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Service bulletin PS391

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id10197335
Published by NHTSA2021-06-14
Manufacturer's numberPS391
Manufacturer's date2015-08-01
NHTSA componentCOMMUNICATION

NHTSA's summary

Optima Hybrid (TF HEV) With DTC B1695 - Lost Communication With E-Comp

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Trouble codes named

B1695

Vehicles listed
KIA OPTIMA HYBRID2011, 2012, 2013, 2014, 2015, 2016 (the catalog's model; the bulletin names a series or trim of it)

Listing a model year does not mean every vehicle of it is concerned: the document says which.