BUICK, CADILLAC, CHEVROLET, GMC

PIE0672B

2022-01-28 · NHTSA 10213775

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 engineering information (EI) is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to the Check Engine Lamp illuminated on Driver Information Center (DIC) and DTC P0607 Set in BCM to determine root cause.

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.