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New and Used GMC for Sale in Ontario

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New 2026 GMC Sierra 3500 HD Pro for sale in Ottawa, ON

2026 GMC Sierra 3500

HD Pro
$91,172 + tax & lic
10KM
SUMMIT WHITE
Myers Automotive Group

Ottawa, ON

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New 2026 GMC Sierra 3500 HD Denali for sale in Listowel, ON

2026 GMC Sierra 3500

HD Denali
$127,242 + tax & lic
15KM
Black
Larry Hudson Chevrolet Buick GMC

Listowel, ON

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New 2026 GMC Sierra 3500 HD Denali for sale in Listowel, ON

2026 GMC Sierra 3500

HD Denali
$127,242 + tax & lic
9KM
Silver
Larry Hudson Chevrolet Buick GMC

Listowel, ON

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Used 2024 GMC Sierra 3500 HD SLE for sale in Cayuga, ON

2024 GMC Sierra 3500

HD SLE
$60,995 + tax & lic
76,953KM
White
Haldimand Motors Ltd.

Cayuga, ON

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New 2026 GMC Sierra 3500 HD Denali for sale in Listowel, ON

2026 GMC Sierra 3500

HD Denali
$129,462 + tax & lic
15KM
Dark Blue
Larry Hudson Chevrolet Buick GMC

Listowel, ON

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New 2026 GMC Sierra 3500 HD Denali for sale in Listowel, ON

2026 GMC Sierra 3500

HD Denali
$130,162 + tax & lic
15KM
White
Larry Hudson Chevrolet Buick GMC

Listowel, ON

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Used 2023 GMC Sierra 3500 HD Denali  - Cooled Seats for sale in Orleans, ON

2023 GMC Sierra 3500

HD Denali - Cooled Seats
$86,938 + tax & lic
69,271KM
Black
Myers Automotive Group

Orleans, ON

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New 2026 GMC Sierra 3500 HD Denali Ultimate for sale in Listowel, ON

2026 GMC Sierra 3500

HD Denali Ultimate
$137,122 + tax & lic
10KM
Black
Larry Hudson Chevrolet Buick GMC

Listowel, ON

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New 2026 GMC Sierra 3500 HD for sale in Listowel, ON

2026 GMC Sierra 3500

HD
$94,612 + tax & lic
15KM
Dark Blue
Larry Hudson Chevrolet Buick GMC

Listowel, ON

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Used 2021 GMC Sierra 3500 HD SLE CrewCab4WD 6.6L8cylDiesel8ftBox HeatedSeats for sale in Brantford, ON

2021 GMC Sierra 3500

HD SLE CrewCab4WD 6.6L8cylDiesel8ftBox HeatedSeats
$67,995 + tax & lic
146,793KM
Burgundy
Lynden Auto Depot

Brantford, ON

New 2026 GMC Sierra 3500 HD Denali for sale in Listowel, ON

2026 GMC Sierra 3500

HD Denali
$124,787 + tax & lic
15KM
Silver
Larry Hudson Chevrolet Buick GMC

Listowel, ON

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New 2026 GMC Sierra 3500 HD Chassis Pro for sale in Listowel, ON

2026 GMC Sierra 3500

HD Chassis Pro
$92,858 + tax & lic
15KM
White
Larry Hudson Chevrolet Buick GMC

Listowel, ON

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New 2026 GMC Sierra 3500 HD AT4  - Leather Seats for sale in Orleans, ON

2026 GMC Sierra 3500

HD AT4 - Leather Seats
Sale
$116,394 + tax & lic
10KM
SUMMIT WHITE
Myers Automotive Group

Orleans, ON

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New 2026 GMC Sierra 3500 HD 4WD Crew Cab Standard Box AT4 for sale in Napanee, ON

2026 GMC Sierra 3500

HD 4WD Crew Cab Standard Box AT4
$121,023 + tax & lic
CALL
Black
Peter Boyer Chevrolet Buick GMC

Napanee, ON

New 2026 GMC Sierra 3500 HD Denali for sale in Brockville, ON

2026 GMC Sierra 3500

HD Denali
$127,516 + tax & lic
38KM
White
Riverside Chevrolet Buick GMC Ltd.

Brockville, ON

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Used 2025 GMC Sierra 3500 HD Denali for sale in Peterborough, ON

2025 GMC Sierra 3500

HD Denali
$102,520 + tax & lic
8,094KM
Grey
Holiday Ford

Peterborough, ON

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Used 2023 GMC Sierra 3500 HD Denali | | Tow Hitch | for sale in Orillia, ON

2023 GMC Sierra 3500

HD Denali | | Tow Hitch |
$65,995 + tax & lic
161,539KM
Black
Jim Wilson Chevrolet Buick GMC

Orillia, ON

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New 2026 GMC Sierra 3500 HD SLT  - Leather Seats for sale in Orleans, ON

2026 GMC Sierra 3500

HD SLT - Leather Seats
Sale
$98,084 + tax & lic
10KM
Sterling Metallic
Myers Automotive Group

Orleans, ON

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Used 2023 GMC Sierra 3500 4WD Reg Cab 171

2023 GMC Sierra 3500

4WD Reg Cab 171" WB, 84.5" CA Pro
$73,995 + tax & lic
33,199KM
SUMMIT WHITE
Andre Lanoue Sales

Tilbury, ON

New 2026 GMC Sierra 3500 HD AT4  - Leather Seats for sale in Orleans, ON

2026 GMC Sierra 3500

HD AT4 - Leather Seats
Sale
$117,089 + tax & lic
10KM
Sterling Metallic
Myers Automotive Group

Orleans, ON

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Used 2023 GMC Sierra 3500 1-TON SL-MODEL 3 PASSENGER 6.6L - DURAMAX.. 4X4.. REGULAR-CAB.. 8-FOOT-BOX.. TRAILER BRAKE.. BACK-UP CAMERA.. BLUETOOTH SYSTEM.. KEYLESS ENTRY.. for sale in Bradford, ON

2023 GMC Sierra 3500

1-TON SL-MODEL 3 PASSENGER 6.6L - DURAMAX.. 4X4.. REGULAR-CAB.. 8-FOOT-BOX.. TRAILER BRAKE.. BACK-UP CAMERA.. BLUETOOTH SYSTEM.. KEYLESS ENTRY..
$62,995 + tax & lic
92,000KM
Brown
Broadway Auto Sales

Bradford, ON

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Used 2020 GMC Sierra 3500 HD CREW CAB DUALLY 4WD 8 FT BOX ( SOLD) for sale in Mississauga, ON

2020 GMC Sierra 3500

HD CREW CAB DUALLY 4WD 8 FT BOX ( SOLD)
$45,998 + tax & lic
185,762KM
Metallic White
M&J Canada Inc

Mississauga, ON

Used 2024 GMC Sierra 3500 PRO FLATDECK for sale in Thunder Bay, ON

2024 GMC Sierra 3500

PRO FLATDECK
$83,997 + tax & lic
19,699KM
White
Spadoni Leasing

Thunder Bay, ON

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New 2025 GMC Sierra 3500 HD SLT for sale in Carleton Place, ON

2025 GMC Sierra 3500

HD SLT
$117,222 + tax & lic
9KM
Black
Bean Chevrolet Buick GMC Corvette

Carleton Place, ON

New 2025 GMC Sierra 3500 HD SLE 6.6L V8 WITH REMOTE START/ENTRY, HEATED SEATS, HEATED STEERING WHEEL, CRUISE CONTROL, HD REAR VISION CAMERA, APPLE CARPLAY AND ANDROID AUTO for sale in Carleton Place, ON

2025 GMC Sierra 3500

HD SLE 6.6L V8 WITH REMOTE START/ENTRY, HEATED SEATS, HEATED STEERING WHEEL, CRUISE CONTROL, HD REAR VISION CAMERA, APPLE CARPLAY AND ANDROID AUTO
$87,533 + tax & lic
10KM
White
Bean Chevrolet Buick GMC Corvette

Carleton Place, ON

Used 2024 GMC Sierra 3500 Fully Financeable, Like Brand New for sale in Jarvis, ON

2024 GMC Sierra 3500

Fully Financeable, Like Brand New
Video
$109,995 + tax & lic
13,679KM
White
Lens Automotive

Jarvis, ON

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New 2025 GMC Sierra 3500 HD SLE 6.6L V8 DURAMAX WITH REMOTE START/ENTRY, HEATED SEATS, HEATED STEERING WHEEL, CRUISE CONTROL, VINYL FLOORING, HD REAR VISION CAMERA, APPLE CARPLAY AND ANDROID AUTO for sale in Carleton Place, ON

2025 GMC Sierra 3500

HD SLE 6.6L V8 DURAMAX WITH REMOTE START/ENTRY, HEATED SEATS, HEATED STEERING WHEEL, CRUISE CONTROL, VINYL FLOORING, HD REAR VISION CAMERA, APPLE CARPLAY AND ANDROID AUTO
$98,598 + tax & lic
10KM
White
Bean Chevrolet Buick GMC Corvette

Carleton Place, ON

New 2025 GMC Sierra 3500 HD SLE 6.6L V8 DURAMAX WITH REMOTE START/ENTRY, HEATED SEATS, HEATED STEERING WHEEL, CRUISE CONTROL, VINYL FLOORING, HD REAR VISION CAMERA, APPLE CARPLAY AND ANDROID AUTO for sale in Carleton Place, ON

2025 GMC Sierra 3500

HD SLE 6.6L V8 DURAMAX WITH REMOTE START/ENTRY, HEATED SEATS, HEATED STEERING WHEEL, CRUISE CONTROL, VINYL FLOORING, HD REAR VISION CAMERA, APPLE CARPLAY AND ANDROID AUTO
$97,763 + tax & lic
9KM
Red
Bean Chevrolet Buick GMC Corvette

Carleton Place, ON

Used 2023 GMC Sierra 3500 4WD Crew Cab 177

2023 GMC Sierra 3500

4WD Crew Cab 177" WB, 60" CA
Sale
$79,995 + tax & lic
31,003KM
White
Andre Lanoue Sales

Tilbury, ON

New 2025 GMC Sierra 3500 HD Chassis SLE DURAMAX 6.6L WITH REMOTE START/ENTRY, HEATED SEATS, HEATED STEERING WHEEL, CRUISE CONTROL, APPLE CARPLAY AND ANDROID AUTO for sale in Carleton Place, ON

2025 GMC Sierra 3500

HD Chassis SLE DURAMAX 6.6L WITH REMOTE START/ENTRY, HEATED SEATS, HEATED STEERING WHEEL, CRUISE CONTROL, APPLE CARPLAY AND ANDROID AUTO
$124,795 + tax & lic
9KM
White
Bean Chevrolet Buick GMC Corvette

Carleton Place, ON

Used 2013 GMC Sierra 3500  for sale in Ottawa, ON

2013 GMC Sierra 3500

Sale
$18,871 + tax & lic
352KM
DriveTown Ottawa

Ottawa, ON

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Used 2024 GMC Sierra 3500 HD Denali for sale in Orillia, ON

2024 GMC Sierra 3500

HD Denali
$CALL + tax & lic
40,122KM
Onyx Black
Jim Wilson Chevrolet Buick GMC

Orillia, ON

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