Hyundai Palisade 2019–2022 — technical service bulletin
Bulletin 23-EE-003H · NHTSA communication 10232197 · issued Feb 21, 2023
Technical service bulletin
communication type
Electrical System
component
2019–2022
model years
5
vehicle entries
Official summary
This bulletin provides information related to the ECU software update for improvement of: - ISG operation in relation to the battery SOH (State Of Health) condition will be removed - ISG engagement with satisfied battery SOC (State Of Charge) will remain
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.