Chevrolet Blazer 2004 — technical service bulletin
Bulletin 040941004 · NHTSA communication 10012098 · issued Jul 1, 2004
Technical service bulletin
communication type
Air Bags
component
2004
model years
4
vehicle entries
Official summary
Use f alternate connector for driver front airbag diagnostics due to j 38715-100 adapter not connecting to vehicle harness at steering column connector. *tt
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.