Chevrolet Cavalier 2004 — technical service bulletin
Bulletin 3148 · NHTSA communication 10010274 · issued Jan 1, 2004
Technical service bulletin
communication type
Engine and Engine Cooling
component
2004
model years
3
vehicle entries
Official summary
Excessive oil consumption on the 2.2l l61 ecotec engine. *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.