Open Today! Sales: 9am-6pmService: 8am-5pm

* Instant tire manufacturer rebates are available when you purchase four (4) identical eligible tires at participating Chevrolet, Buick, GMC and Cadillac dealers in Canada. Instant rebates available: $120 on Bridgestone, $100 on Goodyear Duratrac, Workhorse, Wrangler Steadfast, ElectricDrive and EcoReady tires, $100 on the Pirelli P Zero Family, $70 on all other Pirelli tires, $90 on Firestone, $70 on Continental, $60 on Michelin, $50 on BFGoodrich, $50 on General Tire and $40 on Uniroyal. Offer is valid from April 1, 2024 to May 31, 2024. This offer is non-transferable and may not be combined with other offers. Conditions and limitations apply. Applies to most models, see participating dealers for details. No rain checks available. This offer may be changed, cancelled or extended at any time without notice. 1 Your local dealer will match the competition's prices. If you purchase one of the 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. 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 1, 2024 to December 31, 2024. 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.
Buick, GMC Buick, GMC

Commercial Vehicles

We get it. When it comes to your fleet, you can’t afford mistakes. You need the right vehicles, customized to your specific business needs. You need a dealer you can count on and you need every dollar to count.

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GMC Savannah with commercial storage system
Dealership Exterior with Employees

Welcome to Mills Motors Buick GMC

Your vehicle is one of the most important things you own. It gets you to work, gets your kids to school, helps you run errands around town, and lets you take to the open road. For something so essential to everything you do, you want to rely on the very best dealership in the area for sales, financing, service, and parts. That dealership is Mills Motors Buick GMC.

The first thing people notice when they visit us in person is the size of our inventory. We carry the full lineup of new vehicles from Buick and GMC. There are many options for every driver and every budget. We also have a huge inventory of pre-owned vehicles from other major automakers, which makes it easy to comparison shop. When the right vehicle jumps out at you, our expert financing department is here to get you approved for the loan you need quickly at a competitive rate.

Once you’re on the road, trust our professional service department to handle all your long-term maintenance and repair needs. You car is in good hands with our team, and we will do everything possible to provide superior work faster and at a lower price. You can also take advantage of our parts department to find official parts and accessories for purchase for all Buick and GMC vehicles.

Car shoppers from far and wide choose to work with us a because of our total commitment to customer service. We will do whatever it takes to ensure your experience accommodates all your needs, saves you money, respects your time, and leaves you fully satisfied. Visit us in person Monday through Saturday at 240 Bond Street East in Oshawa, and contact us if we can answer any of your questions.

 

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Our Reviews

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Google May 3, 2024

Mr T. Sills here.. I recently had work done on my car from Cliff Mills. They did an absolutely stand-up job beyond happy five star review for you guys!

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Google Apr 21, 2024

Amazing amazing amazing! Purchasing a car was so smooth and easy! Thank you to Ryan and Jim for all of their help. I never felt pressured and their transparency was so appreciated! I highly recommend these guys if you are looking for a new car! Thanks again guys!

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Google Mar 31, 2024

Best service. My friend Jim always makes sure the transaction is smooth. The customer service team made sure that the car maintenance is proper. They value the customers and best in the game…

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Google Mar 17, 2024

Great experience all around!

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Google Feb 2, 2024

Wow, these guys know there stuff. Brought my truck back to life , fixed a problem that a lot of mechanics couldn't. Very impressed. Back to driving my truck safely .Thank-you an your team. Ken Simmons 😁

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Google Dec 13, 2023

Amazing experience, very knowledgeable and very welcoming staff.

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Google Nov 18, 2023

Jeremy was great. The whole staff was. Got me in quick. Got my truck fixed before the weekend

We are conveniently located at 240 Bond Street, Oshawa, ON L1G 1B5 (At the corner of Ritson and Bond, across from Costco)


Buy From Home Value Your Trade!
Buy From Home Value Your Trade!

Main: (905) 436 1500

Service: (905) 432 7333

Parts: (905) 723 8105

Collision Centre:

Mills Motors Buick GMC 43.9013761, -78.8554195.