# Service bulletin SIS\-21828

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: 10038973
- Published by NHTSA: 2011\-06\-29
- Manufacturer's number: SIS\-21828
- Manufacturer's date: 2011\-04\-01
- NHTSA component: STEERING:ELECTRIC POWER ASSIST SYSTEM; STEERING; STEERING:HYDRAULIC POWER ASSIST SYSTEM

## NHTSA's summary

FORD: THERE MAY BE HIGH STEERING EFFORT OR LACK OF ASSIST. \*RM

## 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

- FORD E SERIES
- 2011 FORD EXPEDITION
- 2011 FORD F\-150
- 2011 FORD F\-250 SD
- 2011 FORD F\-350 SD
- 2011 FORD F\-450 SD
- 2011 FORD F\-550 SD
- 2011 LINCOLN NAVIGATOR

## Other bulletins for the same vehicles and component

- [TSB\-11\-8\-18](/bulletins/10041931.md), 2011-11-17, Service bulletin: STEERING:ELECTRIC POWER ASSIST SYSTEM. FORD: WHEN MAKING LEFT HAND TURNS, THE STEERING WHEEL LACKS RETURN ABILITY TO CENTER LOCATION. THE ISSUE IS INTERMITTENT. \*PE
- [TSB\-11\-8\-14](/bulletins/10041930.md), 2011-11-17, Service bulletin: STEERING:HYDRAULIC POWER ASSIST SYSTEM. FORD: WHEN MAKING EITHER LEFT OR RIGHT TURNS, THERE IS A LACK OF STEERING ASSIST OR AN EXCESSIVE STEERING EFFORT INVOLVED. \*PE

JSON: [/v1/bulletins/10038973](/v1/bulletins/10038973)

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