Chevrolet Cavalier 2002 — technical service bulletin
Bulletin 100730024 · NHTSA communication 620833 · issued Jul 1, 2001
Technical service bulletin
communication type
Power Train
component
2002
model years
4
vehicle entries
Official summary
Certain vehicles, with either the ln2 or l61 engines, have software that does not allow the tech 2 to display or clear shift adapts. *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.