Used GMC Cars for Sale near St Thomas, ON

428 results

St Thomas, ON

Sort by:

2024 GMC Sierra 1500

Elevation Crew Cab 4WD

60,343 kilometres

$51,967

Good Deal

Kitchener, ON

94 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:: Black
Combined gas mileage:: 14 L/100km
Fuel type:: Gasoline
Interior colour:: Black
Transmission:: Automatic
Mileage:: 60,343
Stock number:: G208315
VIN:: 3GTUUCED6RG208315

Sponsored

2024 GMC Terrain

Denali AWD

20,141 kilometres

$37,995

Fair Deal

65 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:: Volcanic Red Tintcoat
Combined gas mileage:: 9 L/100km
Fuel type:: Gasoline
Transmission:: Automatic
Mileage:: 20,141
Stock number:: 241349
VIN:: 3GKALXEG6RL169955

Sponsored

2023 GMC Terrain

Denali AWD

50,269 kilometres

$31,859

Good Deal

Chatham, ON

93 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:: Black
Combined gas mileage:: 9 L/100km
Fuel type:: Gasoline
Transmission:: Automatic
Mileage:: 50,269
Stock number:: CC00164T
VIN:: 3GKALXEG7PL241792

Sponsored

2023 GMC Terrain

Denali AWD

78,862 kilometres

$27,999

Great Deal

Sarnia, ON

98 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:: Black
Combined gas mileage:: 9 L/100km
Fuel type:: Gasoline
Transmission:: 9-Speed Automatic
Mileage:: 78,862
Stock number:: PL181272
VIN:: 3GKALXEG9PL181272

2020 GMC Terrain

Denali AWD

77,132 kilometres

$24,499

Great Deal

Sarnia, ON

98 km away

Year:: 2020
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
Transmission:: 9-Speed Automatic
Mileage:: 77,132
Stock number:: LL247321P
VIN:: 3GKALXEX6LL247321

2023 GMC Sierra 1500

AT4X Crew Cab 4WD

51,974 kilometres

$62,999

Great Deal

Sarnia, ON

98 km away

Year:: 2023
Make:: GMC
Model:: Sierra 1500
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 420 hp 6.2L V8
Exterior colour:: Black
Combined gas mileage:: 15 L/100km
Fuel type:: Gasoline
Transmission:: Automatic
Mileage:: 51,974
Stock number:: PG299467
VIN:: 3GTUUFEL3PG299467

Preparing for a close up...

Photos coming soon

2018 GMC Sierra 1500

SLT Crew Cab 4WD

144,200 kilometres

$27,998

Great Deal

London, ON

26 km away

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:: other
Transmission:: Automatic
Mileage:: 144,200
Stock number:: E6348
VIN:: 3GTU2NEJ3JG218263

Preparing for a close up...

Photos coming soon

2023 GMC Sierra 1500

AT4X Crew Cab 4WD

64,537 kilometres

$59,999

Great Deal

Sarnia, ON

98 km away

Year:: 2023
Make:: GMC
Model:: Sierra 1500
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 420 hp 6.2L V8
Exterior colour:: Black
Combined gas mileage:: 15 L/100km
Fuel type:: Gasoline
Transmission:: Automatic
Mileage:: 64,537
Stock number:: PG188480
VIN:: 3GTUUFELXPG188480

Preparing for a close up...

Photos coming soon

2022 GMC Sierra 1500

Denali Crew Cab 4WD

81,829 kilometres

$50,999

Great Deal

Sarnia, ON

98 km away

Year:: 2022
Make:: GMC
Model:: Sierra 1500
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 420 hp 6.2L V8
Exterior colour:: White
Combined gas mileage:: 15 L/100km
Fuel type:: Gasoline
Transmission:: Automatic
Mileage:: 81,829
Stock number:: NG511319
VIN:: 3GTUUGEL5NG511319

Preparing for a close up...

Photos coming soon

2022 GMC Sierra 1500 Limited

Denali Crew Cab 4WD

67,917 kilometres

$47,999

Great Deal

Sarnia, ON

98 km away

Year:: 2022
Make:: GMC
Model:: Sierra 1500 Limited
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 355 hp 5.3L V8
Exterior colour:: Black
Combined gas mileage:: 14 L/100km
Fuel type:: Gasoline
Transmission:: Automatic
Mileage:: 67,917
Stock number:: NG163165
VIN:: 3GTU9FEDXNG163165

Preparing for a close up...

Photos coming soon

2023 GMC Sierra 1500

SLE Crew Cab 4WD

17,349 kilometres

$45,936

Great Deal

Kitchener, ON

94 km away

Year:: 2023
Make:: GMC
Model:: Sierra 1500
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 310 hp 2.7L I4
Exterior colour:: Black
Combined gas mileage:: 13 L/100km
Fuel type:: Gasoline
Interior colour:: Black
Transmission:: Automatic
Mileage:: 17,349
Stock number:: G193048
VIN:: 3GTPUBEK5PG193048

Preparing for a close up...

Photos coming soon

2020 GMC Terrain

SLE AWD

55,367 kilometres

$21,798

Great Deal

Certified Pre-Owned

Cambridge, ON

98 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:: White
Combined gas mileage:: 9 L/100km
Fuel type:: Gasoline
Interior colour:: Black
Transmission:: Automatic
Mileage:: 55,367
Stock number:: 349379
VIN:: 3GKALTEV1LL235116

Preparing for a close up...

Photos coming soon

2026 GMC Sierra 1500

Elevation Crew Cab 4WD

2,950 kilometres

$74,248

Great Deal

Exeter, ON

66 km away

Year:: 2026
Make:: GMC
Model:: Sierra 1500
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 310 hp 2.7L I4
Exterior colour:: Black
Fuel type:: Gasoline
Interior colour:: Black
Transmission:: 8-Speed Automatic
Mileage:: 2,950
Stock number:: 106001
VIN:: 3GTPUCEK3TG181495

Preparing for a close up...

Photos coming soon

2023 GMC Sierra 1500

Elevation Crew Cab 4WD

47,696 kilometres

$48,486

Great Deal

Kitchener, ON

94 km away

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:: Black
Combined gas mileage:: 13 L/100km
Fuel type:: Gasoline
Interior colour:: Black
Transmission:: Automatic
Mileage:: 47,696
Stock number:: G351689
VIN:: 3GTUUCED9PG351689

Preparing for a close up...

Photos coming soon

2024 GMC Sierra 1500

AT4X Crew Cab 4WD

35,582 kilometres

$69,284

Great Deal

Certified Pre-Owned

Exeter, ON

66 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:: Black
Combined gas mileage:: 12 L/100km
Fuel type:: Diesel
Transmission:: Automatic
Mileage:: 35,582
Stock number:: 99585
VIN:: 3GTUUFE88RG317265

Preparing for a close up...

Photos coming soon

2024 GMC Sierra 1500

AT4X Crew Cab 4WD

26,305 kilometres

$72,887

Great Deal

St Thomas, ON

1 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:: White
Combined gas mileage:: 16 L/100km
Fuel type:: Gasoline
Transmission:: Automatic
Mileage:: 26,305
Stock number:: 104843A
VIN:: 3GTUUFEL3RG300765

Preparing for a close up...

Photos coming soon

2019 GMC Sierra 1500

SLT Crew Cab 4WD

149,100 kilometres

$33,000

Great Deal

Certified Pre-Owned

Sarnia, ON

98 km away

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:: Black
Combined gas mileage:: 14 L/100km
Fuel type:: Gasoline
Interior colour:: Black
Transmission:: Automatic
Mileage:: 149,100
Stock number:: 501769
VIN:: 1GTU9DEDXKZ262455

Preparing for a close up...

Photos coming soon

2023 GMC Terrain

Denali AWD

48,893 kilometres

$29,997

Great Deal

Certified Pre-Owned

New Hamburg, ON

77 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:: White
Combined gas mileage:: 9 L/100km
Fuel type:: Gasoline
Transmission:: Automatic
Mileage:: 48,893
Stock number:: 2625-26A
VIN:: 3GKALXEG8PL118566

Preparing for a close up...

Photos coming soon

2023 GMC Sierra 1500

Pro Regular Cab LB 4WD

40,217 kilometres

$36,284

Great Deal

Certified Pre-Owned

Exeter, ON

66 km away

Year:: 2023
Make:: GMC
Model:: Sierra 1500
Body type:: Pickup Truck
Doors:: 2 doors
Drivetrain:: Four-Wheel Drive
Engine:: 355 hp 5.3L V8
Exterior colour:: White
Fuel type:: Gasoline
Interior colour:: Black
Transmission:: Automatic
Mileage:: 40,217
Stock number:: 96399
VIN:: 3GTNUAED8PG275231

Preparing for a close up...

Photos coming soon

2021 GMC Terrain

SLE AWD

70,965 kilometres

$18,999

Great Deal

Sarnia, ON

98 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:: Black
Combined gas mileage:: 9 L/100km
Fuel type:: Gasoline
Transmission:: 9-Speed Automatic
Mileage:: 70,965
Stock number:: ML351893
VIN:: 3GKALTEV0ML351893

Preparing for a close up...

Photos coming soon

2023 GMC Savana Cargo

2500 RWD

17,900 kilometres

$32,995

Great Deal

Glencoe, ON

29 km away

Year:: 2023
Make:: GMC
Model:: Savana Cargo
Body type:: Van
Doors:: 3 doors
Drivetrain:: Rear-Wheel Drive
Engine:: 276 hp 4.3L V6
Fuel type:: Gasoline
Transmission:: Automatic
Mileage:: 17,900
VIN:: 1GTW7AFP9P1206387

Preparing for a close up...

Photos coming soon

2023 GMC Sierra 1500

Pro Crew Cab 4WD

30,036 kilometres

$35,777

Great Deal

65 km away

Year:: 2023
Make:: GMC
Model:: Sierra 1500
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 310 hp 2.7L I4
Exterior colour:: Onyx Black
Combined gas mileage:: 13 L/100km
Fuel type:: Gasoline
Transmission:: Automatic
Mileage:: 30,036
Stock number:: 251498
VIN:: 3GTPUAEK3PG192197

Preparing for a close up...

Photos coming soon

2022 GMC Canyon

Elevation Crew Cab 4WD

87,749 kilometres

$36,299

Fair Deal

Kitchener, ON

95 km away

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:: White
Combined gas mileage:: 12 L/100km
Fuel type:: Gasoline
Interior colour:: Black
Transmission:: 8-Speed Automatic
Mileage:: 87,749
Stock number:: 3D6652
VIN:: 1GTG6CEN0N1276652

Sponsored

Reviews

4.4 Overall rating

(4,068 reviews)

Customers say

GMC offers a lineup of trucks and SUVs that are generally praised for their reliable performance, spacious interiors, and towing capabilities. Owners appreciate their rugged design and the comfort they provide, especially in models like the Sierra and Yukon. However, common criticisms include fuel economy issues and high pricing for some models. Despite these drawbacks, GMC vehicles are often recognized for their power, luxurious features, and off-road capabilities, making them solid choices for both daily driving and rugged use.

AI generated from the text of customer reviews.

What people say

comfort fuel economy interior performance power

Anonymous

5.0

Reviewed a 2019 GMC AT4 Crew Cab 4WD on Sep. 08, 2024

The truck had all the features I wanted and the price was in-line, or better with others in my search.

Ronald J

4.0

Reviewed a 2010 GMC Terrain on Mar. 25, 2024

This car is a Good Value for age and mileage.

Anonymous

5.0

Reviewed a 2020 GMC Yukon XL on Feb. 22, 2024

Great vehicle. Drives super smooth. The car was a great value for such low mileage.

Racquel M

5.0

Reviewed a 2023 GMC Yukon XL on Jan. 25, 2024

Love the vehicle!! Large enough for my family (of 5 with a car seat involved, without sacrificing style! Gas mileage isn’t as bad as imagined either. It’s a win!!

Matthew B

5.0

Reviewed a 2021 GMC AT4 Crew Cab 4WD on Jan. 07, 2025

Best truck I have driven! Highway speeds are great and feels like I’m driving a Cadillac.

Shop by Price