Cadillac Escalade 2021 — technical service bulletin
Bulletin 23-NA-026 · NHTSA communication 10232464 · issued Feb 24, 2023
Technical service bulletin
communication type
Engine and Engine Cooling
component
2021
model years
10
vehicle entries
Official summary
This technical bulletin provides repair information to correct a customer concern of LM2 Engine Calibration Update for DTC P003A.
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.