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Service bulletins for the 2008 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.

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

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Bulletins, newest first
SSM 546012026-02-27. Service bulletin. ELECTRICAL SYSTEM; STRUCTURE:BODY; UNKNOWN OR OTHER. Ford and Lincoln vehicles equipped with wired keyless entry keypad systems and accessory wireless keyless entry keypad systems may or may not come with a wallet card containing the master code. Unlike the integrated wired keypad, the accessory wireless keypad master code cannot be retrieved from the vehicle using a diagnostic scan tool or from the label printed on the body control module (BCM). The Factory Keyless Entry Code application within the diagnostic scan tool will not provide an applicable master code for the accessory wireless keypad. If the wallet card for an accessory keypad is not available, the "Wireless RF Keypad Diagnosis Guide" can be referenced and provides direction on how to retrieve the master code. This guide is located under the Workshop Manual tab > Accessories > Installation > Wireless RF Keypad Diagnosis Guide > PPT C > Step C2.<br /><br /> Note: The only available keypad for some vehicles from the assembly plant is the accessory wireless keyless entry keypad. The integrated wired keypad cannot be installed on vehicles not equipped from the factory with a wired keyless entry k
SSM 524762024-05-03. Service bulletin. EQUIPMENT. All accessory stick-on keyless entry keypads come with a wallet card containing the master code. If the accessory keypad was factory installed, this card will be placed in the glove box and should be handed to the vehicles owner during initial delivery. Unlike the integrated (wired) factory keypad, the accessory keypad master code cannot be retrieved from the vehicle using a diagnostic scan tool. If the wallet card for an accessory keypad is lost, follow these steps to recover the code. Dealer Key Code access is granted through the Dealer Program Enrollment System (DPES); dealership management can authorize users. The authorized user must go to FMCDealer.com > Parts and Service > Parts Product Line Information > Keys/Entry Devices > Aftermarket Keyless Entry Keypad Code Access. Follow the instructions on the screen to obtain the master code for the accessory keypad.
SSM 519092023-10-04. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. When performing any transmission fluid changes or topoffs involving MERCON SP, MERCON LV has replaced all versions of MERCON SP and can be used going forward. Mixing MERCON LV and MERCON SP in the same transmission is acceptable. After 30-Jun-2023, MERCON SP ATF will no longer be manufactured and will only be available until inventory depletes.
TSB1501642021-12-20. Service bulletin. VISIBILITY. Exterior Mirror - Tubular stainless steel west cpast style mirror - Loose mounting bracket
SSM 494952021-02-04. Service bulletin. EQUIPMENT. Some 2005-2021 F-Super Duty 4x4 vehicles operated in extreme dust, mud or tar sand conditions may exhibit accelerated 4x4 vacuum hub seal and or wheel bearing wear as a result of harsh operating conditions. A knuckle seal shield kit is now available for customer purchase. The kit is designed for severe duty and is non warrantable. The knuckle seal shield kit GC3Z-54024A38-A includes an installation instruction sheet
SSM 484942020-02-04. Service bulletin. SUSPENSION. Some 2005-2020 F-Super Duty 4x4 vehicles operated in extreme dust, mud or tar sand conditions may exhibit accelerated 4x4 vacuum hub seal and or wheel bearing wear as a result of harsh operating conditions. A knuckle seal shield kit is now available for customer purchase. The kit is designed for severe duty and is non warrantable. The knuckle seal shield kit GC3Z-54024A38-A includes an installation instruction sheet
SSM 481572019-10-04. Service bulletin. ELECTRICAL SYSTEM. Some 2002-2008 F-Super Duty, F-150 and Mark LT vehicles may exhibit concern during or after programing the VSM. The programming may fail or vehicle symptoms such as inoperative door locks, dome lamps, door ajar indicators or auto lamps may occur after successful programing. To ensure the VSM is configured correctly, use the Integrated Diagnostic System (IDS) scan tool and select the blue ball and socket icon in the upper left corner. Select the utility knife in the bottom left corner. Select Update/Special Function and enter 53061 in the blue box then press the tick mark. The screen will go back to the system utilities page. Navigate to the toolbox tab and run the Programmable Module Installation (PMI) on the VSM. The procedure will prompt you to manually enter the as-built into the VSM. Obtain the as-built data from PTS > OASIS > As-Built.
SSM 479792019-06-06. Service bulletin. SUSPENSION:FRONT:WHEEL BEARING; SUSPENSION. Some 2005-2019 F-Super Duty 4x4 vehicles operated in extreme dust, mud or tar sand conditions may exhibit accelerated 4x4 vacuum hub seal and or wheel bearing wear as a result of harsh operating conditions. A knuckle seal shield kit is now available for customer purchase. The kit is designed for severe duty and is non warrantable. The knuckle seal shield kit GC3Z-54024A38-A includes an installation instruction sheet
SSM 470092018-05-29. Service bulletin. EQUIPMENT:ELECTRICAL. The Accessory (Wireless) Keyless Entry Keypad can only be used with vehicles that are factory built with Remote Keyless Entry (RKE). The master code for the Accessory (Wireless) Keyless Entry Keypad can be retrieved from FMCDealer - Parts and Service - Parts Product Line Information - Keys/Entry Devices - Aftermarket Keyless Entry Keypad Code Access. Access to this site is granted through Dealer Program Enrollment System (DPES) and Dealer Principal, General Manager or Parts and Service Director can authorize users. Once authorized the retrieval process for master code can be obtained. The master code for the Accessory Keyless Entry Keypad cannot be retrieved from the body control module(BCM) with a diagnostic tool.
SSM 463452017-03-15. Service bulletin. EQUIPMENT. SOME 2005-2017 F-SUPER DUTY 4X4 VEHICLES OPERATED IN EXTREME DUST, MUD OR TAR SAND CONDITIONS MAY EXHIBIT ACCELERATED 4X4 VACUUM HUB SEAL AND OR WHEEL BEARING WEAR AS A RESULT OF HARSH OPERATING CONDITIONS. A KNUCKLE SEAL SHIELD KIT IS NOW AVAILABLE FOR CUSTOMER PURCHASE. THE KIT IS DESIGNED FOR SEVERE DUTY AND IS NON WARRANTABLE. THE KNUCKLE SEAL SHIELD KIT GC3Z-54024A38-A INCLUDES AN INSTRUCTION SHEET.
ASI-452192016-03-18. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:DIESEL. FORD: DIESEL ENGINE RUNS ROUGH, ENGINE KNOCKING, HARD START, CRANK BUT NO START DUE TO HEIGHT OF IMPROPER PEDESTAL THAT CAUSES EXHAUST OR INTAKE VALVES BE HUNG OPEN. MODEL 2008-10 F SUPER DUTY. *PE
ASI-492192015-10-21. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY; EQUIPMENT. FORD: AFTER ROCKER PEDESTAL REPLACEMENT, SOME DIESEL TRUCKS ARE EXPERIENCING KNOCKING ENGINE, ROUGH RUNS, HARD START, CRANK NO START BECAUSE OF IMPROPER PEDESTAL HEIGHT CAUSING TO HANG OPEN THE INTAKE OR EXHAUST VALVES. MODEL 2008-10 F SUPER DUTY. *PE
ASI-447162015-07-08. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:DIESEL. FORD: DUE TO RESTRICTIONS FROM COOLING SYSTEM CONTAMINATION, DIESEL ENGINE OIL COOLERS PRIMARILY ARE BEING REPLACED BECAUSE OF OTHER COMPONENTS IN COOLING SYSTEM. MODEL 2008-10 F-SUPER DUTY. *PE
ASI-446642015-02-13. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:MANIFOLD/HEADER/MUFFLER/TAIL PIPE. FORD: THERE ARE EXHAUST LEAKS, CAUSED BY WARPED EXHAUST MANIFOLD, EXPERIENCE BY DIESEL ENGINE. MODEL 2008-10 F SUPER DUTY. *PE
ASI-445342014-10-01. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. FORD: WHEN SHIFTING BETWEEN PARK, REVERSE AND/OR DURING 2-3 SHIFT, AN INTERMITTENT CLUNK OCCURS WITH A TORQSHIFT TRANSMISSION. MODEL 2003-2014 F-SUPER DUTY, E SERIES, EXCURSION, F-53 MOTORHOME CHASSIS, LOW CAB FORWARD. *PE
TSB-13-6-72013-10-25. Service bulletin. EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY. FORD: WHEN TURNING, THERE IS A POPPING OR CLUNKING NOISE THAT IS HEARD OR FELT, UNDER FLOOR PAN, IN SOME VEHICLES AND MORE NOTICEABLE WHEN WEATHER IS COLD. MODEL 2008-2012 F-SUPER DUTY. *PE
TSB-12-6-82012-08-16. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:DIESEL. FORD: SOME TRUCKS, EQUIPPED WITH 6.4L DIESEL ENGINE WILL LACK POWER WITH DIAGNOSTIC TROUBLE CODES (DTCS) P246C AND P2463 WITH A MALFUNCTION INDICATOR LAMP. *PE
ASI-222772012-05-23. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:DIESEL. FORD: SOME TRUCKS MAY EXHIBIT A SITUATION WITH DIESEL ENGINE SUCH AS ENGINE KNOCKING, LOW POWER, EXHAUST SMOKE, LONG OR NO CRANK START AND RUNS ROUGH. *PE
CSP-11B232011-09-21. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:DIESEL; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM). FORD SERVICE CAMPAIGN: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. THERE ARE MULTIPLE PROBLEMS WITH THE VEHICLE. POSSIBLIY INCLUDING: MALFUNCTION LIGHT ON, RUNS ROUGH, REDUCED POWER, EXCESSIVE SMOKE FROM THE EXHAUST, FUEL SMELL FROM THE CRANKCASE, COOLANT LOSS, AND ENGINE NOISE. *RM
TSB-10-23-62011-07-11. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:DIESEL. FORD: THE MALFUNCTION LIGHT MAY BE ON WITH A LACK OF POWER. HTERE MAY BE MULITPLE TROUBLE CODES STORED. 2008 F-250/350/450/550. *RM
AS-217692011-07-07. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; ENGINE AND ENGINE COOLING:ENGINE; SERVICE BRAKES, AIR:ANTILOCK; POWER TRAIN. FORD: IF THERE IS AN INTERMITTENT LACK OF POWER, SURGE, OR HESITATION WHILE DRIVING THE BRAKES WILL OVERRIDE ACCELERATION. *RM
TSB-11-4-152011-06-28. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:DIESEL. FORD: SOME FORD SUPER DUTY TRUCKS MAY EXHIBIT A LACK OF POWER WITH A DIAGNOSTIC TROUBLE CODE AT FULL OPERATING TEMPERATURE DURING ACCELERATION. *RM
TSB-11-4-222011-06-28. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:DIESEL. FORD: SOME FORD SUPER DUTY TRUCKS MAY EXHIBIT A LACK OF POWER WITH A DIAGNOSTIC TROUBLE CODE DURING ACCELERATION. *RM
SB-214342010-12-14. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:DIESEL. FORD: SUPPLY/RETURN LINES INSTALLATION AT HIGH PRESSURE PUMP-REVISED WASHER FOR TRUCKS EQUIPPED WITH 6.4L ENGINES. WHEN INSTALLING SUPPLY OR RETURN LINES AT HIGH PRESSURE PUMP ON DIESEL ENGINES, DO NOT USE THE BONDED STYLE WASHER (W302870), USE ONLY THE HYBRID STYLE WASHER (W303659). *PE
SB-214102010-12-13. Service bulletin. FUEL SYSTEM, DIESEL; ENGINE AND ENGINE COOLING:ENGINE:DIESEL. FORD: SOME TRUCKS WITH 6.4L ENGINE WILL RUN ROUGH, SMOKES, OR NO START DUE TO GASOLINE OR ALCOHOL IN THE FUEL. GASOLINE/ALCOHOL LACK THE LUBRICITY OF DIESEL FUEL AND WILL CAUSE FUEL SYSTEM FAILURE. *PE

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