CHEVROLET, GMC

PIP5303A

2015-11-13 · NHTSA 10115120

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 with a flashing or solid malfunction indicator lamp with a misfire, rough idle, lack of performance, stall at idle after climbing and descending a mountain grade, low speed chuggle, or a cruise engagement bump has too much feel. Technician will find diagnostic trouble code of P0326 or P0331. Reprogram the engine control module and the transmission control module with the latest calibration.

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.