CHEVROLET, GMC

24-NA-180

2024-10-02 · NHTSA 11010460

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 technical bulletin provides repair information to correct a customer concern of Knock Sensor Service Calibration DTCs P0326 P0331

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.