CHEVROLET, GMC

3250

· NHTSA 10011595

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

SERVICE ENGINE SOON LIGHT ILLUMINATED WITH DIAGNOSTIC TROUBLE CODE P0171 OR P0174 SET. THE ROOT CAUSE MAY BE A DAMAGED OR MISSING SEAL FROM THE MASTER CYLINDER TO THE BRAKE BOOSTER. *EH

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.