CADILLAC, CHEVROLET

PI1178A

2015-03-27 · NHTSA 10113780, 10135414

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 preliminary informational bulletin provides repair information for a customer concern of an engine rough run with the Check Engine Light (CEL) on/low compression on cylinder with misfire. A technician may find DTC P0300 set.

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.