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Service bulletin TT 91 18 08 2018

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 id10150862
Published by NHTSA2018-12-10
Manufacturer's numberTT 91 18 08 2018
Manufacturer's date2018-09-19
NHTSA componentELECTRICAL SYSTEM:SOFTWARE

NHTSA's summary

Metadata correction, Infotainment issues

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

Electrical system, Software

Vehicles listed
VOLKSWAGEN ATLAS2019
VOLKSWAGEN CC2016, 2017
VOLKSWAGEN EGOLF2016, 2017
VOLKSWAGEN EOS2016
VOLKSWAGEN EOS2017
VOLKSWAGEN GOLF2016, 2017, 2018
VOLKSWAGEN GOLF R2016, 2017, 2018
VOLKSWAGEN GOLF SPORTWAGEN2016, 2017, 2018
VOLKSWAGEN GTI2016 to 2018
VOLKSWAGEN JETTA2016, 2017, 2018, 2019
VOLKSWAGEN PASSAT2016, 2017, 2018
VOLKSWAGEN TIGUAN2016, 2017, 2018, 2019
VOLKSWAGEN TOUAREG2016, 2017

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

Other bulletins for the same vehicles and component
TT 91 24 012024-02-06. Service bulletin. Addressing Cybersecurity or Vehicle Hack concerns
VOS-23-212023-07-10. Service bulletin. This communication is a notice for software changes with the ODIS program for specific cars.
V0118122014603192023-07-10. Service bulletin. Software Version Management (SVM) instruction.
VOS-23-142023-07-10. Service bulletin. This communication is a notice for software changes with the ODIS program for specific cars
VOS-22-272022-07-01. Service bulletin. This document outlines updates to the ODIS diagnostic software. Updates include corrected diagnostic test plans for the stated vehicles.
VOS16032022-06-13. Service bulletin. Release Notes Supplement.
VOS16022022-06-13. Service bulletin. Mandatory Installation from Web-Server.
VOS16012022-06-13. Service bulletin. Mandatory Installation from Web-Server.
VW87160220401842022-06-13. Service bulletin. Climatronic with Heat Pump - Sporadically Too Low Heating or Cooling Performance.
TT9616032022-06-13. Service bulletin. Update Freezes.