Chevrolet Aveo 2004–2006 — technical service bulletin
Bulletin 3273B · NHTSA communication 10017225 · issued Oct 28, 2005
Technical service bulletin
communication type
Engine and Engine Cooling
component
2004–2006
model years
3
vehicle entries
Official summary
Valve lash adjuster tick noise on 1.6l engines - bleed air or inspect adjusters. *tt
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.