Chevrolet Blazer 2003–2004 — technical service bulletin
Bulletin 04021 · NHTSA communication 10007749 · issued May 27, 2004
Technical service bulletin
communication type
Equipment
component
2003–2004
model years
3
vehicle entries
Official summary
Air bag warning label. 04021 fmvss noncompliance recall. *tt *mj
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.