# Service bulletin AS\-21820

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: 10039054
- Published by NHTSA: 2011\-07\-07
- Manufacturer's number: AS\-21820
- Manufacturer's date: 2011\-03\-01
- NHTSA component: FUEL SYSTEM, DIESEL; FUEL SYSTEM, DIESEL:STORAGE:TANK ASSEMBLY; ENGINE AND ENGINE COOLING:ENGINE:DIESEL

## NHTSA's summary

FORD: THERE MAY BE FUEL CONTAMINATION CAUSING DAMAGE TO THE FUEL SYSTEM. THE VEHICLE MAY NOT START, HAVE A HARD START, RUN ROUGH, HAVE EXHAUST SMOKE, OR THE ENGINE MAY KNOCK. 2011 F SUPER DUTY. \*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

Engine, Fuel system, Fuel tank

## Vehicles listed

- 2011 FORD F\-250
- 2011 FORD F\-250 SD
- 2011 FORD F\-350
- 2011 FORD F\-350 SD
- 2011 FORD F\-450 SD
- 2011 FORD F\-550 SD
- 2011 FORD F\-650 SD
- 2011 FORD F\-750

## Recalls for the same vehicles and component

- [14V040000](/recalls/nhtsa/14V040000.md), 2014-02-06: FUEL SYSTEM, OTHER:STORAGE:TANK ASSEMBLY:MOUNTING

## Other bulletins for the same vehicles and component

- [ASI\-44455](/bulletins/10055317.md), 2014-05-07, Service bulletin: ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL; FUEL SYSTEM, DIESEL:STORAGE:TANK ASSEMBLY. FORD: THE DISTANCE TO EMPTY \(DTE\) MESSAGE WOULD BE CLEARED ONCE PROPER QUANTITY OF DIESEL EXHAUST FLUID \(DEF\) IS ADDED TO DEF TANK AND SHOULD BE FILLED AT OIL CHANGE INTERVAL. MODEL 2011\-2015 F\-SUPER DUTY. \*PE
- [ASI\-44238](/bulletins/10054876.md), 2014-03-07, Service bulletin: FUEL SYSTEM, DIESEL:STORAGE:TANK ASSEMBLY; ENGINE AND ENGINE COOLING:ENGINE:DIESEL. FORD: DUE TO A POSSIBLE LOW PRESSURE FUEL LINE AND/OR DIESEL FUEL CONDITIONING MODULE \(DFCM\), SOME TRUCKS WILL EXPERIENCE A GROWL, BUZZ OR VIBRATION IF THE FUEL LEVEL IS AT OR BELOW 1/4 TANK, THEN ITS A NORMAL CHARACTERISTIC WITH SLIGHT AIR ENTERING FUEL SYSTEM BUT IF ABOVE 1/4 TANK CHECK MANUAL. MODEL 2011\-2014 F SUPER DUTY. \*PE
- [ASI\-44179](/bulletins/10054356.md), 2014-01-14, Service bulletin: ENGINE AND ENGINE COOLING:ENGINE:DIESEL; FUEL SYSTEM, DIESEL:STORAGE:TANK ASSEMBLY; FUEL SYSTEM, DIESEL. FORD: A WARNING MESSAGE REGARDING DISTANCE TO EMPTY \(DTE\) FOR DIESEL EXHAUST FLUID \(DEF\) SYSTEM CAN BE CLEARED IF REFILLING THE TANK WITH THE PROPER QUANTITY OF DEF AND SHOULD BE FILLED DURING AN OIL CHANGE INTERVAL. MODEL YEARS 2011\-2014. NO MODELS. \*PE

JSON: [/v1/bulletins/10039054](/v1/bulletins/10039054)

[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%20AS-21820&page=https%3A%2F%2Fopen.wenmarpro.com%2Fbulletins%2F10039054&vehicle=Service%20bulletin%20AS-21820)