CarGurus Logo Homepage Link
  • Buy
    • Used cars
    • New cars
    • Certified pre-owned
    • Start your purchase online
  • Sell
    • Sell my car
    • Car values
  • Research
    • Test drive reviews
    • Price trends
    • Compare cars
  • Saved cars & searches
  • Sign in / Register
    • My account
    • Saved searches
    • Saved cars
    • Recommended cars
    • Browsing history
      • United States (EN)
      • Estados Unidos (ES)
      • Canada (EN)
      • Canada (FR)
      • United Kingdom

Used Gray GMC for Sale in Oakville, ON

264 results
Oakville, ON
2024 GMC Sierra 1500 Elevation Crew Cab 4WD Most Wanted Cars by Theo Motors

2024 GMC Sierra 1500

Elevation Crew Cab 4WD

39,981 kilometres

$54,863

Fair Deal
Kitchener, ON
61 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:
Gray
Combined gas mileage:
14 L/100km
Fuel type:
Gasoline
Interior colour:
Black
Transmission:
Automatic
Mileage:
39,981
Stock number:
G202466
VIN:
3GTUUCED8RG202466

Sponsored

2021 GMC Sierra 1500 SLE Crew Cab 4WD

2021 GMC Sierra 1500

SLE Crew Cab 4WD

119,687 kilometres

$34,990

Fair Deal
22 km away
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
Fuel type:
Gasoline
Interior colour:
Black
Transmission:
Automatic
Mileage:
119,687
Stock number:
93349
VIN:
3GTU9BED9MG340831

Sponsored

2026 GMC Sierra 1500 Denali Crew Cab 4WD

2026 GMC Sierra 1500

Denali Crew Cab 4WD

4,118 kilometres

$97,581

Fair Deal
Certified Pre-Owned
Milton, ON
14 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:
Gray
Combined gas mileage:
15 L/100km
Fuel type:
Gasoline
Interior colour:
Black
Transmission:
Automatic
Mileage:
4,118
Stock number:
217943
VIN:
3GTUUGED5TG217943

Sponsored

Preparing for a close up...

Photos coming soon

2025 GMC Sierra 1500

AT4 Crew Cab 4WD

49,509 kilometres

$62,995

Great Deal
Aurora, ON
62 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:
Gray
Combined gas mileage:
10 L/100km
Fuel type:
Diesel
Transmission:
Automatic
Mileage:
49,509
Stock number:
US4061
VIN:
3GTUUEE84SG185590

2024 GMC Hummer EV SUV 3X AWD

2024 GMC Hummer EV SUV

3X AWD

12,890 kilometres

$95,990

Great Deal
Concord, ON
40 km away
Year:
2024
Make:
GMC
Model:
Hummer EV SUV
Body type:
SUV / Crossover
Doors:
4 doors
Drivetrain:
All-Wheel Drive
Engine:
Electric
Exterior colour:
Gray
Combined gas mileage:
5 L/100km
Fuel type:
Electric
Transmission:
Automatic
Mileage:
12,890
Stock number:
90F02-007131
VIN:
1GKB0RDC6RU000131

2024 GMC Sierra 1500 SLT Crew Cab 4WD

2024 GMC Sierra 1500

SLT Crew Cab 4WD

27,042 kilometres

$58,995

Great Deal
Mississauga, ON
19 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:
Gray
Combined gas mileage:
14 L/100km
Fuel type:
Gasoline
Interior colour:
Brown
Transmission:
Automatic
Mileage:
27,042
Stock number:
19488
VIN:
3GTUUDEL8RG312737

Preparing for a close up...

Photos coming soon

2026 GMC Canyon

AT4 Crew Cab 4WD

1,498 kilometres

$55,844

Great Deal
Richmond Hill, ON
50 km away
Year:
2026
Make:
GMC
Model:
Canyon
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Engine:
310 hp 2.7L I4
Exterior colour:
Gray
Combined gas mileage:
15 L/100km
Fuel type:
Gasoline
Transmission:
8-Speed Automatic
Mileage:
1,498
Stock number:
T1144254
VIN:
1GTP2DEK2T1144254

Preparing for a close up...

Photos coming soon

2018 GMC Terrain

Denali AWD

173,346 kilometres

$14,888

Great Deal
Toronto, ON
36 km away
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 number:
251837
VIN:
3GKALVEX4JL251837

Preparing for a close up...

Photos coming soon

2016 GMC Sierra 1500

SLE Crew Cab 4WD

186,018 kilometres

$21,995

Great Deal
Toronto, ON
46 km away
Year:
2016
Make:
GMC
Model:
Sierra 1500
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Exterior colour:
Gray
Transmission:
Automatic
Mileage:
186,018
Stock number:
PD0317N
VIN:
3GTU2MEC0GG170497

Preparing for a close up...

Photos coming soon

2024 GMC Sierra 1500

AT4 Crew Cab 4WD

55,688 kilometres

$57,882

Great Deal
Oakville, ON
5 km away
Year:
2024
Make:
GMC
Model:
Sierra 1500
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Exterior colour:
Gray
Transmission:
Automatic
Mileage:
55,688
Stock number:
B2114
VIN:
3GTUUEEL4RG216707

Preparing for a close up...

Photos coming soon

2024 GMC Sierra 1500

Elevation Crew Cab 4WD

21,385 kilometres

$53,999

Great Deal
Toronto, ON
28 km away
Year:
2024
Make:
GMC
Model:
Sierra 1500
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Exterior colour:
Gray
Transmission:
Automatic
Mileage:
21,385
Stock number:
52689A
VIN:
3GTUUCED0RG397396

Preparing for a close up...

Photos coming soon

2026 GMC Terrain

AT4 AWD

9,906 kilometres

$45,798

Good Deal
Grimsby, ON
36 km away
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:
9,906
Stock number:
P260852
VIN:
3GKALYEG3TL200852

Preparing for a close up...

Photos coming soon

2016 GMC Yukon XL

SLT 4WD

191,710 kilometres

$25,995

Good Deal
Toronto, ON
43 km away
Year:
2016
Make:
GMC
Model:
Yukon XL
Body type:
SUV / Crossover
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Engine:
355 hp 5.3L V8 Flex Fuel Vehicle
Exterior colour:
Gray
Combined gas mileage:
13 L/100km
Fuel type:
Flex Fuel Vehicle
Interior colour:
Black
Transmission:
Automatic
Mileage:
191,710
Stock number:
2026-17
VIN:
1GKS2GKC7GR146294

Preparing for a close up...

Photos coming soon

2024 GMC Sierra 1500

Elevation Crew Cab 4WD

58,331 kilometres

$52,492

Good Deal
Kitchener, ON
61 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:
Gray
Combined gas mileage:
14 L/100km
Fuel type:
Gasoline
Interior colour:
Black
Transmission:
Automatic
Mileage:
58,331
Stock number:
G249821
VIN:
3GTUUCED6RG249821

Preparing for a close up...

Photos coming soon

2019 GMC Yukon XL

SLE 4WD

143,800 kilometres

$33,999

Good Deal
North York, ON
37 km away
Year:
2019
Make:
GMC
Model:
Yukon XL
Body type:
SUV / Crossover
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
Transmission:
Automatic
Mileage:
143,800
Stock number:
07042602
VIN:
1GKS2FKCXKR191605

Preparing for a close up...

Photos coming soon

2025 GMC Sierra 1500

AT4 Crew Cab 4WD

18,250 kilometres

$72,496

Good Deal
Certified Pre-Owned
Oshawa, ON
83 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:
Gray
Combined gas mileage:
10 L/100km
Fuel type:
Diesel
Transmission:
Automatic
Mileage:
18,250
Stock number:
U0270
VIN:
3GTUUEE82SG224693

Preparing for a close up...

Photos coming soon

2024 GMC Sierra 1500

AT4 Crew Cab 4WD

55,349 kilometres

$62,998

Good Deal
Thornhill, ON
43 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
Interior colour:
Black
Transmission:
Automatic
Mileage:
55,349
Stock number:
TA182355
VIN:
3GTUUEE89RG182355

Preparing for a close up...

Photos coming soon

2020 GMC Terrain

SLE AWD

169,250 kilometres

$14,495

Good Deal
Hamilton, ON
28 km away
Year:
2020
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:
169,250
Stock number:
4371DC
VIN:
3GKALTEX1LL336240

Preparing for a close up...

Photos coming soon

2023 GMC Sierra 1500

AT4 Crew Cab 4WD

154,838 kilometres

$44,495

Good Deal
Oakville, ON
3 km away
Year:
2023
Make:
GMC
Model:
Sierra 1500
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Exterior colour:
Gray
Transmission:
Automatic
Mileage:
154,838
Stock number:
A0641
VIN:
3GTUUEEL3PG227663

Preparing for a close up...

Photos coming soon

2025 GMC Terrain

Elevation AWD

30,630 kilometres

$34,764

Good Deal
Niagara Falls, ON
64 km away
Year:
2025
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
Transmission:
8-Speed Automatic
Mileage:
30,630
Stock number:
82861
VIN:
3GKALUEG0SL188571

Preparing for a close up...

Photos coming soon

2020 GMC Sierra 1500

Elevation Crew Cab 4WD

307,770 kilometres

$19,999

Good Deal
Oshawa, ON
82 km away
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:
307,770
VIN:
1GTU9CET9LZ201729

Preparing for a close up...

Photos coming soon

2017 GMC Sierra 1500

Base Double Cab 4WD

175,565 kilometres

$17,999

Good Deal
Niagara Falls, ON
63 km away
Year:
2017
Make:
GMC
Model:
Sierra 1500
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Engine:
4.3L V6 Flex Fuel Vehicle
Exterior colour:
Gray
Combined gas mileage:
12 L/100km
Fuel type:
Flex Fuel Vehicle
Transmission:
Automatic
Mileage:
175,565
Stock number:
4018-26
VIN:
1GTV2LEH1HZ104018

Preparing for a close up...

Photos coming soon

2017 GMC Acadia

SLE-2 FWD

198,736 kilometres

$12,900

Good Deal
North York, ON
37 km away
Year:
2017
Make:
GMC
Model:
Acadia
Body type:
SUV / Crossover
Doors:
4 doors
Drivetrain:
Front-Wheel Drive
Exterior colour:
Idridium Gray Metallic
Transmission:
Automatic
Mileage:
198,736
Stock number:
AUTO1056-24
VIN:
1GKKNLLS3HZ140175

Preparing for a close up...

Photos coming soon

2023 GMC Sierra 1500

AT4 Crew Cab 4WD

154,838 kilometres

$44,495

Good Deal
Oakville, ON
3 km away
Year:
2023
Make:
GMC
Model:
Sierra 1500
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Exterior colour:
Gray
Transmission:
Automatic
Mileage:
154,838
Stock number:
A0641
VIN:
3GTUUEEL3PG227663

Sponsored

  1. Home
  2. / Used Cars
  3. / GMC
  4. / Ontario
  5. / Oakville
  • Shop all gray cars in Oakville ON

  • Used White GMC for Sale in Oakville

  • Used Blue GMC for Sale in Oakville

  • Used Red GMC for Sale in Oakville

  • Used Black GMC for Sale in Oakville

  • Used Silver GMC for Sale in Oakville

Connect with us
Download our app
Download on the App Store Get it on Google Play
  • Company
  • About CarGurus
  • Our team
  • Press
  • Investor relations
  • Price trends
  • Advertise with CarGurus
  • For dealers
  • Dealer signup
  • Dealer resources
  • Terms
  • Terms of use
  • Privacy policy
  • Interest-based ads
  • Security
  • Help
  • Help center
  • Contact us
    • United States (EN)
    • Estados Unidos (ES)
    • Canada (EN)
    • Canada (FR)
    • United Kingdom

© 2026 CarGurus, Inc., All Rights Reserved.