Is your defective Cadillac CT4 actually a LEMON?

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Cadillac TSB #PIC6433A

2021 Cadillac CT4

TSB Document:

MC-10193442-9999.pdf

Affected Component: ELECTRICAL SYSTEM:PROPULSION SYSTEM:TRACTION BATTERY:MANAGEMENT SYSTEM/ENERGY CONTROL MODULE (BMS/BECM)

Summary: This Preliminary information communicates that a service theft deterrent message may display with no DTC's.Â Â OnStar turned off the ECM read request to prevent re-occurrence.

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Date Published: APR 09, 2021
NHTSA TSB #: 10193442

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