WenmarOpen by Wenmar Pro

Service bulletins for the 2012 Ford F-550

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.

150 on file from NHTSA, as of 2026-10-19.

By type

By component

By trouble code

By topic

Only bulletins with component: Engine are shown. Show all

Bulletins, newest first
17B302018-05-21. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:DIESEL. Certain 2012-2016 Model Year F-450 ? F-750 and F-59 Commercial Stripped Chassis Vehicles Equipped with a 6.8L Engine - Camshaft Roller Follower Replacement
SSM 468922017-12-14. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM. Some 2011 2014 SuperDuty vehicles equipped with 6.7L Diesel engine may experience an exhaust leak due to broken exhaust manifold studs. New parts have been released to service this condition. Replace the exhaust manifold on the side with a broken stud. On cylinders 1,2,3,5,6 and 7 use stud part number W715713-S431. If replacing the studs on cylinders 4 and/or 8 use stud part number W717172-S900 and replace both studs and install new spacers and heat shields on the affected side(s). Refer to Workshop Manual Section 303-01. Part numbers: Heat shield left side, FC3Z-9Y427-A and DC3Z-9A462-B for the right side. Spacer part numbers: FC3Z- 00810-A. Exhaust manifold part numbers: DC3Z-9430-A (RH) and DC3Z-9431-A (LH). Exhaust Manifold Gaskets: FC3Z-9448-A. Exhaust Manifold Nut: W701706-S430
DOR-G6X2Z-012017-08-04. Service bulletin. ENGINE AND ENGINE COOLING. This SKU is a filter cap kit. Based on feedback from our Customers, additional o-rings would need to be purchased separately by them to replace worn or aged seals. This Customer communication requested return of unsold inventory to add the three o-rings to the kits to improve Cusotmer satisfaction.
SSM 464072017-03-20. Service bulletin. ENGINE. SOME 2011-2017 F-SUPER DUTY 6.7L DIESEL EQUIPPED VEHICLES MAY EXHIBIT A TICKING NOISE AT IDLE AFTER AN ENGINE OIL CHANGE. IT IS OFTEN REFERRED TO AS TYPEWRITER NOISE BECAUSE OF ITS SIMILARITY TO THE SOUND OF A MECHANICAL TYPEWRITER. WHEN ENGINE TEMPERATURES REACH 150 ŒF (65 ŒC) OR HIGHER, (FROM ENGINE IDLE UP TO APPROXIMATELY 1700 RPM'S), THIS NOISE CAN TYPICALLY BE HEARD AT THE FRONT WHEEL WELL AND IS OFTEN ISOLATED TO THE TRANSMISSION BELL HOUSING OR OIL PAN AREA. TYPEWRITER NOISE IS NOT DETRIMENTAL TO ENGINE FUNCTION OR DURABILITY AND HAS NO SHORT OR LONG TERM EFFECTS ON THE ENGINE. DO NOT ATTEMPT REPAIRS TO ELIMINATE THIS NOISE. THIS NOISE IS CHARACTERISTIC OF THE 6.7L DIESEL ENGINE AND WILL TYPICALLY CEASE OR DIMINISH SIGNIFICANTLY WITHIN THE OIL CHANGE MAINTENANCE INTERVAL.
SSM 462952017-03-15. Service bulletin. ENGINE. TO HELP DIFFERENTIATE ENGINE OIL LEAKS FROM OTHER POSSIBLE SOURCES, A NEW WHITE-COLORED FLUORESCENT ENGINE OIL DYE IS AVAILABLE. WORKSHOP MANUAL (WSM), SECTION 303-00 HAS BEEN REVISED TO REFERENCE THE NEW WHITE-COLORED DYE. THE NEW WHITE FLUORESCENT DYE PROVIDES A DISTINCT WHITE GLOW TO IDENTIFY ENGINE OIL LEAKS. THE NEW WHITE FLUORESCENT DYE REQUIRES A PURE UV DIAGNOSTIC INSPECTION LAMP. THE WHITE-COLORED FLUORESCENT DYE AND PURE UV LAMP ARE NOW IN THE ROTUNDA CATALOG. DYE AND LAMP PART NUMBERS. GASOLINE ONLY DYE: 1 OUNCE BOTTLE 164-TP-33200601. DIESEL ONLY DYE: 8 OUNCE BOTTLE: 164-TP-3320-0008. PURE UV DIAGNOSTIC INSPECTION LAMP 164-TP8695 OR 164-R3748.
TSB16-00982017-02-10. Service bulletin. POWER TRAIN; ENGINE. SOME 2011-2016 F-SUPER DUTY VEHICLES EQUIPPED WITH A 6.7L DIESEL ENGINE THAT ARE PRIMARILY IN A STATIONARY OR OFF-HIGHWAY LOW SPEED USE MAY EXHIBIT FREQUENT EXHAUST REGENERATION ATTEMPTS, DRIVE TO CLEAN MAINTENANCE MESSAGES, THE WRENCH LIGHT ON AND/OR DIAGNOSTIC TROUBLE CODE (DTC) P2459 FOR FREQUENT REGENERATION. IF REGENERATION ATTEMPTS ARE UNSUCCESSFUL, DTC P2463 MAY SET AS A RESULT OF SOOT ACCUMULATION IN THE DIESEL PARTICULATE FILTER (DPF). VEHICLES OPERATED IN THIS MANNER MAY NOT EASILY ALLOW FOR NORMAL EXHAUST REGENERATION AND MAY BENEFIT FROM OCR CAPABILITY SO THE UNIT CAN PERFORM COMPLETE REGENERATION CYCLES IN A STATIONARY SETTING. FOLLOW THE SERVICE PROCEDURE STEPS TO CORRECT THE CONDITION.
TSB 16-01362017-02-04. Service bulletin. ENGINE. SOME 2011-2016 F-SUPER DUTY PICKUP VEHICLES BUILT ON OR BEFORE 23-FEB-2016 AND EQUIPPED WITH A 6.7L DIESEL ENGINE MAY EXHIBIT A RUNS ROUGH/MISFIRE CONDITION ONLY DURING THE EXHAUST REGENERATION PROCESS. THIS CONDITION TYPICALLY OCCURS ON LIGHT THROTTLE TIP IN BETWEEN 64-113 KM/H (40-70 MPH) AND WILL NOT SET DIAGNOSTIC TROUBLE CODES (DTCS). THE CONCERN MAY BE INTERMITTENT AND A KNOCKING NOISE MAY BE PRESENT DURING THE CONCERN. FOLLOW THE SERVICE PROCEDURE STEPS TO CORRECT THE CONDITION.
ASI-451882016-06-22. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM; ENGINE AND ENGINE COOLING:ENGINE:DIESEL. SUMMARY TO BE PROVIDED ON A FUTURE DATE.
ASI-452222015-10-21. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:DIESEL; FUEL SYSTEM, DIESEL. FORD: WHEN SOME DIESEL TRUCKS ARE IDLING, WOULD EXPERIENCE A TYPE OF FUEL KNOCKING NOISE WITH ONE OR MORE CYLINDER CONTRIBUTION BALANCE. MODEL 2011-16 F-SUPER DUTY. *PE
TSB-15-00882015-09-25. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:DIESEL. FORD: WHEN IDLING FOR LONG PERIODS OF TIME OR DRIVING SHORT DISTANCES, DURING EXHAUST REGENERATION PROCESS, SOME VEHICLES WILL EXPERIENCE A ROUGH RUN CONDITION AND DRIVE CYCLE INSUFFICIENT. MODEL 2011-15 F SUPER DUTY. *PE
TSB-14-01712015-08-01. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:DIESEL. FORD: SOME TRUCKS EXPERIENCING AN EXHAUST REGENERATION ATTEMPTS, DRIVE TO CLEAN MESSAGES, WRENCH LIGHT ON, WHEN PRIMARILY IN STATIONARY OR OFF HIGHWAY LOW SPEED USE. MODEL 2011-15 F-SUPER DUTY. *PE
15M012015-07-29. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM. THIS TSB CONTAINS AN OWNER LETTER NOTIFICATION. SEE DOCUMENT SEARCH BUTTON BELOW. ON CERTAIN MODEL TRUCKS, WITH 6.7L DIESEL ENGINE EXHAUST GAS SENSORS, HAS EXTENDED COVERAGE APPLIED DUE TO ILLUMINATION OF SERVICE ENGINE SOON INDICATOR MALFUNCTIONING WITH EGT SENSORS. MODEL 2011-12 F-SUPER DUTY. *LJ UPDATED 9/10/15. *PE
448482015-06-30. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:DIESEL. FORD: CERTAIN 2011-2015 FORD F-SUPER DUTY WITH 6.7 DIESEL ENGINES MAY EXPERIENCE A VIBRATION BUZZ NOISE FROM THE DIESEL FUEL CONDITIONING MODULE (DFCM) AND/OR MAY 10/1/1 PRESSURE FUEL LINES W/O DIAGNOSTIC TROUBLE CODE POOSA. *TA
ASI-447052015-05-22. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:DIESEL. FORD: SOME TRUCKS EXPERIENCING VARIOUS DIAGNOSTIC TROUBLE CODES (DTCS) STORED IN POWERTRAIN CONTROL MODULE (PCM) MEMORY AND DTCS CAN NOT BE DIAGNOSE UNTIL PCM MEMORY IS CLEARED OF DTCS. MODEL 2011-2015 F SUPER DUTY. *PE
ASI-446812015-02-25. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:DIESEL. FORD: FUSE 33 NEED INSPECTING IN BATTERY JUNCTION BOX (BJB) FOR OPEN CONDITION IF TRUCKS EXHIBITING MALFUNCTION INDICATOR LAMP ILLUMINATION AND VARIOUS DTC WITH CRANK NO START OR ROUGH IDLE CONDITION. MODEL 2011-15 F SUPER DUTY. *PE
TSB-14-01742015-02-07. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:DIESEL; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM). FORD: WITH MULTIPLE DIAGNOSTIC TROUBLE CODES (DTC) STORED IN POWERTRAIN CONTROL MODULE, THE MALFUNCTION INDICATOR LAMP (MIL) WILL ILLUMINATE. MODEL 2011-12 F-SUPER DUTY. *PE
TSB-14-00842014-11-04. Service bulletin. ELECTRICAL SYSTEM; ENGINE. FORD/LINCOLN: SOME TRUCKS ARE EXPERIENCING DIAGNOSTIC TROUBLE CODES (DTC) P2270 OR P2272, MALFUNCTION INDICATOR LAMP (MIL) COMES ON. MODEL 2010-2011 RANGER, 2010-2012 E SERIES, EXPEDITION, F-150, F-SUPER DUTY, NAVIGATOR. *PE
ASI-445282014-10-02. Service bulletin. ENGINE. FORD: AFTER COLD START IN AMBIENT TEMPERATURES, THE ENGINE MAY EXPERIENCE A GROWLING, HISSING, METALLIC KIND OF NOISE. MODEL 2011-2015 F-SUPER DUTY. *PE
ASI-445432014-09-18. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:DIESEL. FORD: DUE TO POSSIBLE CONTAMINATION OF METAL, DIESEL EXHAUST FLUID (DEF), GASOLINE, A HIGH PRESSURE FUEL SYSTEM KIT IS NOW AVAILABLE, WHEN REPLACEMENT IS REQUIRED FOR DIESEL ENGINE. MODEL 2011-2014 F-SUPER DUTY. *PE
TSB-14-00932014-08-04. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:DIESEL; ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL. FORD: THE EXHAUST REGENERATION MAY HAVE FREQUENT WARNING MESSAGES AND/OR WRENCH LIGHT ICON, IN INSTRUMENT PANEL, DUE TO DIESEL CHASSIS CAB BEING USED AS STATIONARY OR OFF-HIGHWAY. MODEL 2011-2012 F-SUPER DUTY. *PE
ASI-444102014-06-25. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:DIESEL. FORD: DIESEL EXHAUST FLUID (DEF) SYSTEM FAILURES ARE DUE TO PETROLEUM CONTAMINATION AND CAUSES THE MALFUNCTION INDICATOR LAMP (MIL) TO COME ON, AND WOULD REQUIRE REPLACEMENT OF PUMP, HEATER ASSEMBLY, AND TANK INJECTOR NOT COVERED BY WARRANTY. MODEL 2011-2014 F-SUPER DUTY. *PE
ASI-444022014-06-18. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:DIESEL; FUEL SYSTEM, OTHER:FUEL INJECTION SYSTEM. FORD: UREA CRYSTALS ARE FORMING IN DIESEL EXHAUST FLUID (DEF) INJECTOR NOZZLE DUE TO SELECTIVE CRYSTAL REDUCTION (SCR) DOSING OF RK7 MEASUREMENT TEST AND MAY NEED TO REINSTALL IF ZERO OR BELOW SPECIFIED 45-55ML. MODEL 2011-2014 F-SUPER DUTY.
AIS-444112014-06-16. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM); ENGINE AND ENGINE COOLING:ENGINE:DIESEL. FORD: STARTING TRUCK IN COLD AMBIENT TEMPERATURES THAT IS BELOW 20F/-7C, CAUSES DIAGNOSTIC TROUBLE CODE (DTC) TO BE STORED IN POWERTRAIN CONTROL MODULE (PCM) AND MALFUNCTION INDICATOR LAMP (MIL) IS ON. MODEL 2011-2014 F SUPER DUTY. *PE
ASI-444502014-05-14. Service bulletin. FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM:FUEL RAIL; ENGINE AND ENGINE COOLING:ENGINE:DIESEL. FORD: DUE TO CONTAMINATION OF FUEL, IN SOME TRUCKS, THERE IS EXHAUST SMOKE, LOW POWER, EXTENDED CRANK HARD START, NO START CRANK, RUNS ROUGH, SLOW TO BUILD OR LOW FUEL RAIL PRESSURE (FRP), ENGINE KNOCKING. MODEL 2011-2014 F-SUPER DUTY. *PE
ASI-443852014-04-04. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:DIESEL. FORD: MALFUNCTION INDICATOR LAMP (MIL) WILL ILLUMINATE, IN DIESEL ENGINES, WITH DIAGNOSTIC TROUBLE CODE (DTC) P054F, WHICH OCCURS IF TRUCK OPERATING IN COLD AMBIENT TEMPERATURES BELOW 20F/-7C DEGREES. MODEL 2011-2014 F SUPER DUTY. *PE

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.