Engine and engine cooling: engine: engine control module (ecu/ECM): software
Cadillac technical service bulletin PIC6433 for 2021 Cadillac CT5 and 2021 Cadillac CT4.
- Bulletin number
- PIC6433
- Component
- Engine and engine cooling: engine: engine control module (ecu/ECM): software
- Summary
- This Preliminary information communicates that a service theft deterrent message may display with no DTC's. OnStar will turn of the ECM read request to prevent re-occurrence.
Owners of these vehicles have filed 4 complaints in the engine category.
Vehicles covered
- Cadillac CT5 2021 2021
- Cadillac CT4 2021 2021
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