Track HVA
Climate Control (HVAC / A/C)
Cold air in summer, warm in winter.
What this certification means
Climate Control (HVAC / A/C) covers automotive air conditioning, refrigerant systems, and cabin heating. Does not replace EPA 609 certification, which remains legally required to purchase refrigerant.
What it covers
- A/C system operation: compressor, condenser, evaporator, TXV/orifice
- Refrigerant recovery, evacuation, charging procedures
- R-134a and R-1234yf identification and handling
- Leak detection with electronic, UV dye, and pressure decay methods
- Heater core service, coolant flush procedures
- Blend door and blower motor diagnosis
- Cabin filter service
Who this is for
Mechanics who take on A/C work, a seasonally lucrative category that many mobile mechanics skip.
Exam
45 questions · 60 minutes · 75% to pass
Price
Free
Includes
Digital badge + printed certificate + verify page
Valid for
5 years · free recertification
EXAM AVAILABLE NOW
Ready to certify? Take the HVA exam.
45 questions · 60 minutes · 75% to pass · free · Digital certificate on pass
Immediate access, take the exam within 30 days at your convenience. Fail one and you can retake it right away, free, as many times as you like.