1Buy the following aftermarket brake brands: ACDelco Gold, ACDelco Silver, ACDelco Professional or ACDelco Advantage and if you find a better price on similar aftermarket brake brands within 30 days of the purchase, we’ll refund the difference. Requires valid ad, written estimate or Internet quote for select (Raybestos Professional, Wagner ThermoQuiet, Bendix, Satisfied Brakes, Raybestos Service Grade, Monroe/Certified, CarQuest Red, NAPA TruStop, Midas, Fountain Tire, KalTire, Centric, Wagner QuickStop) aftermarket brake pads, shoes, rotors or drums from a local competing retailer and installer located within 80 km of the dealer required during offer period for price match. Offer available to retail customers only at participating Canadian Chevrolet Buick GMC Cadillac dealers. Offer valid on brake part (pads/shoes/rotors/drums) price only; cost of installation/labour not included in price guarantee 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. 80Offer valid from February 1, 2024 to March 31, 2024 at participating Chevrolet, Buick, GMC, and Cadillac Certified Service dealers. Customers who receive a no-charge brakes inspection during the offer period will receive a coupon for an instant discount of up to $120 (before tax) on new GM Genuine Parts Brake Pads ($20/axle) and Rotors ($20/wheel), or up to $60 (before tax) on new ACDelco® Brake Pads ($10/axle) and Rotors ($10/wheel). Coupons must be redeemed during the offer period and must be presented at the time of appointment. Customers applying instant discount to purchase of brake pads and/or rotors must have the brake pads and/or rotors installed by the same dealer who completed the brakes inspection; discount can only be applied toward brake pads and/or rotors installed on the same vehicle on which the no-charge brake inspection was completed. Offer available to retail customers only. GM Canada reserves the right to cancel, modify or amend the offer without notice. Conditions and limitations apply. See dealer for details.
Offer applies to 12 V batteries only. Offer valid from December 1, 2023, to January 31, 2024, at participating Chevrolet, Buick, GMC, and Cadillac Certified Service dealers in Canada. Customers who receive the no-charge battery test during this period will receive a coupon for an instant rebate of $20 (before tax) on a new ACDelco® battery. Coupon must be redeemed during the offer period and must be presented at the time of appointment. No-charge battery test will be completed by the dealer with a handheld battery tester. Customers purchasing a new battery with the $20 instant rebate must purchase the battery from, and have it installed by, the same dealer who completed the battery test; rebate can only be applied towards a battery for the same vehicle on which the no-charge battery test was completed. Offer available to retail customers only. GM Canada reserves the right to cancel, modify or amend the offer without notice. Conditions and limitations apply. See a participating dealer for details.


When it’s time for vehicle service and maintenance, head to Mills Motors to see our Certified Red Seal, Grand Master and Master expert technicians. Nobody knows your vehicle better. From oil changes to engine replacements, our automotive professionals are trained to handle your vehicle’s needs. We are an accredited facility that uses the latest and most advanced diagnostic equipment available to make sure that your Buick and GMC car, truck and SUV’s are performing at their best.

Service Specials

With monthly specials the service at Mills just gets better and better!

Warranty Repairs

For warranty repairs, diagnostic work or even if you just have questions about what is covered for your vehicle; ask one of our expert Service Advisors. They are here to help and will do ‘whatever it takes’ to provide you with the best answers they can. You can also Contact Parts directly for Parts related questions.

Tire Store

Need tire storage? We can do that. Need tires? We’ve got those. Mills Tire Store offers a huge selection of all season and winter tires from premium quality brands such as Uniroyal, BF Goodrich, Goodyear, Michelin, Firestone, Hankook and Pirelli.

And Much More!

Our Service Centre offers a variety of benefits while your vehicle is in for service, maintenance or repair. The courtesy shuttle service will ensure that you can be wherever you need to be while we take care of your vehicle. Or just sit back and relax in our customer lounge with free coffee and Wi-Fi while you wait.

You’re guaranteed a nice clean ride with our complimentary car wash but did you know that Mills Motors has a list of detailing packages for you to choose from. From a plain Jane vacuum to Gold packages that will make your car feel like brand new again, there is something to choose from for every vehicle.

Mills Motors Buick GMC - SAFELY OPEN!, Bond Street East, Oshawa, ON, Canada

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.