Automotive service technician: training to ASE Master
Auto technicians usually complete a certificate or associate degree program in automotive service technology, then work toward voluntary ASE certification, which needs documented work experience and a test per area.
For: Students who want to diagnose and repair cars and light trucks.
Route 1: Program, experience, ASE tests Most common
High schools, community colleges and technical institutes offer programs in automotive service technology.
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Start here
High school courses
Automotive repair, electronics, computers and mathematics help.
BLS
Automotive Service Technicians and Mechanics — How to Become OneU.S. Bureau of Labor Statistics (OOH)- Checked
- 20 Oct 2026
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School
Certificate or associate degree
A program in automotive service technology.
BLS
Automotive Service Technicians and Mechanics — How to Become OneU.S. Bureau of Labor Statistics (OOH)- Checked
- 20 Oct 2026
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Certificate
EPA Section 609 (vehicle A/C)
Anyone paid to repair or service a motor vehicle air conditioning system must be trained and certified by an EPA-approved program, such as ASE's.
EPA
Section 609 Technician Training and Certification ProgramsU.S. Environmental Protection Agency- Checked
- 20 Oct 2026
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1–3 years
Documented work experience
ASE needs 1 year for the G1 test, 3 for the advanced L tests and 2 for all others; up to half can be met with vocational training.
ASE
ASE Certification: Need to Know (revised January 2026)National Institute for Automotive Service Excellence (ASE)- Checked
- 20 Oct 2026
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Exam gate
ASE certification tests
Multiple-choice, one test per area (A1–A9 for automobiles), at a test center; the score report is emailed right away.
ASE
ASE Certification: Need to Know (revised January 2026)National Institute for Automotive Service Excellence (ASE)- Checked
- 20 Oct 2026
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Goal
ASE Master Technician
Pass the specified tests of a series (4 to 8, depending on the series) and meet the experience requirement.
ASE
ASE Certification: Need to Know (revised January 2026)National Institute for Automotive Service Excellence (ASE)- Checked
- 20 Oct 2026
Route 2: Apprenticeship Earn while you learn
Some technicians complete an apprenticeship: paid on-the-job training combined with technical instruction.
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Start here
After high school
BLS
Automotive Service Technicians and Mechanics — Summary (Quick Facts)U.S. Bureau of Labor Statistics (OOH)- Checked
- 20 Oct 2026
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Apprenticeship
Paid training + technical instruction
BLS
Automotive Service Technicians and Mechanics — How to Become OneU.S. Bureau of Labor Statistics (OOH)- Checked
- 20 Oct 2026
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Exam gate
ASE certification tests
ASE
ASE Certification: Need to Know (revised January 2026)National Institute for Automotive Service Excellence (ASE)- Checked
- 20 Oct 2026
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Goal
ASE-certified technician
ASE
ASE Certification: Need to Know (revised January 2026)National Institute for Automotive Service Excellence (ASE)- Checked
- 20 Oct 2026
National certifications and federal rules
Federal rules apply in every state; voluntary certifications are ones employers may ask for. State rules are in the matrix below.
- ASE certification
National Institute for Automotive Service Excellence · voluntary - Valid for 5 years, then you recertify. Fees: $34 registration per order, $62 per general test, $124 per advanced (L1–L4) test.
ASE
Become ASE CertifiedNational Institute for Automotive Service Excellence (ASE)- Checked
- 20 Oct 2026
- EPA refrigerant certification
Federal law - The EPA requires all technicians who buy or work with refrigerants to be certified in proper refrigerant handling.
BLS
Automotive Service Technicians and Mechanics — How to Become OneU.S. Bureau of Labor Statistics (OOH)- Checked
- 20 Oct 2026
State licensing matrix
Most states do not license general auto mechanics. Two states that do regulate the work, from their own pages:
| State or city | What you need |
|---|---|
| California Bureau of Automotive Repair (BAR) |
A BAR license is not required to work as a general automotive repair mechanic. Smog Check inspectors, Smog Check repair technicians and vehicle safety systems technicians do need an individual BAR license, with a separate exam for each. CA BARApply for a licenseCalifornia Bureau of Automotive Repair
|
| Michigan Michigan Department of State |
State mechanic certification: you must pass a mechanic test for every category of repair you plan to do before applying. Tests are at any Secretary of State office, $18 each (from 1 July 2026). Michigan SOSMechanic testingMichigan Department of State
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Where to go next
Every trade on one matrix: entry, license, BLS pay and outlook.
What the job is, BLS pay and job outlook, and the tools of the trade.