Volkswagen Jetta 2005–2006 — technical service bulletin
Bulletin 0506 · NHTSA communication 10017748 · issued Oct 18, 2005
Technical service bulletin
communication type
Engine and Engine Cooling
component
2005–2006
model years
2
vehicle entries
Official summary
Cap, oil filler, comes apart when removing engine cover. Oil filler cap separates when engine cover is improperly removed. *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.