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Contact Roy Foss Thornhill


Dealer Info

Phone Numbers:Sales Hours:
  • Mon - Fri9:00 AM - 6:00 PM
  • Sat9:00 AM - 5:00 PM
  • SunClosed
Service Hours:
  • Mon - Fri7:30 AM - 6:00 PM
  • Sat8:00 AM - 1:00 PM
    (Express Service Only)
  • SunClosed
Parts Hours:
  • Mon - Fri8:00 AM - 5:00 PM
  • Sat - SunClosed

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Find Us

Roy Foss Chevrolet Buick GMC Thornhill 43.802789, -79.422113.