Cadillac Escalade 2021–2023 — technical service bulletin
Bulletin 23-NA-084 · NHTSA communication 10236319 · issued May 8, 2023
Technical service bulletin
communication type
Electrical System
component
2021–2023
model years
4
vehicle entries
Official summary
This technical bulletin provides repair information to correct a customer concern of a Blue Hourglass and No Gridlines While in Reverse.
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.