# Service bulletin SB\-21321

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: 10034530
- Published by NHTSA: 2010\-11\-29
- Manufacturer's number: SB\-21321
- Manufacturer's date: 2010\-05\-01
- NHTSA component: STEERING:ELECTRIC POWER ASSIST SYSTEM

## NHTSA's summary

FORD/MERCURY: CLUNK NOISE AT STEERING; STOPS DURING FIRST LOCK TO LOCK CYCLE. THE NOISE TYPICALLY OCCURS DURING TIGHT PARKING LOT MANEUVERS. THE CLUNK NOISE HEARD ON THE FIRST STEERING LOCK TO LOCK CYCLE IS A NORMAL CHARACTERISTIC OF THE SYSTEM. \*PE

## The document

No address for NHTSA's copy can be built for this communication. Ask the dealer for it by the manufacturer's number.

## Components

Steering, Power steering

## Vehicles listed

- 2009 to 2010 FORD ESCAPE
- 2009 to 2010 MERCURY MARINER

## Recalls for the same vehicles and component

- [14V284000](/recalls/nhtsa/14V284000.md), 2014-05-29: STEERING:ELECTRIC POWER ASSIST SYSTEM

## Other bulletins for the same vehicles and component

- [TSB\-14\-0016](/bulletins/10054916.md), 2014-03-12, Service bulletin: STEERING:HYDRAULIC POWER ASSIST SYSTEM. FORD/MERCURY: IF DIAGNOSTIC CODE B2278 IS STORED IN POWER STEERING CONTROL MODULE \(PSCM\), IT NEEDS REPLACING WITH TORQUE SENSOR SERVICE KIT THAT IS AVAILABLE AND IF NOT, DOES NOT APPLY. MODEL 2008\-2012 ESCAPE, 2008\-2011 MARINER. \*PE

JSON: [/v1/bulletins/10034530](/v1/bulletins/10034530)

[Report an error on this page](https://github.com/wenmar-pro/wenmar-open/issues/new?template=data_correction.yml&title=Data%20correction%3A%20Service%20bulletin%20SB-21321&page=https%3A%2F%2Fopen.wenmarpro.com%2Fbulletins%2F10034530&vehicle=Service%20bulletin%20SB-21321)