Automotive service technicians, truck and bus mechanics and mechanical repairers inspect, diagnose, repair and service mechanical, electrical and electronic systems and components of cars, buses, and light and commercial transport trucks. They are employed by motor vehicle dealers, garages, truck and trailer dealerships, fleet maintenance companies, and service stations, automotive specialty shops, transportation companies and retail establishments which have automotive service shops. This unit group also includes mechanical repairers who perform major repairs and replacement of mechanical units on newly assembled motor vehicles. They are employed by motor vehicle manufacturing companies. Apprentices are also included in this unit group.

Auto body collision, refinishing and glass technicians repair and restore damaged motor vehicle body parts and interior finishing; repaint body surfaces; repair and/or replace automotive glass and repair defective automobile body parts and damage to the bodies of newly assembled cars. Damage repair estimators assess the degree of damage to a vehicle and estimate the cost of parts and labour. They are employed by automobile dealerships, automobile body repair shops, automobile appraisal centres and by motor vehicle manufacturers. This unit group also includes metal repairers. Apprentices are also included in this unit group.