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

Certified GMC Sierra 1500 for Sale near St Thomas, ON

44 results
St Thomas, ON
2025 GMC Sierra 1500 AT4 Crew Cab 4WD Robinson Chevrolet Buick GMC Simcoe

2025 GMC Sierra 1500

AT4 Crew Cab 4WD

37,518 kilometres

$65,999

Good 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

Sponsored

2024 GMC Sierra 1500 AT4 Crew Cab 4WD

2024 GMC Sierra 1500

AT4 Crew Cab 4WD

70,111 kilometres

$64,995

Fair Deal
Certified Pre-Owned
Chatham, ON
89 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:
White
Combined gas mileage:
10 L/100km
Fuel type:
Diesel
Interior colour:
Black
Transmission:
Automatic
Mileage:
70,111
Stock number:
T170A
VIN:
3GTUUEE84RG201670

Sponsored

2023 GMC Sierra 1500 Denali Crew Cab 4WD

2023 GMC Sierra 1500

Denali Crew Cab 4WD

60,775 kilometres

$59,799

Fair Deal
Certified Pre-Owned
Simcoe, ON
72 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
Combined gas mileage:
14 L/100km
Fuel type:
Gasoline
Interior colour:
Black
Transmission:
Automatic
Mileage:
60,775
Stock number:
25U25CA
VIN:
3GTUUGEL0PG158913

Sponsored

Preparing for a close up...

Photos coming soon

2026 GMC Sierra 1500

Pro Crew Cab 4WD

3,000 kilometres

$64,999

Great 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

2026 GMC Sierra 1500 Denali Crew Cab 4WD

2026 GMC Sierra 1500

Denali Crew Cab 4WD

4,117 kilometres

$83,999

Great 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:
Silver
Combined gas mileage:
15 L/100km
Fuel type:
Gasoline
Interior colour:
Black
Transmission:
Automatic
Mileage:
4,117
Stock number:
26T18
VIN:
3GTUUGED1TG115281

2025 GMC Sierra 1500 AT4 Crew Cab 4WD

2025 GMC Sierra 1500

AT4 Crew Cab 4WD

24,418 kilometres

$69,999

Good Deal
Certified Pre-Owned
Blenheim, 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:
Black
Combined gas mileage:
10 L/100km
Fuel type:
Diesel
Interior colour:
Black
Transmission:
Automatic
Mileage:
24,418
Stock number:
T114A
VIN:
3GTUUEE84SG186089

Preparing for a close up...

Photos coming soon

2023 GMC Sierra 1500

AT4 Crew Cab 4WD

75,445 kilometres

$57,876

Good Deal
Certified Pre-Owned
Blenheim, ON
83 km away
Year:
2023
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:
75,445
Stock number:
6C011A
VIN:
3GTUUEE85PG184231

Preparing for a close up...

Photos coming soon

2025 GMC Sierra 1500

SLT Crew Cab 4WD

23,392 kilometres

$65,994

Good 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

Preparing for a close up...

Photos coming soon

2024 GMC Sierra 1500

Denali Crew Cab 4WD

78,128 kilometres

$59,999

Good Deal
Certified Pre-Owned
Simcoe, ON
72 km away
Year:
2024
Make:
GMC
Model:
Sierra 1500
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Transmission:
Automatic
Mileage:
78,128
Stock number:
5099
VIN:
3GTUUGE83RG224711

Preparing for a close up...

Photos coming soon

2024 GMC Sierra 1500

Denali Crew Cab 4WD

44,877 kilometres

$64,998

Good Deal
Certified Pre-Owned
Cambridge, ON
99 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
Combined gas mileage:
14 L/100km
Fuel type:
Gasoline
Interior colour:
Black
Transmission:
Automatic
Mileage:
44,877
Stock number:
260727A
VIN:
1GTUUGEL8RZ316854

Preparing for a close up...

Photos coming soon

2024 GMC Sierra 1500

Denali Crew Cab 4WD

19,470 kilometres

$67,999

Good Deal
Certified Pre-Owned
Simcoe, ON
72 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
Combined gas mileage:
14 L/100km
Fuel type:
Gasoline
Transmission:
Automatic
Mileage:
19,470
Stock number:
24T272
VIN:
3GTUUGEL7RG359789

Preparing for a close up...

Photos coming soon

2026 GMC Sierra 1500

Denali Crew Cab 4WD

4,335 kilometres

$88,999

Good Deal
Certified Pre-Owned
Kitchener, ON
93 km away
Year:
2026
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
Interior colour:
Black
Transmission:
Automatic
Mileage:
4,335
Stock number:
14273L
VIN:
3GTUUGEL8TG140010

Preparing for a close up...

Photos coming soon

2021 GMC Sierra 1500

Elevation Crew Cab 4WD

42,520 kilometres

$44,798

Good Deal
Certified Pre-Owned
Cambridge, 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
Fuel type:
Gasoline
Transmission:
Automatic
Mileage:
42,520
Stock number:
260630A
VIN:
3GTU9CEDXMG158402

Preparing for a close up...

Photos coming soon

2025 GMC Sierra 1500

AT4 Crew Cab 4WD

37,518 kilometres

$65,999

Good 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

Preparing for a close up...

Photos coming soon

2026 GMC Sierra 1500

AT4 Crew Cab 4WD

10,000 kilometres

$75,999

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:
3L I6 Diesel
Exterior colour:
White
Combined gas mileage:
11 L/100km
Fuel type:
Diesel
Interior colour:
Black
Transmission:
Automatic
Mileage:
10,000
Stock number:
26T76A
VIN:
3GTUUEE8XTG116274

Preparing for a close up...

Photos coming soon

2025 GMC Sierra 1500

Denali Crew Cab 4WD

27,521 kilometres

$73,358

Fair Deal
Certified Pre-Owned
Chatham, ON
89 km away
Year:
2025
Make:
GMC
Model:
Sierra 1500
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Exterior colour:
Black
Transmission:
Automatic
Mileage:
27,521
Stock number:
T151A
VIN:
3GTUUGE8XSG175237

Preparing for a close up...

Photos coming soon

2024 GMC Sierra 1500

AT4 Crew Cab 4WD

70,111 kilometres

$64,995

Fair Deal
Certified Pre-Owned
Chatham, ON
89 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:
White
Combined gas mileage:
10 L/100km
Fuel type:
Diesel
Interior colour:
Black
Transmission:
Automatic
Mileage:
70,111
Stock number:
T170A
VIN:
3GTUUEE84RG201670

Preparing for a close up...

Photos coming soon

2024 GMC Sierra 1500

SLT Crew Cab 4WD

22,101 kilometres

$59,500

Fair Deal
Certified Pre-Owned
Chatham, ON
89 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:
22,101
Stock number:
25053A
VIN:
3GTUUDED4RG188085

Preparing for a close up...

Photos coming soon

2025 GMC Sierra 1500

SLT Crew Cab 4WD

36,138 kilometres

$63,922

Fair Deal
Certified Pre-Owned
Petrolia, ON
80 km away
Year:
2025
Make:
GMC
Model:
Sierra 1500
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Engine:
355 hp 5.3L V8
Exterior colour:
White
Fuel type:
Gasoline
Interior colour:
Black
Transmission:
Automatic
Mileage:
36,138
Stock number:
6460761
VIN:
1GTUUDED8SZ190833

Preparing for a close up...

Photos coming soon

2023 GMC Sierra 1500

SLT Crew Cab 4WD

70,030 kilometres

$53,922

Fair Deal
Certified Pre-Owned
Petrolia, ON
80 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:
Red
Combined gas mileage:
13 L/100km
Fuel type:
Gasoline
Transmission:
Automatic
Mileage:
70,030
Stock number:
6460601
VIN:
3GTUUDEDXPG301728

Preparing for a close up...

Photos coming soon

2025 GMC Sierra 1500

AT4 Crew Cab 4WD

25,131 kilometres

$74,284

Fair Deal
Certified Pre-Owned
Exeter, ON
68 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
Interior colour:
Black
Transmission:
Automatic
Mileage:
25,131
Stock number:
104218
VIN:
3GTUUEE82SG340167

Preparing for a close up...

Photos coming soon

2024 GMC Sierra 1500

SLT Crew Cab 4WD

44,644 kilometres

$63,521

Fair Deal
Certified Pre-Owned
Blenheim, ON
83 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:
Black
Combined gas mileage:
14 L/100km
Fuel type:
Gasoline
Interior colour:
Black
Transmission:
Automatic
Mileage:
44,644
Stock number:
TT117A
VIN:
3GTUUDEL5RG232294

Preparing for a close up...

Photos coming soon

2024 GMC Sierra 1500

SLT Crew Cab 4WD

51,136 kilometres

$59,995

Fair Deal
Certified Pre-Owned
London, ON
21 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:
White
Combined gas mileage:
10 L/100km
Fuel type:
Diesel
Interior colour:
Black
Transmission:
Automatic
Mileage:
51,136
Stock number:
148445
VIN:
3GTUUDE89RG464750

Preparing for a close up...

Photos coming soon

2026 GMC Sierra 1500

Denali Crew Cab 4WD

4,117 kilometres

$83,999

Great 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:
Silver
Combined gas mileage:
15 L/100km
Fuel type:
Gasoline
Interior colour:
Black
Transmission:
Automatic
Mileage:
4,117
Stock number:
26T18
VIN:
3GTUUGED1TG115281

Sponsored

  1. Home
  2. / Certified Pre-Owned
  3. / GMC Sierra 1500
  4. / Ontario
  5. / St Thomas

  • GMC Sierra 1500 in London ON

  • GMC Sierra 1500 in Woodstock ON

  • GMC Sierra 1500 in Brantford ON

  • GMC Sierra 1500 in Kitchener ON

  • GMC Sierra 1500 in Cambridge ON

  • GMC Sierra 1500 in Selkirk ON

  • GMC Sierra 1500 in Sarnia ON

  • GMC Sierra 1500 in Listowel ON

  • GMC Sierra 1500 in Cayuga ON

  • Certified Used GMC Sierra 1500 in Alberta

  • Certified Used GMC Sierra 1500 in British Columbia

  • Certified Used GMC Sierra 1500 in Manitoba

  • Certified Used GMC Sierra 1500 in New Brunswick

  • Certified Used GMC Sierra 1500 in Newfoundland and Labrador

  • Certified Used GMC Sierra 1500 in Northwest Territories

  • Certified Used GMC Sierra 1500 in Nova Scotia

  • Certified Used GMC Sierra 1500 in Nunavut

  • Certified Used GMC Sierra 1500 in Ontario

  • Certified Used GMC Sierra 1500 in Prince Edward Island

  • Certified Used GMC Sierra 1500 in Quebec

  • Certified Used GMC Sierra 1500 in Saskatchewan

  • Certified Used GMC Sierra 1500 in Yukon

  • All Used Cars

  • Cheap Cars

  • Manual Transmission Cars

  • Sports Cars

  • Hybrid Cars

  • Red Interior Cars

  • Electric Cars

  • Small Cars

  • AWD Cars

  • Cheap Automatic Transmission Cars

  • Classic Trucks

  • Conversion Vans

  • Three Quarter Ton Trucks

  • Diesel Trucks

  • Small Trucks

  • Chevrolet Diesel Trucks

  • Manual Diesel Trucks

  • One Ton Trucks

  • Cheap Trucks

  • Ford Trucks

  • Cheap SUVs

  • Mercedes-Benz Convertibles

  • Ford Diesel Trucks

  • Mercedes-Benz SUVs

  • BMW Convertibles

  • Chevrolet SUVs

  • Toyota SUVs

  • Nissan SUVs

  • Used Cars Under $10,000

  • Used Cars Under $5,000

  • Used Sedans for Sale with Low Mileage in St Thomas

  • Used SUVs / Crossovers for Sale with Low Mileage in St Thomas

  • Used Hatchbacks for Sale with Low Mileage in St Thomas

  • Used Convertibles for Sale with Low Mileage in St Thomas

  • Used Vans for Sale with Low Mileage in St Thomas

  • Used Minivans for Sale with Low Mileage in St Thomas

  • Used Pickup Trucks for Sale with Low Mileage in St Thomas

  • Used Coupes for Sale with Low Mileage in St Thomas

  • Used Wagons for Sale with Low Mileage in St Thomas

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.