BUICK, CADILLAC, CHEVROLET, GMC

PIP5187

2014-03-06 · NHTSA 10111853

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 Information communication provides information to the technician about vehicles that may have Service Engine Soon Malfunction Indicator Lamp on after the Cylinder Head was replaced. If the technician finds Diagnostic Trouble Code P0174 and the replacement head had fuel injectors already installed, the replace the fuel rail with the original fuel rail off the car.

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.