Cadillac Escalade Esv 2021–2023 — technical service bulletin
Bulletin PIT6000 · NHTSA communication 10236157 · issued Apr 19, 2023
Technical service bulletin
communication type
Electrical System
component
2021–2023
model years
10
vehicle entries
Official summary
This Preliminary information communicates to the field how to address DTC: B2BA1 for Map module version being out of date and causing a Service Drivers Assist message.
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.