Buick Enclave 2021 — technical service bulletin
Bulletin N222385510 · NHTSA communication 10236609 · issued May 24, 2023
Technical service bulletin
communication type
Equipment
component
2021
model years
2
vehicle entries
Official summary
Special Coverage - certain vehicles may have a condition that could cause the mounting bracket on the front exhaust pipe to separate from the pipe. If this condition occurs, a hole may develop in the exhaust pipe at the bracket location, and a rattling or increased exhaust noise may be heard. Dealers are to replace the front exhaust pipe as necessary. The repairs will be made at no charge to the customer.
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.