Oldsmobile Alero 2002 — technical service bulletin
Bulletin 020604042 · NHTSA communication 634279 · issued Aug 1, 2002
Technical service bulletin
communication type
Unknown OR Other
component
2002
model years
2
vehicle entries
Official summary
Subject regarding service engine soon (ses) lamp illuminated, dtc p0440 set (replace evap purge line and rotate brake booster vacuum hose clamp). Nlm
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.