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New and Used GMC for Sale in Ontario

Showing 1-50 of 99
Used 2015 GMC Sierra 2500 HD SLT for sale in Dunnville, ON

2015 GMC Sierra 2500

HD SLT
$31,995 + tax & lic
193,194KM
Black
Dave's Auto Service

Dunnville, ON

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New 2025 GMC Sierra 2500 HD AT4X for sale in Bolton, ON

2025 GMC Sierra 2500

HD AT4X
$138,076 + tax & lic
11KM
Black
Bolton GM

Bolton, ON

Used 2023 GMC Sierra 2500 HD AT4 for sale in St. Marys, ON

2023 GMC Sierra 2500

HD AT4
$78,988 + tax & lic
54,000KM
Autumn Green Metallic
St. Marys Buick GMC

St. Marys, ON

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Used 2019 GMC Sierra 2500 HD 6.0L V8 SLE-Z71 4WD CERTIFIED *ACCIDENT FREE* CAMERA BLUETOOTH CRUISE RUNNING BOARDS ALLOYS for sale in Burlington, ON

2019 GMC Sierra 2500

HD 6.0L V8 SLE-Z71 4WD CERTIFIED *ACCIDENT FREE* CAMERA BLUETOOTH CRUISE RUNNING BOARDS ALLOYS
$30,880 + tax & lic
173,450KM
Black
Auto Moto of Ontario

Burlington, ON

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New 2025 GMC Sierra 2500 HD Denali Ultimate- HUD for sale in Kingston, ON

2025 GMC Sierra 2500

HD Denali Ultimate- HUD
$125,091 + tax & lic
10KM
White Frost Tricoat
Taylor Automall

Kingston, ON

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New 2025 GMC Sierra 2500 HD Denali Ultimate DURAMAX 6.6L V8 WITH REMOTE START/ENTRY, HEATED SEATS, HEATED STEERING WHEEL, VENTILATED SEATS, SUNROOF, MULTI-PRO TAILGATE, MASSAGING SEATS for sale in Carleton Place, ON

2025 GMC Sierra 2500

HD Denali Ultimate DURAMAX 6.6L V8 WITH REMOTE START/ENTRY, HEATED SEATS, HEATED STEERING WHEEL, VENTILATED SEATS, SUNROOF, MULTI-PRO TAILGATE, MASSAGING SEATS
$131,062 + tax & lic
10KM
White
Bean Chevrolet Buick GMC Corvette

Carleton Place, ON

New 2025 GMC Sierra 2500 HD AT4 DURAMAX 6.6L WITH REMOTE START/ENTRY, HEATED SEATS, VENTILATED SEATS & HEATED STEERING WHEEL, HD SURROUND VISION for sale in Carleton Place, ON

2025 GMC Sierra 2500

HD AT4 DURAMAX 6.6L WITH REMOTE START/ENTRY, HEATED SEATS, VENTILATED SEATS & HEATED STEERING WHEEL, HD SURROUND VISION
$112,003 + tax & lic
10KM
White
Bean Chevrolet Buick GMC Corvette

Carleton Place, ON

New 2025 GMC Sierra 2500 HD Denali DURAMAX 6.6L V8 WITH REMOTE START/ENTRY, HEATED SEATS, HEATED STEERING WHEEL, VENTILATED SEATS, HD SURROUND VISION for sale in Carleton Place, ON

2025 GMC Sierra 2500

HD Denali DURAMAX 6.6L V8 WITH REMOTE START/ENTRY, HEATED SEATS, HEATED STEERING WHEEL, VENTILATED SEATS, HD SURROUND VISION
$122,667 + tax & lic
10KM
White
Bean Chevrolet Buick GMC Corvette

Carleton Place, ON

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New 2025 GMC Sierra 2500 HD Denali Ultimate DURAMAX 6.6L V8 WITH REMOTE START/ENTRY, HEATED SEATS, HEATED STEERING WHEEL, VENTILATED SEATS, SUNROOF, MULTI-PRO TAILGATE, MASSAGING SEATS for sale in Carleton Place, ON

2025 GMC Sierra 2500

HD Denali Ultimate DURAMAX 6.6L V8 WITH REMOTE START/ENTRY, HEATED SEATS, HEATED STEERING WHEEL, VENTILATED SEATS, SUNROOF, MULTI-PRO TAILGATE, MASSAGING SEATS
$129,867 + tax & lic
CALL
Black
Bean Chevrolet Buick GMC Corvette

Carleton Place, ON

Used 2022 GMC Sierra 2500 AT4 Crew Cab 4x4 ~Heated Leather ~Cam ~Bluetooth for sale in Barrie, ON

2022 GMC Sierra 2500

AT4 Crew Cab 4x4 ~Heated Leather ~Cam ~Bluetooth
$79,990 + tax & lic
79,616KM
SUMMIT WHITE
G.D. Coates Used Car Superstore

Barrie, ON

New 2025 GMC Sierra 2500 HD AT4X for sale in Napanee, ON

2025 GMC Sierra 2500

HD AT4X
$127,688 + tax & lic
11KM
Onyx Black
Peter Boyer Chevrolet Buick GMC

Napanee, ON

Used 2021 GMC Sierra 2500 4WD Crew Cab 159

2021 GMC Sierra 2500

4WD Crew Cab 159" SLE
$62,995 + tax & lic
49,447KM
SUMMIT WHITE
Andre Lanoue Sales

Tilbury, ON

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New 2025 GMC Sierra 2500 HD Pro for sale in Listowel, ON

2025 GMC Sierra 2500

HD Pro
$78,268 + tax & lic
15KM
White
Larry Hudson Chevrolet Buick GMC

Listowel, ON

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New 2025 GMC Sierra 2500 HD AT4 - Diesel Engine - Leather Seats for sale in Bolton, ON

2025 GMC Sierra 2500

HD AT4 - Diesel Engine - Leather Seats
$116,691 + tax & lic
11KM
Grey
Bolton GM

Bolton, ON

Used 2021 GMC Sierra 2500 Denali Crew Cab 4x4 ~Nav ~Camera ~Leather ~Sunroof for sale in Barrie, ON

2021 GMC Sierra 2500

Denali Crew Cab 4x4 ~Nav ~Camera ~Leather ~Sunroof
$69,990 + tax & lic
149,451KM
White
G.D. Coates Used Car Superstore

Barrie, ON

New 2025 GMC Sierra 2500 HD Denali for sale in Napanee, ON

2025 GMC Sierra 2500

HD Denali
$106,783 + tax & lic
11KM
Sterling Metallic
Peter Boyer Chevrolet Buick GMC

Napanee, ON

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New 2025 GMC Sierra 2500 HD Pro for sale in Listowel, ON

2025 GMC Sierra 2500

HD Pro
$76,443 + tax & lic
15KM
White
Larry Hudson Chevrolet Buick GMC

Listowel, ON

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Used 2021 GMC Sierra 2500 HD Denali * 6.6L DIESEL * for sale in Kingston, ON

2021 GMC Sierra 2500

HD Denali * 6.6L DIESEL *
$75,995 + tax & lic
61,596KM
White
Ashie Motor Sales

Kingston, ON

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Used 2021 GMC Sierra 2500 6.6L*2500*4X4*CREW CAB*POWER GROUP for sale in Toronto, ON

2021 GMC Sierra 2500

6.6L*2500*4X4*CREW CAB*POWER GROUP
$39,900 + tax & lic
158,000KM
Blue
Weston Motors Inc.

Toronto, ON

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Used 2021 GMC Sierra 2500 Denali for sale in Stittsville, ON

2021 GMC Sierra 2500

Denali
$78,995 + tax & lic
62,095KM
Gray
Westend Automotive

Stittsville, ON

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New 2025 GMC Sierra 2500 HD Denali for sale in St. Marys, ON

2025 GMC Sierra 2500

HD Denali
$121,459 + tax & lic
17KM
SUMMIT WHITE
St. Marys Buick GMC

St. Marys, ON

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New 2025 GMC Sierra 2500 HD Pro 6.6L V8 WITH REMOTE ENTRY, HITCH GUIDANCE, HD REAR VISION CAMERA, APPLE CARPLAY AND ANDROID AUTO,  GOOSENECK/5TH WHEEL PREP PACKAGE for sale in Carleton Place, ON

2025 GMC Sierra 2500

HD Pro 6.6L V8 WITH REMOTE ENTRY, HITCH GUIDANCE, HD REAR VISION CAMERA, APPLE CARPLAY AND ANDROID AUTO, GOOSENECK/5TH WHEEL PREP PACKAGE
$81,663 + tax & lic
10KM
White
Bean Chevrolet Buick GMC Corvette

Carleton Place, ON

New 2025 GMC Sierra 2500 HD Denali DURAMAX 6.6L V8 WITH REMOTE START/ENTRY, HEATED SEATS, HEATED STEERING WHEEL, VENTILATED SEATS, HD SURROUND VISION for sale in Carleton Place, ON

2025 GMC Sierra 2500

HD Denali DURAMAX 6.6L V8 WITH REMOTE START/ENTRY, HEATED SEATS, HEATED STEERING WHEEL, VENTILATED SEATS, HD SURROUND VISION
$119,747 + tax & lic
11KM
Black
Bean Chevrolet Buick GMC Corvette

Carleton Place, ON

New 2025 GMC Sierra 2500 HD SLT 6.6L V8 WITH REMOTE START/ENTRY, SUNROOF, HEATED SEATS, VENTILATED SEATS, HEATED STEERING WHEEL & MULTI-PRO TAILGATE for sale in Carleton Place, ON

2025 GMC Sierra 2500

HD SLT 6.6L V8 WITH REMOTE START/ENTRY, SUNROOF, HEATED SEATS, VENTILATED SEATS, HEATED STEERING WHEEL & MULTI-PRO TAILGATE
$102,547 + tax & lic
10KM
Black
Bean Chevrolet Buick GMC Corvette

Carleton Place, ON

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New 2025 GMC Sierra 2500 HD AT4 for sale in Listowel, ON

2025 GMC Sierra 2500

HD AT4
$119,082 + tax & lic
15KM
Black
Larry Hudson Chevrolet Buick GMC

Listowel, ON

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New 2025 GMC Sierra 2500 HD Pro  2500 CREW- 6.6 gas, 5th wheel prep, PLOW PREP for sale in Ottawa, ON

2025 GMC Sierra 2500

HD Pro 2500 CREW- 6.6 gas, 5th wheel prep, PLOW PREP
$81,358 + tax & lic
10KM
SUMMIT WHITE
Myers Automotive Group

Ottawa, ON

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Used 2016 GMC Sierra 2500 HD 4x4 | CARPLAY |13K TOW |CERTIFIED! |RUNNING BOARDS for sale in Ottawa, ON

2016 GMC Sierra 2500

HD 4x4 | CARPLAY |13K TOW |CERTIFIED! |RUNNING BOARDS
$32,987 + tax & lic
180,993KM
SUMMIT WHITE
Car-On Auto Sales

Ottawa, ON

New 2025 GMC Sierra 2500 HD AT4X for sale in Brockville, ON

2025 GMC Sierra 2500

HD AT4X
$139,166 + tax & lic
38KM
Grey
Riverside Chevrolet Buick GMC Ltd.

Brockville, ON

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New 2025 GMC Sierra 2500 HD AT4X for sale in Brockville, ON

2025 GMC Sierra 2500

HD AT4X
$138,671 + tax & lic
38KM
Black
Riverside Chevrolet Buick GMC Ltd.

Brockville, ON

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New 2025 GMC Sierra 2500 HD SLE  2500 HD SLE, DURAMAX, CONV PACKAGE, GOOSENECK for sale in Ottawa, ON

2025 GMC Sierra 2500

HD SLE 2500 HD SLE, DURAMAX, CONV PACKAGE, GOOSENECK
$99,573 + tax & lic
10KM
Titan Rush Metallic
Myers Automotive Group

Ottawa, ON

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Used 2024 GMC Sierra 2500 4WD Crew Cab 172

2024 GMC Sierra 2500

4WD Crew Cab 172" Pro
$65,995 + tax & lic
51,000KM
White
Spadoni Leasing

Thunder Bay, ON

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New 2025 GMC Sierra 2500 HD Denali Ultimate for sale in Brockville, ON

2025 GMC Sierra 2500

HD Denali Ultimate
$130,176 + tax & lic
38KM
Dark Blue
Riverside Chevrolet Buick GMC Ltd.

Brockville, ON

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New 2025 GMC Sierra 2500 HD AT4 for sale in Brockville, ON

2025 GMC Sierra 2500

HD AT4
$105,491 + tax & lic
38KM
Black
Riverside Chevrolet Buick GMC Ltd.

Brockville, ON

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New 2025 GMC Sierra 2500 HD SLE- Aluminum Wheels for sale in Kingston, ON

2025 GMC Sierra 2500

HD SLE- Aluminum Wheels
$83,271 + tax & lic
10KM
Interstellar Wh
Taylor Automall

Kingston, ON

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Used 2022 GMC Sierra 2500 3/4 TON AT4-VERSION 5 PASSENGER 6.6L - DURAMAX.. 4X4.. CREW-CAB.. 6.6-BOX.. LEATHER.. HEATED SEATS & WHEEL.. BACK-UP CAMERA.. POWER MIRRORS.. for sale in Bradford, ON

2022 GMC Sierra 2500

3/4 TON AT4-VERSION 5 PASSENGER 6.6L - DURAMAX.. 4X4.. CREW-CAB.. 6.6-BOX.. LEATHER.. HEATED SEATS & WHEEL.. BACK-UP CAMERA.. POWER MIRRORS..
$79,995 + tax & lic
79,000KM
White
Broadway Auto Sales

Bradford, ON

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New 2024 GMC Sierra 2500 HD Denali- Cooled Seats for sale in Kingston, ON

2024 GMC Sierra 2500

HD Denali- Cooled Seats
$117,126 + tax & lic
10KM
Void Blk
Taylor Automall

Kingston, ON

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New 2025 GMC Sierra 2500 HD AT4X-  Sunroof -  Massage Seats for sale in Kingston, ON

2025 GMC Sierra 2500

HD AT4X- Sunroof - Massage Seats
$122,256 + tax & lic
10KM
Meteorite Met (
Taylor Automall

Kingston, ON

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New 2025 GMC Sierra 2500 HD SLE  SIERRA 2500, CREW, 6.6 GAS, PLOW PREP for sale in Ottawa, ON

2025 GMC Sierra 2500

HD SLE SIERRA 2500, CREW, 6.6 GAS, PLOW PREP
$87,833 + tax & lic
10KM
SUMMIT WHITE
Myers Automotive Group

Ottawa, ON

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New 2025 GMC Sierra 2500 HD SLE  SIERRA 2500, 6.6 DIESEL, SLE CONV PACKAGE for sale in Ottawa, ON

2025 GMC Sierra 2500

HD SLE SIERRA 2500, 6.6 DIESEL, SLE CONV PACKAGE
$97,823 + tax & lic
10KM
SUMMIT WHITE
Myers Automotive Group

Ottawa, ON

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Used 2019 GMC Sierra 2500 HD BACK UP CAM, CRUISE CONTROL, MANUAL SEATS, POWER WINDOWS/LOCKS for sale in Sudbury, ON

2019 GMC Sierra 2500

HD BACK UP CAM, CRUISE CONTROL, MANUAL SEATS, POWER WINDOWS/LOCKS
$35,995 + tax & lic
113,172KM
White
The Car Lot Etc.

Sudbury, ON

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Used 2025 GMC Sierra 2500 HD Denali  SIERRA 2500 DENALI, 6.6 DIESEL, 5TH WHEEL PREP for sale in Ottawa, ON

2025 GMC Sierra 2500

HD Denali SIERRA 2500 DENALI, 6.6 DIESEL, 5TH WHEEL PREP
$116,263 + tax & lic
10KM
Titan Rush Metallic
Myers Automotive Group

Ottawa, ON

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New 2025 GMC Sierra 2500 HD SLE  SIERRA 2500 HD 6.6 DIESEL, PLOW PREP for sale in Ottawa, ON

2025 GMC Sierra 2500

HD SLE SIERRA 2500 HD 6.6 DIESEL, PLOW PREP
$98,498 + tax & lic
10KM
Onyx Black
Myers Automotive Group

Ottawa, ON

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New 2025 GMC Sierra 2500 HD SLE for sale in Brockville, ON

2025 GMC Sierra 2500

HD SLE
$99,741 + tax & lic
38KM
Grey
Riverside Chevrolet Buick GMC Ltd.

Brockville, ON

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New 2025 GMC Sierra 2500 HD Pro  2500 CREW CAB PRO 6.6 DURAMAX 5TH WHEEL PREP for sale in Ottawa, ON

2025 GMC Sierra 2500

HD Pro 2500 CREW CAB PRO 6.6 DURAMAX 5TH WHEEL PREP
$92,818 + tax & lic
10KM
SUMMIT WHITE
Myers Automotive Group

Ottawa, ON

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New 2025 GMC Sierra 2500 HD AT4-  Cooled Seats for sale in Kingston, ON

2025 GMC Sierra 2500

HD AT4- Cooled Seats
$110,056 + tax & lic
10KM
Void Blk
Taylor Automall

Kingston, ON

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New 2025 GMC Sierra 2500 HD AT4 for sale in Listowel, ON

2025 GMC Sierra 2500

HD AT4
$118,428 + tax & lic
15KM
Grey
Larry Hudson Chevrolet Buick GMC

Listowel, ON

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Used 2015 GMC Sierra 2500 HD SLT for sale in Kingston, ON

2015 GMC Sierra 2500

HD SLT
$39,998 + tax & lic
190,063KM
Taylor Automall

Kingston, ON

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New 2025 GMC Sierra 2500 HD Pro for sale in Listowel, ON

2025 GMC Sierra 2500

HD Pro
$90,953 + tax & lic
15KM
Red
Larry Hudson Chevrolet Buick GMC

Listowel, ON

Buy From Home Options
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Used 2024 GMC Sierra 2500 HD AT4 for sale in St. Marys, ON

2024 GMC Sierra 2500

HD AT4
$87,988 + tax & lic
51,428KM
Black
St. Marys Buick GMC

St. Marys, ON

Buy From Home Options
New 2025 GMC Sierra 2500 HD AT4 for sale in Napanee, ON

2025 GMC Sierra 2500

HD AT4
$115,068 + tax & lic
11KM
Thunderstorm Grey
Peter Boyer Chevrolet Buick GMC

Napanee, ON