Hyundai Santa Cruz 2021–2023 — technical service bulletin
Bulletin 23-FL-002H · NHTSA communication 10233552 · issued Mar 23, 2023
Technical service bulletin
communication type
Engine and Engine Cooling
component
2021–2023
model years
9
vehicle entries
Official summary
This bulletin provides the diagnostic procedure for the GDI injector(s) in certain 21-23MY Sonata, 21-22MY Santa Fe, certain 22MY Santa Cruz, and certain MY21-23 Tucson equipped with 2.5L GDI engines with one or more misfire DTC(s) due to internally leaking GDI injector(s).
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.