To excel as a GM Service Advisor, you need strong automotive knowledge, customer service skills, and familiarity with dealership service processes, often backed by a high school diploma or equivalent. Experience with dealership management systems like Reynolds & Reynolds or CDK, as well as OEM-specific certifications, is commonly preferred. Outstanding communication, problem-solving abilities, and a customer-focused attitude help set top performers apart. These competencies ensure accurate diagnoses, exceptional client experiences, and smooth coordination between customers and technical staff.