CADILLAC, CHEVROLET, GMC

PIT6398

2025-06-12 · NHTSA 11019827

A listed vehicle is a research lead. Confirm the engine, production range and software in the manufacturer's information.

Manufacturer summary

Original wording in English

This PI involves DTC U3000 SYM49 Set falsely In The Serial Data Gateway Module and dealerships are to reset the module by cycling the battery.

Repeated filings are grouped only when make, bulletin number, publication date and complete summary agree. Original record numbers are retained. Older publications remain available, and an explicit later version is shown when established. Pre-1994 vehicle associations are separated from default results; an unspecified year does not mean all model years apply.