Buick Enclave 2008–2017 — technical service bulletin
Bulletin PIT6002 · NHTSA communication 10236153 · issued Apr 17, 2023
Technical service bulletin
communication type
Exterior Lighting
component
2008–2017
model years
10
vehicle entries
Official summary
This Preliminary information communicates concerns with dtc U1521 after replacing the headlamp
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.