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40 Offers valid from October 3, 2022 to December 31, 2022 at participating GM Canada Certified Service dealerships. Offer includes Vehicle Health Check, oil change and on-rims tire changeover valued at $149.95 for cars or crossovers and $159.95 for trucks or full-sized SUVs. Offer available to retail customers only. Offers may not be combined with select Dealer specific incentives or promotions. GM Canada reserves the right to cancel, modify or amend the offers without notice. See dealer for details. Alternative oil products may carry an additional charge. Additional charges apply for dual wheel vehicle tires and high-performance vehicles. Each of the 20 GTA Certified Service locations will donate $10 per Vehicle Health Check Package to the total amount of $1000 at the end of the campaign to SickKids Foundation.

Cadillac Service Department in Thornhill, ON

Roy Foss Cadillac Thornhill Auto Repair & Service


For any Cadillac service needs in Thornhill, bring your vehicle to our dealership. Our factory-trained technicians are equipped to handle it all, from basic maintenance to intensive repair. If you have any questions, then visit our Thornhill Cadillac service department for more details. When you visit Roy Foss Thornhill, you can be sure that your vehicles are being worked on by GM-certified service experts. Feel free to give us a call to schedule an appointment anytime. Let our dealership take care of your Cadillac service needs in Thornhill today! We work hard to ensure that your vehicle is back on the road as good as new. This is what makes our Thornhill service department the go-to source for any kind of maintenance work. For any additional information, call us at 905-886-2009.

Dealer Info

Service Info

Phone Number:Service Hours:
  • Mon - Wed, Fri7:30 AM - 6:00 PM
  • Thu7:30 AM - 8:00 PM
  • Sat8:00 AM - 3:00 PM
    (Tire Season Hours)
  • SunClosed

Service & Parts Specials

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With the Foss High Mileage Club, you receive a discount on service and parts based on your vehicle’s age and mileage. So take pride in your ride.
The three (3) GM approved levels of service replacement parts come with varying levels of warranty coverage when installed at Roy Foss: ACDelco Advantage, ACDelco Professional and GM Genuine Parts

Service & Maintenance Items

A row of tires

TIRES

Tires affect just how well you grip the road. Our Tire Finder tool makes it quick and easy to find tires for any vehicle. Click the drop-down menus to select your vehicle information and navigate your search. Once you’ve selected your new tires, the Cadillac Certified Service expert technicians can handle all of your tire needs at your scheduled appointment.

Technician changing oil

OIL

You depend on your vehicle to help drive your achievements. Your engine depends on the oil that flows through it to help prolong its life. Changing it is important, routine maintenance that your Cadillac Certified Service experts perform with quality oil and expert knowledge of your vehicle.

Technician changing brakes

BRAKES

The ability to move ahead effectively requires the ability to stop efficiently. The same is true on the road-exceptional performance requires excellent braking. When you need brake service, your Cadillac Certified Service expert technicians at Roy Foss Cadillac can recommend quality new brakes. So you can utilize every stop and every turn to further your pursuit.

Assorted parts

QUALITY PARTS

Your Cadillac is more than a vehicle-it’s an innovatively designed, technologically advanced machine. Using high-quality auto parts that are specifically crafted and tested for your Cadillac will help keep it running as beautifully as the day you drove it home.


Please don't hesitate to direct your service questions to us! Fill out the simple form below and our technicians will get back to you.

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THORNHILL CADILLAC SERVICE AND REPAIR CENTRE

Get the best possible facility from the experts. Our certified technicians know your vehicle inside and out and are specifically trained to offer Cadillac vehicle service in Thornhill. We have a wide variety of parts to suit any budget from ACDelco to original equipment. Our Roy Foss Cadillac Thornhill drivers can also request a quote or schedule a service appointment today. We will make sure to offer optimum repair at great values. We also offer everyday maintenance such as oil changes, battery replacements, and wiper blades. We also provide shuttles to home or work, as well as updated, comfortable waiting lounges and the opportunity to check out the latest vehicles. Give us a call at 905-886-2009 or drop by Roy Foss Cadillac Thornhill and get your Cadillac serviced in Thornhill today.

Roy Foss Cadillac Thornhill CERTIFIED SERVICE

You set your sights higher. To Cadillac Certified Service, that prospect isn’t intimidating; it’s inspiring. You can rely on our technicians to possess expert knowledge of your vehicle, from its detailed stitching to the curves of its frame. The distinctive level of care provided can be found at Roy Foss Cadillac Thornhill.

Roy Foss Cadillac Thornhill is located at: 7200 Yonge Street • Thornhill, ON L4J 1V8
Roy Foss Cadillac Thornhill 43.802436, -79.423681.