• English
  • Français
Home
/
New GMC Sierra 3500HD for Sale in Ontario
133 New GMC Sierra 3500HD for Sale in 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 Sierra 3500HD Denali
New
·
Orillia, ON
2025 GMC Sierra 3500HD
Denali
15 km
$125,039
2025 GMC Sierra 3500HD Denali
New
·
Hannon, ON
2025 GMC Sierra 3500HD
Denali
13 km
$121,874
2025 GMC Sierra 3500HD SLE
New
·
Hannon, ON
2025 GMC Sierra 3500HD
SLE
13 km
$102,414
2025 GMC Sierra 3500HD SLE
New
·
Hannon, ON
2025 GMC Sierra 3500HD
SLE
13 km
$102,414
2025 GMC Sierra 3500HD Pro
New
·
Virgil, ON
2025 GMC Sierra 3500HD
Pro
-- km
$76,294
2025 GMC Sierra 3500HD 4WD Crew Cab Standard Box Pro
New
·
Milton, ON
2025 GMC Sierra 3500HD
4WD Crew Cab Standard Box Pro
65 km
$90,145
$95,145
2025 GMC Sierra 3500HD 4WD Regular Cab Long Box Pro
New
·
Lindsay, ON
2025 GMC Sierra 3500HD
4WD Regular Cab Long Box Pro
8 km
$78,068
2025 GMC Sierra 3500HD 4WD Regular Cab Long Box Pro
New
·
London, ON
2025 GMC Sierra 3500HD
4WD Regular Cab Long Box Pro
10 km
$76,613
2025 GMC Sierra 3500HD Denali Ultimate
New
·
Mississauga, ON
2025 GMC Sierra 3500HD
Denali Ultimate
10 km
$127,124
2025 GMC Sierra 3500HD Denali
New
·
Whitby, ON
2025 GMC Sierra 3500HD
Denali
-- km
$122,563
2025 GMC Sierra 3500HD SLE
New
·
Whitby, ON
2025 GMC Sierra 3500HD
SLE
-- km
$90,984
2025 GMC Sierra 3500HD 4WD Regular Cab Long Box Pro
New
·
Lindsay, ON
2025 GMC Sierra 3500HD
4WD Regular Cab Long Box Pro
10 km
$74,894
2025 GMC Sierra 3500HD Pro
New
·
Greater Sudbury, ON
2025 GMC Sierra 3500HD
Pro
10 km
$75,847
2025 GMC Sierra 3500HD SLE
New
·
London, ON
2025 GMC Sierra 3500HD
SLE
5 km
$83,394
2025 GMC Sierra 3500HD Pro
New
·
Virgil, ON
2025 GMC Sierra 3500HD
Pro
-- km
$77,364
2025 GMC Sierra 3500HD Pro
New
·
Listowel, ON
2025 GMC Sierra 3500HD
Pro
15 km
$91,161
2024 GMC Sierra 3500HD Pro
New
·
Virgil, ON
2024 GMC Sierra 3500HD
Pro
13 km
$81,354
2025 GMC Sierra 3500HD 4WD Regular Cab Long Box Pro
New
·
Bancroft, ON
2025 GMC Sierra 3500HD
4WD Regular Cab Long Box Pro
21 km
$119,702
2025 GMC Sierra 3500HD 4WD Regular Cab Long Box Pro
New
·
Bancroft, ON
2025 GMC Sierra 3500HD
4WD Regular Cab Long Box Pro
15 km
$90,608
2025 GMC Sierra 3500HD 4WD Regular Cab Long Box SLE
New
·
Milton, ON
2025 GMC Sierra 3500HD
4WD Regular Cab Long Box SLE
65 km
$99,416
Photos coming soon
New
·
Bracebridge, ON
2025 GMC Sierra 3500HD
4WD Crew Cab Long Box Denali Ultimate
20 km
$134,580
2025 GMC Sierra 3500HD Denali Ultimate
New
·
Cobourg, ON
2025 GMC Sierra 3500HD
Denali Ultimate
3 km
Not Priced
Photos coming soon
New
·
Cobourg, ON
2025 GMC Sierra 3500HD
SLE
1 km
$95,904
Photos coming soon
New
·
Green Valley, ON
2025 GMC Sierra 3500HD
4WD Crew Cab Long Box Pro
50 km
$91,397
2
3
4
5
6
Results per page
  • 24
  • 48
  • 72
  • 96
New GMC Sierra 3500HD cars for sale in Ontario by City
New GMC Sierra 3500HD in Ajax, OntarioNew GMC Sierra 3500HD in Alliston, OntarioNew GMC Sierra 3500HD in Aurora, OntarioNew GMC Sierra 3500HD in Bancroft, OntarioNew GMC Sierra 3500HD in Barrie, OntarioNew GMC Sierra 3500HD in Bracebridge, OntarioNew GMC Sierra 3500HD in Burlington, OntarioNew GMC Sierra 3500HD in Carleton Place, OntarioNew GMC Sierra 3500HD in Casselman, OntarioNew GMC Sierra 3500HD in Cobourg, OntarioNew GMC Sierra 3500HD in Greater Sudbury, OntarioNew GMC Sierra 3500HD in Green Valley, OntarioNew GMC Sierra 3500HD in Haliburton, OntarioNew GMC Sierra 3500HD in Hamilton, OntarioNew GMC Sierra 3500HD in Hannon, OntarioNew GMC Sierra 3500HD in Kingston, OntarioNew GMC Sierra 3500HD in Lindsay, OntarioNew GMC Sierra 3500HD in Listowel, OntarioNew GMC Sierra 3500HD in London, OntarioNew GMC Sierra 3500HD in Markham, OntarioNew GMC Sierra 3500HD in Milton, OntarioNew GMC Sierra 3500HD in Mississauga, OntarioNew GMC Sierra 3500HD in Napanee, OntarioNew GMC Sierra 3500HD in New Hamburg, OntarioNew GMC Sierra 3500HD in Newmarket, OntarioNew GMC Sierra 3500HD in Niagara Falls, OntarioNew GMC Sierra 3500HD in Orangeville, OntarioNew GMC Sierra 3500HD in Orillia, OntarioNew GMC Sierra 3500HD in Ottawa, OntarioNew GMC Sierra 3500HD in Parry Sound, OntarioNew GMC Sierra 3500HD in Richmond Hill, OntarioNew GMC Sierra 3500HD in St. Marys, OntarioNew GMC Sierra 3500HD in Tillsonburg, OntarioNew GMC Sierra 3500HD in Timmins, OntarioNew GMC Sierra 3500HD in Toronto, OntarioNew GMC Sierra 3500HD in Uxbridge, OntarioNew GMC Sierra 3500HD in Virgil, OntarioNew GMC Sierra 3500HD in Whitby, OntarioNew GMC Sierra 3500HD in Woodstock, Ontario
Buyer Resources
Find a Car
New Vehicle Inventory
Used Vehicle Inventory
Can't Miss Deals
Cars Confidence Price Badging
Featured Can't Miss Deals
First Time Buyer’s Guide
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.