Buick Enclave 2018–2021 — technical service bulletin
Bulletin 20NA033 · NHTSA communication 10187754 · issued Jan 25, 2021
Technical service bulletin
communication type
Suspension
component
2018–2021
model years
15
vehicle entries
Official summary
This technical bulletin provides a procedure to modify the rear suspension rebound pin and reinstall to correct a condition of Squeak/Creak Noise from Rear Suspension.
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.