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 Mountain, ON

214 results
Maitland, ON
2024 GMC Sierra 2500HD Pro Double Cab 4WD Carloft Kingston

2024 GMC Sierra 2500HD

Pro Double Cab 4WD

40,223 kilometres

$61,995

Fair Deal
Kingston, ON
85 km away
Year:
2024
Make:
GMC
Model:
Sierra 2500HD
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Engine:
401 hp 6.6L V8
Exterior colour:
Gray
Fuel type:
Gasoline
Transmission:
Automatic
Mileage:
40,223
Stock number:
NBF0454A
VIN:
1GT59LE72RF161723

Sponsored

2024 GMC Sierra 1500 Elevation Crew Cab 4WD

2024 GMC Sierra 1500

Elevation Crew Cab 4WD

28,142 kilometres

$48,998

Good Deal
Ottawa, ON
55 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:
Gray
Combined gas mileage:
13 L/100km
Fuel type:
Gasoline
Interior colour:
Gray
Transmission:
Automatic
Mileage:
28,142
Stock number:
T4409
VIN:
3GTPUCEK2RG239444

Sponsored

2018 GMC Sierra 1500 SLE Crew Cab 4WD

2018 GMC Sierra 1500

SLE Crew Cab 4WD

206,596 kilometres

$20,995

Fair Deal
Ottawa, ON
69 km away
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:
206,596
Stock number:
04722
VIN:
3GTU2MEC5JG442825

Sponsored

2024 GMC Terrain SLT AWD

2024 GMC Terrain

SLT AWD

45,561 kilometres

$29,995

Great Deal
Kingston, ON
85 km away
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:
9-Speed Automatic
Mileage:
45,561
Stock number:
11657
VIN:
3GKALVEGXRL197942

2023 GMC Terrain AT4 AWD

2023 GMC Terrain

AT4 AWD

40,002 kilometres

$28,998

Great Deal
Certified Pre-Owned
Ottawa, ON
80 km away
Year:
2023
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:
9-Speed Automatic
Mileage:
40,002
Stock number:
R28473A
VIN:
3GKALYEG6PL159445

Preparing for a close up...

Photos coming soon

2024 GMC Sierra 1500

Elevation Crew Cab 4WD

30,035 kilometres

$51,999

Great Deal
Stittsville, ON
64 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
Fuel type:
Gasoline
Interior colour:
Black
Transmission:
8-Speed Automatic
Mileage:
30,035
Stock number:
7793
VIN:
3GTUUCED7RG427705

Preparing for a close up...

Photos coming soon

2014 GMC Acadia

SLE-2 AWD

135,840 kilometres

$13,995

Good Deal
Ottawa, ON
69 km away
Year:
2014
Make:
GMC
Model:
Acadia
Body type:
SUV / Crossover
Doors:
4 doors
Drivetrain:
All-Wheel Drive
Engine:
288 hp 3.6L V6
Exterior colour:
Gray
Combined gas mileage:
13 L/100km
Fuel type:
Gasoline
Interior colour:
Black
Transmission:
Automatic
Mileage:
135,840
Stock number:
04713A
VIN:
1GKKVPKD0EJ375895

Preparing for a close up...

Photos coming soon

2021 GMC Sierra 1500

Crew Cab 4WD

182,218 kilometres

$26,998

Good Deal
Ottawa, ON
55 km away
Year:
2021
Make:
GMC
Model:
Sierra 1500
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Exterior colour:
Gray
Transmission:
Automatic
Mileage:
182,218
Stock number:
T3649A
VIN:
3GTU9AEF5MG107038

Preparing for a close up...

Photos coming soon

2024 GMC Terrain

Denali AWD

29,883 kilometres

$35,000

Good Deal
Cornwall, ON
84 km away
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:
Brown (Tan)
Transmission:
Automatic
Mileage:
29,883
Stock number:
S2789
VIN:
3GKALXEG8RL244137

Preparing for a close up...

Photos coming soon

2021 GMC Sierra 1500

Elevation Crew Cab 4WD

74,033 kilometres

$42,495

Good Deal
Kingston, ON
82 km away
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 (Satin Steel Metallic)
Fuel type:
Diesel
Interior colour:
Jet Black
Mileage:
74,033
Stock number:
26P036
VIN:
3GTU9CET3MG454644

Preparing for a close up...

Photos coming soon

2021 GMC Terrain

SLE AWD

80,874 kilometres

$20,995

Good Deal
Gatineau, QC
96 km away
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:
80,874
Stock number:
26109A
VIN:
3GKALTEVXML330548

Preparing for a close up...

Photos coming soon

2024 GMC Sierra 1500

Elevation Crew Cab 4WD

28,142 kilometres

$48,998

Good Deal
Ottawa, ON
55 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:
Gray
Combined gas mileage:
13 L/100km
Fuel type:
Gasoline
Interior colour:
Gray
Transmission:
Automatic
Mileage:
28,142
Stock number:
T4409
VIN:
3GTPUCEK2RG239444

Preparing for a close up...

Photos coming soon

2026 GMC Sierra 1500

AT4 Crew Cab 4WD

17,047 kilometres

$73,988

Good Deal
Certified Pre-Owned
Carleton Place, ON
57 km away
Year:
2026
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:
17,047
Stock number:
22478
VIN:
3GTUUEEL6TG122478

Preparing for a close up...

Photos coming soon

2024 GMC Sierra 1500

Elevation Crew Cab 4WD

43,351 kilometres

$52,998

Good Deal
Ottawa, ON
55 km away
Year:
2024
Make:
GMC
Model:
Sierra 1500
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Exterior colour:
Gray
Interior colour:
Gray
Transmission:
Automatic
Mileage:
43,351
Stock number:
T4368
VIN:
3GTUUCED2RG114819

Preparing for a close up...

Photos coming soon

2024 GMC Sierra 1500

Elevation Crew Cab 4WD

43,351 kilometres

$52,998

Good Deal
Ottawa, ON
55 km away
Year:
2024
Make:
GMC
Model:
Sierra 1500
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Exterior colour:
Gray
Interior colour:
Gray
Transmission:
Automatic
Mileage:
43,351
Stock number:
T4368
VIN:
3GTUUCED2RG114819

Sponsored

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

  • Used White GMC for Sale in Mountain

  • Used Blue GMC for Sale in Mountain

  • Used Red GMC for Sale in Mountain

  • Used Black GMC for Sale in Mountain

  • Used Silver GMC for Sale in Mountain

  • Used GMC Sedans for Sale in Mountain

  • Used GMC SUVs for Sale in Mountain

  • Used GMC Coupes for Sale in Mountain

  • Used GMC Pickup Trucks for Sale in Mountain

  • Used GMC Hatchbacks for Sale in Mountain

  • Used GMC Convertibles for Sale in Mountain

  • Used GMC Wagons for Sale in Mountain

  • Used GMC Vans for Sale in Mountain

  • Used GMC for Sale with Tow Package in Mountain

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.