• English
  • Français
Home
/
GMC for Sale in St. Thomas, Ontario
23 GMC for Sale in St. Thomas, Ontario
  • Relevance
  • Added: Newest to Oldest
  • Added: Oldest to Newest
  • Price: Low to high
  • Price: High to Low
  • Mileage: Low to High
  • Mileage: High to low
  • Make: A to Z
  • Make: Z to A
2025 GMC Canyon Crew Cab Short Box 4-Wheel Drive Denali
New
·
St. Thomas, ON
2025 GMC Canyon
Crew Cab Short Box 4-Wheel Drive Denali
3 km
$69,237
2025 GMC Sierra EV e4WD Crew Cab Max Range Denali
New
·
St. Thomas, ON
2025 GMC Sierra EV
e4WD Crew Cab Max Range Denali
3 km
$118,622
2025 GMC Sierra EV e4WD Crew Cab Extended Range Denali
New
·
St. Thomas, ON
2025 GMC Sierra EV
e4WD Crew Cab Extended Range Denali
4 km
$115,117
2025 GMC Sierra EV e4WD Crew Cab Max Range Denali
New
·
St. Thomas, ON
2025 GMC Sierra EV
e4WD Crew Cab Max Range Denali
3 km
$118,691
2025 GMC Sierra 1500 Crew Cab Short Box 4-Wheel Drive Denali
New
·
St. Thomas, ON
2025 GMC Sierra 1500
Crew Cab Short Box 4-Wheel Drive Denali
3,464 km
$92,297
2025 GMC Sierra 1500 Crew Cab Short Box 4-Wheel Drive Elevation
New
·
St. Thomas, ON
2025 GMC Sierra 1500
Crew Cab Short Box 4-Wheel Drive Elevation
3 km
$76,632
2024 GMC Sierra 1500 Crew Cab Short Box 4-Wheel Drive Denali
New
·
St. Thomas, ON
2024 GMC Sierra 1500
Crew Cab Short Box 4-Wheel Drive Denali
12,054 km
$86,435
2025 GMC Sierra 1500 Regular Cab Standard Box 4-Wheel Drive Pro
New
·
St. Thomas, ON
2025 GMC Sierra 1500
Regular Cab Standard Box 4-Wheel Drive Pro
3,465 km
$55,175
2025 GMC Acadia AWD Denali
New
·
St. Thomas, ON
2025 GMC Acadia
AWD Denali
3 km
$71,607
2025 GMC Terrain AWD Elevation
New
·
St. Thomas, ON
2025 GMC Terrain
AWD Elevation
3 km
$41,487
2025 GMC Terrain AWD Elevation
New
·
St. Thomas, ON
2025 GMC Terrain
AWD Elevation
3 km
$42,337
2021 GMC Terrain FWD SLE
Free CARFAX
New
·
St. Thomas, ON
2021 GMC Terrain
FWD SLE
55,361 km
$27,462
2025 GMC Yukon 4WD 4dr AT4
New
·
St. Thomas, ON
2025 GMC Yukon
4WD 4dr AT4
223 km
$106,816
2025 GMC Terrain AWD Elevation
New
·
St. Thomas, ON
2025 GMC Terrain
AWD Elevation
3 km
$41,397
2025 GMC HUMMER EV Pickup e4WD Crew Cab 2X
New
·
St. Thomas, ON
2025 GMC HUMMER EV Pickup
e4WD Crew Cab 2X
4 km
$135,456
2025 GMC HUMMER EV Pickup e4WD Crew Cab 2X
New
·
St. Thomas, ON
2025 GMC HUMMER EV Pickup
e4WD Crew Cab 2X
18 km
$136,666
2025 GMC HUMMER EV SUV e4WD 4dr 2X
New
·
St. Thomas, ON
2025 GMC HUMMER EV SUV
e4WD 4dr 2X
21 km
$135,736
2025 GMC Sierra 1500 SLE
New
·
St. Thomas, ON
2025 GMC Sierra 1500
SLE
4 km
$66,222
2016 GMC Sierra 1500 SLE
Free CARFAX
Used
·
St. Thomas, ON
2016 GMC Sierra 1500
SLE
221,369 km
$22,989
2025 GMC Sierra 3500HD Pro
New
·
St. Thomas, ON
2025 GMC Sierra 3500HD
Pro
216 km
$76,957
2015 GMC Sierra 1500 SLE
Free CARFAX
Used
·
St. Thomas, ON
2015 GMC Sierra 1500
SLE
197,532 km
Not Priced
2022 GMC Canyon AT4 w/Leather
Free CARFAX
Used
·
St. Thomas, ON
2022 GMC Canyon
AT4 w/Leather
109,749 km
Not Priced
Photos coming soon
Free CARFAX
Used
·
St. Thomas, ON
2019 GMC Sierra 1500
SLT
128,282 km
Not Priced
1
Results per page
  • 24
  • 48
  • 72
  • 96
Buyer Resources
Find a Car
New Vehicle Inventory
Used Vehicle Inventory
Can't Miss Deals
Cars Confidence Price Badging
Featured Can't Miss Deals
For Dealers
Dealer Sign Up
Model Research
Cars
Trucks
SUVs
Vans
Motorcycles
Electric Vehicles
Hybrid Vehicles
Featured Cars
Zero Percent Financing
About Cars.ca
Our Team
Contact Us
Terms Of Use
Privacy
Data Consent Policy
Accessibility Policy
Copyright © 2025 Cars.ca. All rights reserved.