Some Hyundai Sonata EF are built with
the same air conditioning compressor. The Original Equipment Manufacturer
Numbers (OEM numbers) are Hyundai 97701-38015.
The air-conditioning system of these
vehicles was assembled with a Halla-HCC HS-15 / FX-15 compressor. Manufacturer numbers: Halla-HCC BBWAA-01, BBWAA-02, F500-BBWAA-01, F500-BBWAA-02.
These ac units seem to be interchangeable.