GMC Yukon 2021–2024 — technical service bulletin
Bulletin 21-NA-184 · NHTSA communication 10239666 · issued Jul 17, 2023
Technical service bulletin
communication type
Electrical System
component
2021–2024
model years
7
vehicle entries
Official summary
This service bulletin provides a procedure to update the calibrations after Window Regulator electronics or window motor replacement.
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.