Acura ZDX 2024 — technical service bulletin
Bulletin B25-034 · NHTSA communication 11021758 · issued Aug 1, 2025
Technical service bulletin
communication type
Electrical System
component
2024
model years
1
vehicle entries
Official summary
Service Bulletin - Customers are experiencing issues with OnStar and HondaLink due to the software within the telematics control unit needing a software update.
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.