April 22: Recall: Ford Ranger Sun Visors Are Causing Fires recalls | 8 days ago
April 17: Ford F-150 Transmission Downshift Recall Affects 1,537,000 Trucks recalls | 13 days ago
April 15: 2026 Ford Explorer and Mustang Engines May Be Replaced recalls | 15 days ago
April 8: Ford Windshield Wiper Recall Affects 474,000 Vehicles recalls | 22 days ago
April 7: Ford Bronco Sports and Mavericks Recalled For Airbag Failures recalls | 23 days ago
Ford TSB #AS-21820
2011 Ford F-250
TSB Document: - Sorry, the NHTSA has not posted this TSB document yet.
You can still get the detailed info from Ford for this TSB. Call your local Ford dealer's service department & ask for a copy of TSB# AS-21820.
Affected Component: FUEL SYSTEM, DIESEL:STORAGE:TANK ASSEMBLY
- 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
Click a tab for more information.




