Chevrolet Monte Carlo 2000 — technical service bulletin
Bulletin 990864021 · NHTSA communication 6089185 · issued Oct 1, 1999
Technical service bulletin
communication type
Visibility
component
2000
model years
1
vehicle entries
Official summary
Concerns with creak-type noise from side door glass when driving over bumpy roads. *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.