# Service bulletin TT 91 19 04

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.

- Type: Service bulletin
- NHTSA id: 10174990
- Published by NHTSA: 2020\-06\-04
- Manufacturer's number: TT 91 19 04
- Manufacturer's date: 2020\-05\-01
- NHTSA component: ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY

## NHTSA's summary

Addressing no green light for Car\-Net. Update text to clarify procedure.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2020/MC-10174990-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2020/MC-10174990-9999.pdf)

The document is the manufacturer's. This site does not hold it.

## Components

Electrical system, Equipment and accessories, Software

## Vehicles listed

- 2020 to 2021 VOLKSWAGEN ARTEON
- 2020 to 2021 VOLKSWAGEN ATLAS
- 2020 to 2021 VOLKSWAGEN ATLAS CROSS SPORT
- 2020 to 2021 VOLKSWAGEN GOLF
- 2020 to 2021 VOLKSWAGEN GTI
- 2020 to 2021 VOLKSWAGEN JETTA
- 2020 to 2021 VOLKSWAGEN TIGUAN

## Other bulletins for the same vehicles and component

- [TT 91 24 01](/bulletins/10249136.md), 2024-02-06, Service bulletin: ELECTRICAL SYSTEM:SOFTWARE. Addressing Cybersecurity or Vehicle Hack concerns
- [VOS\-23\-21](/bulletins/10238400.md), 2023-07-10, Service bulletin: ELECTRICAL SYSTEM:SOFTWARE. This communication is a notice for software changes with the ODIS program for specific cars.
- [VCarNetCE](/bulletins/10238302.md), 2023-07-10, Service bulletin: ELECTRICAL SYSTEM:SOFTWARE. Notifying customers they can take advantage of complimentary safe and secure after their complimentary software update
- [V011812201460319](/bulletins/10238301.md), 2023-07-10, Service bulletin: ELECTRICAL SYSTEM:SOFTWARE. Software Version Management \(SVM\) instruction.
- [VOS\-23\-14](/bulletins/10238206.md), 2023-07-10, Service bulletin: ELECTRICAL SYSTEM; ELECTRICAL SYSTEM:SOFTWARE. This communication is a notice for software changes with the ODIS program for specific cars
- [VOS1603](/bulletins/10213875.md), 2022-06-13, Service bulletin: UNKNOWN OR OTHER; ELECTRICAL SYSTEM:SOFTWARE. Release Notes Supplement.
- [VOS1602](/bulletins/10213874.md), 2022-06-13, Service bulletin: ELECTRICAL SYSTEM:SOFTWARE; UNKNOWN OR OTHER. Mandatory Installation from Web\-Server.
- [VOS1601](/bulletins/10213873.md), 2022-06-13, Service bulletin: UNKNOWN OR OTHER; ELECTRICAL SYSTEM:SOFTWARE. Mandatory Installation from Web\-Server.
- [Dealer 91DE](/bulletins/10209286.md), 2022-04-06, Service bulletin: ELECTRICAL SYSTEM:SOFTWARE. SERV\_ACT \- Connected Services \(OCU3 High Module\) Software Update
- [A002155201173212](/bulletins/10204722.md), 2022-01-05, Service bulletin: ELECTRICAL SYSTEM:SOFTWARE. This bulletin contains general instructions for software updates.

JSON: [/v1/bulletins/10174990](/v1/bulletins/10174990)

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