Buick Lesabre 1998–2001 — technical service bulletin
Bulletin 000523001A · NHTSA communication 627418 · issued Sep 1, 2001
Technical service bulletin
communication type
Service Brakes, Hydraulic
component
1998–2001
model years
11
vehicle entries
Official summary
Information regarding rear brake moan/hum noise during brake apply. *yh
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.