Chevrolet Blazer 2023 — technical service bulletin
Bulletin N222391920 · NHTSA communication 10232040 · issued Feb 22, 2023
Technical service bulletin
communication type
Electrical System
component
2023
model years
1
vehicle entries
Official summary
Service Update- Certain vehicles may have a condition where the service rear park assist warning is illuminated. Dealers are to perform setup and configuration on the instrument cluster.
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.