Hyundai Sonata 1999 — technical service bulletin
Bulletin 9936013 · NHTSA communication 6089270 · issued Sep 1, 1999
Technical service bulletin
communication type
Exterior Lighting
component
1999
model years
1
vehicle entries
Official summary
Some vehicles may exhibit a very slight dimming of the headlamps for a few seconds during various conditions. *tt
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.