing for a close up...

Photos coming soon

2018 GMC Terrain

SLT Diesel AWD

162,000 km

$11,990

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
Interior colour:: Black
Transmission:: Automatic
Mileage:: 162,000
Stock #:: 18GT162
VIN:: 3GKALWEU9JL245222

Preparing for a close up...

Photos coming soon

2019 GMC Yukon

Denali 4WD

220,038 km

$29,995

CarGurus partner

Year:: 2019
Make:: GMC
Model:: Yukon
Body type:: SUV / Crossover
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:: 220,038
Stock #:: 2026-15
VIN:: 1GKS2CKJ3KR219595

Preparing for a close up...

Photos coming soon

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

Preparing for a close up...

Photos coming soon

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

Preparing for a close up...

Photos coming soon

2022 GMC Canyon

Elevation Crew Cab 4WD

61,541 km

$37,900

CarGurus partner

Year:: 2022
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
Interior colour:: Black
Transmission:: Automatic
Mileage:: 61,541
Stock #:: STK219700
VIN:: 1GTG6CEN8N1219700

Preparing for a close up...

Photos coming soon

2020 GMC Sierra 1500

Denali Crew Cab 4WD

105,169 km

$43,889

CarGurus partner

Year:: 2020
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
Interior colour:: Black
Transmission:: Automatic
Mileage:: 105,169
Stock #:: T11659A
VIN:: 1GTU9FET4LZ264061

Preparing for a close up...

Photos coming soon

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

Preparing for a close up...

Photos coming soon

2017 GMC Acadia

SLT-1 AWD

195,651 km

$13,978

CarGurus partner

Year:: 2017
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
Transmission:: 6-Speed Automatic
Mileage:: 195,651
Stock #:: 261593A
VIN:: 1GKKNULS8HZ313680

Preparing for a close up...

Photos coming soon

2022 GMC Sierra 1500 Limited

AT4 Crew Cab 4WD

88,086 km

$46,991

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

Preparing for a close up...

Photos coming soon

2018 GMC Sierra 1500

Denali Crew Cab 4WD

131,970 km

$32,995

CarGurus partner

Year:: 2018
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:: 131,970
Stock #:: 139121
VIN:: 3GTU2PEJXJG139121

Preparing for a close up...

Photos coming soon

2018 GMC Sierra 1500

SLT Crew Cab 4WD

162,519 km

$25,995

CarGurus partner

Year:: 2018
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:: Automatic
Mileage:: 162,519
Stock #:: S4435
VIN:: 3GTU2NEC8JG160040

Preparing for a close up...

Photos coming soon

2024 GMC Terrain

SLT AWD

34,829 km

$29,998

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:: 34,829
Stock #:: L134766
VIN:: 3GKALVEG7RL254517

Used Gray GMC for Sale in Mar, ON

2016 GMC Sierra 1500

$15,995

2025 GMC Sierra 1500

$71,995

2019 GMC Sierra 1500

$30,998

2024 GMC Sierra 1500

$48,995

2025 GMC Sierra 1500

$59,995

2021 GMC Terrain

$17,999

2018 GMC Terrain

$13,888

2024 GMC Sierra 1500

$57,882

2018 GMC Terrain

$18,900

2023 GMC Acadia

$30,990

2025 GMC Sierra 1500

$54,995

2018 GMC Terrain

$11,998

2018 GMC Terrain

$11,990

2019 GMC Yukon

$29,995

2024 GMC Terrain

$25,999

2016 GMC Canyon

$23,995

2022 GMC Canyon

$37,900

2020 GMC Sierra 1500

$43,889

2024 GMC Terrain

$28,990

2017 GMC Acadia

$13,978

2022 GMC Sierra 1500 Limited

$46,991

2018 GMC Sierra 1500

$32,995

2018 GMC Sierra 1500

$25,995

2024 GMC Terrain

$29,998

Shop by Color

Shop by Bodystyle

Shop by Tow Package