Cadillac XT5 2021–2026 — technical service bulletin
Bulletin PIT5855K · NHTSA communication 11034979 · issued Jul 6, 2026
Technical service bulletin
communication type
Unknown / Other
component
2021–2026
model years
12
vehicle entries
Official summary
This Preliminary information communicates that a vehicle may be encountered with the heated/ventilated seats inoperative. Upon further inspection it will be found that the F19DA fuse will be open. The technician is instructed to inspect the wiring harness that goes to the passenger seat back blower motor for chaffing on the seat frame. If chaffing is found the technician is instructed to repair the damaged circuits and reroute the harness.
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.