# Service bulletin V401406 2028353

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: 10120323
- Published by NHTSA: 2017\-10\-21
- Manufacturer's number: V401406 2028353
- Manufacturer's date: 2014\-09\-19
- NHTSA component: SUSPENSION

## NHTSA's summary

Technical Bulletin \(Front Suspension Creaking Noise\): This document informs of a Front suspension creaking noise during suspension cycles \(going over speed bumps or entering on an inclined surface\). This is due to the Coil Spring not being formed correctly and rubs against the perch of the strut. The production solution for this issue was Improved parts installed in production. This document discusses the "Fault Codes" necessary to diagnosis, and potential remedy of the issue. The fault codes for checking warranty coverage for servicing the vehicle are also available.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2014/MC-10120323-9999.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2014/MC-10120323-0001.pdf)

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

## Components

Suspension

## Vehicles listed

- 2011 to 2012 VOLKSWAGEN PASSAT
- 2014 to 2015 VOLKSWAGEN PASSAT

## Other bulletins for the same vehicles and component

- [V4016012043146\_4](/bulletins/11026184.md), 2025-12-05, Service bulletin: SUSPENSION. What is and what is not a leaking suspension strut.
- [V4616012043146\_3](/bulletins/11021372.md), 2025-08-05, Service bulletin: SUSPENSION. How to identify and when to replace a leaking strut
- [V4019012028353\_12](/bulletins/11016583.md), 2025-04-04, Service bulletin: SUSPENSION. Front suspension noisy, spring rubs on strut perch.
- [Edition107](/bulletins/10243018.md), 2023-10-02, Service bulletin: EQUIPMENT:ELECTRICAL:INFOTAINMENT; SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP:WHEEL SPEED SENSOR/TONE RING; FUEL SYSTEM, GASOLINE; ELECTRICAL SYSTEM; VISIBILITY:POWER WINDOW DEVICES AND CONTROLS; ENGINE AND ENGINE COOLING; SUSPENSION; EQUIPMENT. VW Elsa Newsletter
- [Edition87](/bulletins/10243012.md), 2023-10-02, Service bulletin: SUSPENSION; ENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM. VW Elsa Newsletter
- [Edition92](/bulletins/10243007.md), 2023-10-02, Service bulletin: SUSPENSION; FUEL SYSTEM, GASOLINE. VW Elsa Newsletter
- [Edition41](/bulletins/10242398.md), 2023-09-18, Service bulletin: SUSPENSION; EQUIPMENT; ELECTRICAL SYSTEM; FUEL SYSTEM, GASOLINE:DELIVERY:FUEL PUMP. VW Elsa Newsletter
- [Edition87](/bulletins/10242350.md), 2023-09-18, Service bulletin: EQUIPMENT; ENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM; SUSPENSION. VW Elsa Newsletter
- [TT441402](/bulletins/10238619.md), 2023-07-05, Service bulletin: WHEELS; SUSPENSION:FRONT:WHEEL BEARING. This can be the due to the Encoder Ring being ground down on the wheel bearing hub unit, resulting in a damaged part.
- [TT441303](/bulletins/10238614.md), 2023-07-05, Service bulletin: WHEELS; SUSPENSION. This Tech Tip provides an overview of vehicle four wheel alignment, and important steps that should be followed when performing four wheel alignments.

JSON: [/v1/bulletins/10120323](/v1/bulletins/10120323)

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