Used GMC Sedans for Sale in St Thomas, ON

2026 GMC Sierra 1500

Pro Crew Cab 4WD

3,000 kilometres

$61,999

Good Deal

Certified Pre-Owned

Simcoe, ON

72 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:: Black
Combined gas mileage:: 15 L/100km
Fuel type:: Gasoline
Interior colour:: Black
Transmission:: Automatic
Mileage:: 3,000
Stock number:: 26T1
VIN:: 1GTUUAED1TZ102107

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2024 GMC Sierra 1500

AT4 Crew Cab 4WD

104,524 kilometres

$54,495

Good Deal

New Hamburg, ON

78 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:: Onyx Black
Combined gas mileage:: 10 L/100km
Fuel type:: Diesel
Interior colour:: Black
Transmission:: Automatic
Mileage:: 104,524
Stock number:: 25-534A
VIN:: 3GTUUEE81RG311298

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2019 GMC Acadia

SLE-2 AWD

158,361 kilometres

$22,495

Fair Deal

London, ON

26 km away

Year:: 2019
Make:: GMC
Model:: Acadia
Body type:: SUV / Crossover
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Exterior colour:: Brown
Transmission:: 6-Speed Automatic
Mileage:: 158,361
Stock number:: OX:8811
VIN:: 1GKKNTLS6KZ171394

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2024 GMC Terrain

SLE AWD

56,169 kilometres

$26,799

Great Deal

Ingersoll, ON

37 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:: White
Combined gas mileage:: 9 L/100km
Fuel type:: Gasoline
Interior colour:: Black
Transmission:: Automatic
Mileage:: 56,169
Stock number:: DR7643
VIN:: 3GKALTEG3RL335518

2020 GMC Savana Cargo

2500 RWD

130,826 kilometres

$22,495

Great Deal

London, ON

20 km away

Year:: 2020
Make:: GMC
Model:: Savana Cargo
Body type:: Van
Doors:: 3 doors
Drivetrain:: Rear-Wheel Drive
Engine:: 276 hp 4.3L V6
Exterior colour:: White
Fuel type:: Gasoline
Interior colour:: Brown (Beige)
Transmission:: Automatic
Mileage:: 130,826
Stock number:: 97949
VIN:: 1GTW7AFP9L1156388

2021 GMC Sierra 1500

AT4 Crew Cab 4WD

44,345 kilometres

$49,999

Great Deal

Sarnia, ON

99 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:: Red
Combined gas mileage:: 14 L/100km
Fuel type:: Gasoline
Transmission:: Automatic
Mileage:: 44,345
Stock number:: MG207237T
VIN:: 3GTP9EED3MG207237

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2024 GMC Terrain

SLE AWD

63,306 kilometres

$25,799

Great Deal

Ingersoll, ON

37 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:: Automatic
Mileage:: 63,306
Stock number:: DR7644
VIN:: 3GKALTEG6RL335495

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2023 GMC Sierra 2500HD

Denali Crew Cab 4WD

97,245 kilometres

$73,998

Great Deal

Kitchener, ON

93 km away

Year:: 2023
Make:: GMC
Model:: Sierra 2500HD
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 6.6L V8 Biodiesel
Exterior colour:: White
Fuel type:: Biodiesel
Transmission:: Automatic
Mileage:: 97,245
Stock number:: 26F3200A
VIN:: 1GT49REY6PF180327

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2023 GMC Sierra 1500

Elevation Crew Cab 4WD

44,454 kilometres

$49,464

Great Deal

Kitchener, ON

95 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:: Silver
Combined gas mileage:: 13 L/100km
Fuel type:: Gasoline
Interior colour:: Black
Transmission:: Automatic
Mileage:: 44,454
Stock number:: G342564
VIN:: 3GTUUCEDXPG342564

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2023 GMC Canyon

AT4 Crew Cab 4WD

34,650 kilometres

$47,890

Great Deal

Cambridge, ON

99 km away

Year:: 2023
Make:: GMC
Model:: Canyon
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
Transmission:: Automatic
Mileage:: 34,650
Stock number:: IW87278
VIN:: 1GTP6DEK8P1187278

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2024 GMC Sierra 1500

Elevation Crew Cab 4WD

34,610 kilometres

$51,993

Great Deal

Kitchener, ON

95 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:: 34,610
Stock number:: G250922
VIN:: 3GTUUCED6RG250922

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2023 GMC Sierra 1500

Pro Crew Cab 4WD

39,466 kilometres

$31,999

Great Deal

London, ON

27 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:: Gray
Combined gas mileage:: 13 L/100km
Fuel type:: Gasoline
Transmission:: Automatic
Mileage:: 39,466
Stock number:: E6437
VIN:: 3GTPUAEK7PG168940

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2026 GMC Sierra 1500

AT4 Crew Cab 4WD

7,723 kilometres

$74,990

Great Deal

Certified Pre-Owned

Tillsonburg, ON

54 km away

Year:: 2026
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:: 11 L/100km
Fuel type:: Diesel
Interior colour:: Black
Transmission:: Automatic
Mileage:: 7,723
Stock number:: 26C229A
VIN:: 3GTUUEE8XTG114850

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2021 GMC Canyon

Denali Crew Cab 4WD

107,270 kilometres

$35,495

Great Deal

Waterloo, ON

95 km away

Year:: 2021
Make:: GMC
Model:: Canyon
Body type:: Pickup Truck
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 308 hp 3.6L V6
Exterior colour:: Onyx Black
Combined gas mileage:: 13 L/100km
Fuel type:: Gasoline
Interior colour:: Jet Black
Transmission:: Automatic
Mileage:: 107,270
Stock number:: OP293
VIN:: 1GTG6EEN6M1181331

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2021 GMC Sierra 1500

Denali Crew Cab 4WD

150,008 kilometres

$38,727

Great Deal

London, ON

27 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:: Black
Combined gas mileage:: 10 L/100km
Fuel type:: Diesel
Transmission:: Automatic
Mileage:: 150,008
Stock number:: 15-IC086
VIN:: 3GTU9FET7MG238510

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2024 GMC Terrain

SLE AWD

75,931 kilometres

$24,495

Great Deal

Cambridge, ON

99 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:: Blue
Combined gas mileage:: 9 L/100km
Fuel type:: Gasoline
Transmission:: 9-Speed Automatic
Mileage:: 75,931
Stock number:: RP1400
VIN:: 3GKALTEG9RL190355

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2025 GMC Sierra 1500

SLT Crew Cab 4WD

23,392 kilometres

$62,694

Great Deal

Certified Pre-Owned

London, ON

27 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:: Red
Combined gas mileage:: 10 L/100km
Fuel type:: Diesel
Interior colour:: Black
Transmission:: Automatic
Mileage:: 23,392
Stock number:: 255234A
VIN:: 3GTUUDE87SG298248

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2022 GMC Terrain

SLE AWD

170,690 kilometres

$17,495

Great Deal

Waterloo, ON

95 km away

Year:: 2022
Make:: GMC
Model:: Terrain
Body type:: SUV / Crossover
Doors:: 4 doors
Drivetrain:: All-Wheel Drive
Engine:: 170 hp 1.5L I4
Exterior colour:: Quicksilver Metallic
Combined gas mileage:: 9 L/100km
Fuel type:: Gasoline
Interior colour:: Jet Black
Transmission:: Automatic
Mileage:: 170,690
Stock number:: 265761A
VIN:: 3GKALTEV3NL169641

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2016 GMC Savana Cargo

2500 RWD

236,795 kilometres

$11,997

Great Deal

Kitchener, ON

97 km away

Year:: 2016
Make:: GMC
Model:: Savana Cargo
Body type:: Van
Doors:: 3 doors
Drivetrain:: Rear-Wheel Drive
Engine:: 285 hp 4.8L V8
Exterior colour:: White
Fuel type:: Gasoline
Interior colour:: Gray
Transmission:: 6-Speed Automatic
Mileage:: 236,795
VIN:: 1GTW7AFF7G1313896

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2025 GMC Sierra 1500

AT4 Crew Cab 4WD

37,518 kilometres

$65,999

Great Deal

Certified Pre-Owned

Simcoe, ON

72 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:: White
Combined gas mileage:: 10 L/100km
Fuel type:: Diesel
Transmission:: Automatic
Mileage:: 37,518
Stock number:: 5100
VIN:: 3GTUUEE80SG255604

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2015 GMC Savana Cargo

2500 RWD

186,900 kilometres

$12,495

Great Deal

London, ON

26 km away

Year:: 2015
Make:: GMC
Model:: Savana Cargo
Body type:: Van
Doors:: 3 doors
Drivetrain:: Rear-Wheel Drive
Engine:: 285 hp 4.8L V8
Exterior colour:: White
Fuel type:: Gasoline
Transmission:: 6-Speed Automatic
Mileage:: 186,900
Stock number:: OX:8960
VIN:: 1GTW7FCF9F1282327

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2023 GMC Acadia

Denali AWD

68,268 kilometres

$37,998

Great Deal

Certified Pre-Owned

Cambridge, ON

99 km away

Year:: 2023
Make:: GMC
Model:: Acadia
Body type:: SUV / Crossover
Doors:: 4 doors
Drivetrain:: Four-Wheel Drive
Engine:: 228 hp 2L I4
Exterior colour:: White
Combined gas mileage:: 10 L/100km
Fuel type:: Gasoline
Transmission:: Automatic
Mileage:: 68,268
Stock number:: 260799A
VIN:: 1GKKNXL43PZ131760

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2017 GMC Terrain

SLE2

120,241 kilometres

$9,995

Great Deal

London, ON

25 km away

Year:: 2017
Make:: GMC
Model:: Terrain
Body type:: SUV / Crossover
Doors:: 4 doors
Drivetrain:: Front-Wheel Drive
Engine:: 182 hp 2.4L I4
Exterior colour:: Black
Combined gas mileage:: 10 L/100km
Fuel type:: Gasoline
Transmission:: Automatic
Mileage:: 120,241
Stock number:: 1318
VIN:: 2GKALNEK2H6286461

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2023 GMC Sierra 1500

Elevation Crew Cab 4WD

66,006 kilometres

$43,995

Fair Deal

London, ON

26 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:: Red
Fuel type:: Gasoline
Mileage:: 66,006
Stock number:: OX:8831
VIN:: 3GTPUCEK4PG137303

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