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Service bulletin L-SB-0079-14

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 id10197470
Published by NHTSA2021-06-14
Manufacturer's numberL-SB-0079-14
Manufacturer's date2014-10-08
NHTSA componentEQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM)

NHTSA's summary

Navigation System Firmware Update

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.

Components

Equipment and accessories

Vehicles listed
LEXUS CT HYBRID2014
LEXUS GX4602014
LEXUS IS 2502014
LEXUS IS 3502014

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