# Service bulletin A421526 2042645\-

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: 10123659
- Published by NHTSA: 2017\-11\-17
- Manufacturer's number: A421526 2042645\-
- Manufacturer's date: 2015\-12\-04
- NHTSA component: SUSPENSION:REAR:SHOCK ABSORBER

## NHTSA's summary

Customer may report hearing rumbling noises from the rear of the vehicle when driving on very uneven roads or over potholes. This bulletin only applies to S3 vehicles with Audi magnetic ride. The rear shock mounts are causing the noises.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2015/MC-10123659-9999.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2015/MC-10123659-0001.pdf)

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

## Components

Suspension, Shocks and struts

## Vehicles listed

- 2015 to 2016 AUDI S3

## Other bulletins for the same vehicles and component

- [40144120181946](/bulletins/10250959.md), 2024-03-04, Service bulletin: SUSPENSION:REAR:SHOCK ABSORBER; SUSPENSION:FRONT:SHOCK ABSORBER. Shock absorber leaks: assessment aid
- [A4022462047758\_8](/bulletins/10216843.md), 2022-08-03, Service bulletin: SUSPENSION:FRONT:SHOCK ABSORBER; STEERING; SUSPENSION:REAR:SHOCK ABSORBER. This bulletin states to lightly lubricate the contact surface between the buffer stop for the shock absorber, and the front shock absorber cap to address cracking noises/spring jumps when steering or maneuvering.
- [A4021292047758\_7](/bulletins/10204724.md), 2022-01-05, Service bulletin: SUSPENSION:REAR:SHOCK ABSORBER; SUSPENSION:FRONT:SHOCK ABSORBER. This bulletin contains instructions for proper lubrication of the shock absorber to prevent cracking noises or spring jumps when steering.
- [A4220432059240\_1](/bulletins/10173908.md), 2020-05-07, Service bulletin: SUSPENSION:REAR:SHOCK ABSORBER. This bulletin contains repair instructions for knocking or rattling when driving on uneven roads.
- [A4219392042645\_7](/bulletins/10164216.md), 2019-09-09, Service bulletin: SUSPENSION:REAR:SHOCK ABSORBER. This bulletin provides information regarding the repair of rear shock mounting due to noises.
- [A401993 2047758\-](/bulletins/10157238.md), 2019-04-08, Service bulletin: SUSPENSION:FRONT:SHOCK ABSORBER. This bulletin contains instructions for proper lubrication of the shock absorber to prevent cracking noises or spring jumps when steering.
- [A401889 2047758](/bulletins/10153588.md), 2019-02-25, Service bulletin: STEERING; SUSPENSION:FRONT:SHOCK ABSORBER. This bulletin contains instructions for proper lubrication of the shock absorber to prevent cracking noises or spring jumps when steering.
- [A401881 2044060\-](/bulletins/10145646.md), 2018-10-15, Service bulletin: SUSPENSION:FRONT:SHOCK ABSORBER. This technical service bulletin asks the reader to check for improperly installed or deformed front shock bellows and to replace if necessary.
- [A401879 2047758\-](/bulletins/10144596.md), 2018-09-17, Service bulletin: SUSPENSION:FRONT:SHOCK ABSORBER; EQUIPMENT ADAPTIVE/MOBILITY; STEERING; SUSPENSION:REAR:SHOCK ABSORBER. This bulletin contains instructions for proper lubrication of the shock absorber to prevent cracking noises or spring jumps when steering.
- [A401762 2047758\-](/bulletins/10128345.md), 2018-02-05, Service bulletin: SUSPENSION:REAR:SHOCK ABSORBER; SUSPENSION:FRONT:SHOCK ABSORBER. This bulletin contains instructions for proper lubrication of the shock absorber to prevent cracking noises or spring jumps when steering.

JSON: [/v1/bulletins/10123659](/v1/bulletins/10123659)

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