Buick Enclave 2017–2023 — technical service bulletin
Bulletin PIT5673A · NHTSA communication 10249300 · issued Dec 21, 2023
Technical service bulletin
communication type
Exterior Lighting
component
2017–2023
model years
31
vehicle entries
Official summary
This Preliminary information communicates information for Intellibeam headlamp inoperative and to inspect the low speed data line.
Vehicles covered
- 2018 Buick Enclave
- 2019 Buick Enclave
- 2020 Buick Enclave
- 2021 Buick Enclave
- 2022 Buick Enclave
- 2023 Buick Enclave
- 2017 Cadillac XT5
- 2018 Cadillac XT5
- 2019 Cadillac XT5
- 2020 Cadillac XT5
- 2021 Cadillac XT5
- 2022 Cadillac XT5
- 2023 Cadillac XT5
- 2019 Chevrolet Blazer
- 2020 Chevrolet Blazer
- 2021 Chevrolet Blazer
- 2022 Chevrolet Blazer
- 2023 Chevrolet Blazer
- 2018 Chevrolet Traverse
- 2019 Chevrolet Traverse
- 2020 Chevrolet Traverse
- 2021 Chevrolet Traverse
- 2022 Chevrolet Traverse
- 2023 Chevrolet Traverse
- 2017 GMC Acadia
- 2018 GMC Acadia
- 2019 GMC Acadia
- 2020 GMC Acadia
- 2021 GMC Acadia
- 2022 GMC Acadia
- 2023 GMC Acadia
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.