Chevrolet Bolt Euv 2022–2023 — technical service bulletin
Bulletin 23-NA-030 · NHTSA communication 10242242 · issued Aug 14, 2023
Technical service bulletin
communication type
Electrical System
component
2022–2023
model years
4
vehicle entries
Official summary
This service bulletin provides a procedure to replace the seat pad to correct the condition of Airbag Light On - DTCs B0014 / B0021 SIAB Harness Connector Contacting Seat Back Foam (New Seat Back Foam), Intermittent Service Airbag System Message, DTCs B0014, B0021.
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.