An additional one to two years are usually required to become experienced and familiar with all types of repairs. Difficult specialties, such as transmission repair, require another year or two of training and experience. There are specialists who do not need an all-round knowledge of automotive repair. These specialists may learn their jobs in much less time. Mechanics must keep updating their skills.
Employers often send experienced automotive mechanics to manufacturer training centers.
They learn to repair new models. They also receive special training in the repair of components. This may include training on electronic fuel injection or air-conditioners. Motor vehicle dealers may also send promising beginners to programs sponsored by manufacturers. Factory representatives come to many shops to give short training sessions.