Chevrolet Impala 2001–2003 — technical service bulletin
Bulletin 060203 · NHTSA communication 10003685 · issued Jun 2, 2003
Technical service bulletin
communication type
Structure
component
2001–2003
model years
3
vehicle entries
Official summary
Loud popping or snapping noise from the windshield or instrument panel area that is often described as a noise that sounds similar to a rock or stone hitting the windshield. Diagnostic tips. *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.