Cadillac XTS 2013–2014 — technical service bulletin
Bulletin PIC6435A · NHTSA communication 10197285 · issued May 7, 2021
Technical service bulletin
communication type
Exterior Lighting
component
2013–2014
model years
2
vehicle entries
Official summary
This Preliminary information communicates that U1523 may set after right headlamp replacement due to a part issue. Engineering is looking into the concern.
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.