Buick Enclave 2020–2021 — technical service bulletin
Bulletin 21-NA-142 · NHTSA communication 10209401 · issued Mar 9, 2022
Technical service bulletin
communication type
Service Brakes, Hydraulic
component
2020–2021
model years
10
vehicle entries
Official summary
This technical bulletin provides repair information to correct a customer concern of hearing front brake grind/groan noise after sitting overnight.
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.