# Service bulletin TT 94 20 01

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: 10179135
- Published by NHTSA: 2020\-09\-03
- Manufacturer's number: TT 94 20 01
- Manufacturer's date: 2020\-08\-28
- NHTSA component: EXTERIOR LIGHTING

## NHTSA's summary

Headlight variant determination

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2020/MC-10179135-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2020/MC-10179135-9999.pdf)

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

## Components

Lighting

## Vehicles listed

- 2020 to 2021 VOLKSWAGEN ATLAS
- 2020 VOLKSWAGEN ATLAS CROSS SPORT

## Recalls for the same vehicles and component

- [20V504000](/recalls/nhtsa/20V504000.md), 2020-08-26: EXTERIOR LIGHTING:HEADLIGHTS

## Other bulletins for the same vehicles and component

- [V9422012066639\_6](/bulletins/11032219.md), 2026-05-05, Service bulletin: EXTERIOR LIGHTING. Condition is normal due to cold fresh air and humidity
- [V9419012011521\_21](/bulletins/11030845.md), 2026-04-06, Service bulletin: EXTERIOR LIGHTING. Moisture Accumulation
- [V9422012066639\_5](/bulletins/11021373.md), 2025-08-05, Service bulletin: EXTERIOR LIGHTING. What to do if customer mentions water droplet within tail lights.
- [V9422012066639\_4](/bulletins/11011375.md), 2024-12-05, Service bulletin: EXTERIOR LIGHTING. moisture witin rear tail lamp assembly
- [V9422012066639\_3](/bulletins/11005830.md), 2024-08-06, Service bulletin: EXTERIOR LIGHTING. Phyical condensation within Taillamp cluster is an optical phenomenon and does not affect the function of the taillights.
- [TT 94 20 01\_4](/bulletins/10230859.md), 2023-02-07, Service bulletin: EXTERIOR LIGHTING:HEADLIGHTS. Headlight Variants and Identification, update to model year applicability.
- [V9422012066639\_2](/bulletins/10228175.md), 2023-01-06, Service bulletin: EXTERIOR LIGHTING:TAIL LIGHTS. Taillight Cluster Condensation. Updated to include additional model year applicability.
- [TT 94 20 01\_3](/bulletins/10216853.md), 2022-08-04, Service bulletin: EXTERIOR LIGHTING. Headlight Variants and Identification.
- [V941901201152118](/bulletins/10210225.md), 2022-05-05, Service bulletin: EXTERIOR LIGHTING. Exterior Lights, Moisture Accumulation. Update model year applicability to include 2022.
- [V9422012066639\_1](/bulletins/10209421.md), 2022-04-06, Service bulletin: EXTERIOR LIGHTING:TAIL LIGHTS; EXTERIOR LIGHTING. Condensation in Taillight Cluster.

JSON: [/v1/bulletins/10179135](/v1/bulletins/10179135)

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