BUICK, CHEVROLET, GMC

PIP5301

2015-06-09 · NHTSA 10115033

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 the steps on how to diagnose and repair vehicle that may have Service Engine Soon Malfunction Indicator Lamp on. Technician will find Diagnostic Trouble Code P219A. Technician should use published Service Information diagnostics for Diagnostic Trouble Code P219A. If the Global Diagnostic System 2 fuel injector balance test does not isolate a cause for this concern, perform the Fuel Injector Diagnosis (w/CH47976 and CH-47976-500) in Service Information and evaluate for a rich or lean fuel injector.

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.