New and Used GMC for Sale in Ontario
Showing 1-50 of 113
2026 GMC Sierra 2500
HD Crew Cab Standard Box 4-Wheel Drive Denali Ultimate
$132,252
+ tax & lic
15KM
White
2026 GMC Sierra 2500
HD Crew Cab Standard Box 4-Wheel Drive Denali Ultimate
$131,552
+ tax & lic
15KM
Blue
2026 GMC Sierra 2500
HD Crew Cab Standard Box 4-Wheel Drive Denali Ultimate
$129,912
+ tax & lic
15KM
White
The Humberview Group
Etobicoke, ON
2014 GMC Sierra 2500
HD SLT, HEATED LEATHER, SUNROOF, CLEAN CARFAX!
$29,995
+ tax & lic
256,000KM
Onyx Black
Financifi
London, ON
2025 GMC Sierra 2500
HD Denali Reserve One Owner | Sunroof | Tech Package | 20" Wheels
$89,995
+ tax & lic
47,395KM
Black
Bolton GM
Bolton, ON
2026 GMC Sierra 2500
HD Denali - Leather Seats - $801 B/W
Sale
$118,645
+ tax & lic
10KM
Glacier Wht Tri
2026 GMC Sierra 2500
HD AT4 AT4, 2500 DURAMAX, PREMIUM PACK
Sale
$114,621
+ tax & lic
10KM
Titanium Rush Metallic
2022 GMC Sierra 2500
HD Denali GM CERTIFIED PRE-OWNED PROGRAM - FINANCE @ 3.99%
$72,595
+ tax & lic
104,579KM
Black
Bolton GM
Bolton, ON
Peter Boyer Chevrolet Buick GMC
Napanee, ON
The Humberview Group
Etobicoke, ON
The Humberview Group
Etobicoke, ON
The Humberview Group
Etobicoke, ON
The Humberview Group
Etobicoke, ON
The Humberview Group
Etobicoke, ON
The Humberview Group
Etobicoke, ON
The Humberview Group
Etobicoke, ON
2021 GMC Sierra 2500
Denali Duramax 4X4 Leather Sunroof Well Oiled Body
$65,988
+ tax & lic
155,249KM
White
Pentastic Motors
Gorrie, ON