Mazda MAZDA3 2003–2005 — technical service bulletin
Bulletin 0100803 · NHTSA communication 10002275 · issued Dec 23, 2004
Technical service bulletin
communication type
Engine and Engine Cooling
component
2003–2005
model years
5
vehicle entries
Official summary
Oil filter cartridge removal. *tt engine oil filter cartridge housing cover damage. *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.