Affected Component: ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM):SOFTWARE

Date Published

OCT 01, 2017

NHTSA TSB #

10190333

TSB Document

• Sorry, the NHTSA has not posted this TSB document yet.

You can still get the detailed info from Buick for this TSB. Call your local Buick dealer's service department & ask for a copy of TSB# 17-NA-338.

Summary

Malfunction Indicator Lamp (MIL) Illuminated - DTC P0366 and/or P0014 Condition Some customers may comment that the MIL is illuminated. The technician may find one or more of the following DTCs set: • P0366 • P0014 Cause This condition may be caused by a sporadically unlocked exhaust cam phaser that can oscillate during engine start, falsely setting the DTC/s. Correction If you encounter a vehicle with the above concern, reprogram the ECM software with the latest software available