Hyundai Sonata 2016 — technical service bulletin
Bulletin 5NP-C5J4H-01 · NHTSA communication 10126995 · issued Dec 21, 2017
Technical service bulletin
communication type
Equipment
component
2016
model years
2
vehicle entries
Official summary
This bulletin describes the procedure to determine if the vehicle's head unit needs to be replaced as a result of a defect causing an echo when a phone call is answered via Apple CarPlay.
Vehicles covered
What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.