Chevrolet Impala 2002–2003 — technical service bulletin
Bulletin 030864034 · NHTSA communication 10004344 · issued Sep 1, 2003
Technical service bulletin
communication type
Visibility
component
2002–2003
model years
2
vehicle entries
Official summary
Front door glass snapping noise when raising. *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.