Providing quality car care in Cumming GA over 15 years. Corey's Auto Service is a family owned business delivering honest and professional automotive repair and maintenance services to the people of Cumming, Alpharetta, Sugar Hill, Buford, Duluth and surrounding areas. The quality ASE (automotive service excellence) certified technicians at Corey's Auto Service employ today's latest automotive technology and are equipped to handle all major and minor repairs on foreign and domestic vehicles. more... See more text