# Service bulletin A6420732046397\_4

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: 10174958
- Published by NHTSA: 2020\-06\-04
- Manufacturer's number: A6420732046397\_4
- Manufacturer's date: 2020\-05\-05
- NHTSA component: VISIBILITY

## NHTSA's summary

This bulletin provides repair information for a creaking in the front and rear windshield.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2020/MC-10174958-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2020/MC-10174958-9999.pdf)

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

## Components

Glass, wipers and mirrors

## Vehicles listed

- 2017 to 2018 AUDI A4
- 2017 to 2018 AUDI A5

## Other bulletins for the same vehicles and component

- [TSB\_2020552\_15](/bulletins/11038024.md), 2026-10-05, Service bulletin: VISIBILITY/WIPER. This bulletin provides service information regarding exterior glass cleaning.
- [TSB\_20741717\_15](/bulletins/11036915.md), 2026-09-04, Service bulletin: VISIBILITY/WIPER. This bulletin provides information on the GFF test plan required for AC compressor replacements regardless of the concern.
- [TSB\_2041717\_14](/bulletins/11023734.md), 2025-10-03, Service bulletin: VISIBILITY/WIPER. This bujlletin provides information regarding the GFF test plan required for A/C compressor replacements regardless of the concern.
- [TSB\_2041717\_13](/bulletins/11016505.md), 2025-04-04, Service bulletin: VISIBILITY/WIPER. This bulletin provides information regarding the GFF test plan required for A/C compressr replaements regardless of the concern.
- [A8224002041717\_10](/bulletins/11005911.md), 2024-08-06, Service bulletin: VISIBILITY/WIPER. This bulletin provides informatin for the GFF test plan that is requied for AC compressor replacements.
- [A8724702064077\_4](/bulletins/10252560.md), 2024-04-04, Service bulletin: VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:REFRIGERANT HOSES AND FITTINGS. This TSB describes a method for leak detection for R134A and R1234yf refrigerant platforms only.
- [A7024892044417\_1](/bulletins/10252003.md), 2024-04-04, Service bulletin: VISIBILITY:SUN/MOON ROOF ASSEMBLY. This bulletin provides information when there are noises from the headliner/sunroof area.
- [A6424972062618\_4](/bulletins/10249218.md), 2024-02-06, Service bulletin: VISIBILITY:POWER WINDOW DEVICES AND CONTROLS. This bulletin provides information when the frameless window auto\-drop function is inoperative in freezing weather.
- [A8723602064077\_3](/bulletins/10244532.md), 2023-11-06, Service bulletin: VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:REFRIGERANT HOSES AND FITTINGS. This TSB describes a method for leak detection for R134A and R1234yf refrigerant platforms only.
- [A8723572071619\_1](/bulletins/10243959.md), 2023-11-06, Service bulletin: ENGINE AND ENGINE COOLING; VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM. This bulletin provides information for when the air conditioning does not cool.

JSON: [/v1/bulletins/10174958](/v1/bulletins/10174958)

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