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34 Offer applies to all winter tire brands purchased from dealer inventory. Must purchase four (4) in stock winter tires of the same brand/model. The purchase price before taxes of the four (4) winter tires (excluding installation and labour) will be reduced by an amount equal to the applicable PST/QST/GST/HST. Dealers are free to set individual prices. Offer may not be redeemed for cash and may not be combined with certain other consumer incentives. Offer available to retail customers only. At participating dealers only. Offer ends February 28th, 2023. See dealer for details. TIRE 30-DAY PRICE MATCH GUARANTEE: Your local dealer will match the competition's prices. If you purchase one of the aftermarket tire brands listed below and later find a better price on a qualifying brand within 30 days of the purchase, we’ll refund the difference. Tire Brands BFGOODRICH, BRIDGESTONE, CONTINENTAL, DUNLOP, FIRESTONE, GENERAL, GOODYEAR, HANKOOK, KELLY, MICHELIN, PIRELLI, UNIROYAL, KUMHO. The price match applies to the brands listed above. Tire brands not carried by your dealer will not be guaranteed for a price match. Competitive Prices: The competitive price you find must be in a valid ad, written estimate or Internet quote for identical, new tires. The tires must be an exact match in brand, tire line, size, load rating and speed rating to be eligible for the price match guarantee. All competitive quotes (including internet quotes) must come from a local competing tire retailer and installer (with a physical location within 100km of your participating GM retailer). The competitive price must be valid within 30 days of your purchase of any of the tire brands listed above. Service and Installation: The price match guarantee is only valid on the tire price and does not include installation/labour. Offer available to retail customers only at participating Canadian Chevrolet, Buick, GMC and Cadillac dealers. Offer valid from January 2, 2023 to February 28, 2023. GM Canada reserves the right to cancel, modify or amend the offer without notice. Conditions and limitations apply. May not be combined with other offers and programs.
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Why Choose Roy Foss Chevrolet Buick GMC Thornhill?

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Google Jan 20, 2023

I am so satisfied with the results and customer service it was amazing lady so Pleasant and fast service. Thank you so much 🙏🏻

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Google Jan 17, 2023

Amazing service absolutely spectacular I came in for a transmission service they got it done in a matter of minutes talk about quick service :)

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DealerRater Dec 5, 2022

Was at the dealership last week as my car needed service. Not only was a loaner car prepared for me but the service that I received from Luciano was once again exceptional!! I was in and out so quickly. Luciano has been an absolute pleasure to work with. Luciano is a very patient and knowledgeable service advisor and once again I was treated so well. Luciano called me today to follow up on my car to ensure that the issues were resolved. That is customer service at its finest!! Luciano is a big asset to Roy Foss and I will ...

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7200 Yonge Street Thornhill, ON L4J 1V8


Welcome to Roy Foss Chevrolet Buick GMC Thornhill

Award-Winning Chevrolet Buick GMC Dealership in Thornhill, ON

Since 1962, it’s been the mission at Roy Foss Chevrolet Buick GMC Thornhill to be the top choice for automotive customers in the Greater Toronto Area. With a focus on doing business with integrity, providing the pinnacle of customer service, and carrying the full range of new Chevrolet, Buick, and GMC vehicles from our dealership at 7200 Yonge Street, Thornhill, we trust you will feel comfortable and cared for at our dealership. 

Massive Selection of new GM Vehicles near Richmond Hill, ON

Whether you’re in the market for a new pickup truck like the Chevrolet Silverado 1500 or GMC Sierra 1500, a go-anywhere SUV like the Chevrolet Traverse, Buick Envision, or GMC Terrain, a fun-loving sports car like the Chevrolet Camaro or Chevrolet Corvette, Roy Foss Chevrolet Buick GMC Thornhill has it for you. We carry the full range of models with hundreds of new GM vehicles in stock and ready for immediate delivery. Looking for the latest in technology like HD Surround Vision, the dedicated traction in an AWD powertrain, or the confidence of GM’s factory warranty coverage? Our sales professionals can match you with the right model for your needs, equipped to handle all the demands of your lifestyle. 

Used and Certified Pre-Owned Vehicles in GTA

Looking for a specific model or trying to fit your budget? A used car often provides extra flexibility for car shoppers. At Roy Foss Chevrolet Buick GMC Thornhill, you’ll find dozens of used vehicles from popular brands like Ford, Honda, Kia, and more in a range of models and body styles to choose from. Many of our used vehicles have gone through a rigorous inspection and reconditioning process to become Certified Pre-Owned, giving you even more peace of mind in your choice. Whether you’re looking for a domestic or import used car in the Greater Toronto Area, we have what you need and our friendly, knowledgeable team would love to help you find it. 

Financing Approvals for All Credit Levels

Don’t be put off by a previous financing experience. At Roy Foss Chevrolet Buick GMC Thornhill, our Finance Department centres around a process that works best for you. It’s our goal to source the best rates and terms available from our network of lenders and banks including GM Financial that will help put you in the driver’s seat of the vehicle you want. We can often include your extended warranty or vehicle protection products in your finance or lease agreement as well. Fill out a no-obligation credit application online to find out what you’re approved for. 

Certified Service and Parts Near Markham

Accurate, timely vehicle care is required to keep your vehicle at its best, and the Certified Service team at Roy Foss Chevrolet Buick GMC Thornhill has what it takes to do it right. With more than three centuries of combined experience among our technicians, a warm and friendly welcome when you arrive, and complimentary shuttle service to take you where you need to be, our service department is renowned for how we care for our customers. Our Parts Department is fully stocked with Genuine GM parts for your service visit, or purchase the parts you need to do the job successfully at home. Learn more about our service specials, or book your appointment online today!

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Roy Foss Chevrolet Buick GMC Thornhill 43.802789, -79.422113.