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Service bulletins for the 2003 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.

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

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Only bulletins with component: Engine are shown. Show all

Bulletins, newest first
173202004-07-23. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:MANIFOLD/HEADER/MUFFLER/TAIL PIPE. BROKEN EXHAUST MANIFOLD STUDS. *TT
175682004-07-23. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:GAS RECIRCULATION VALVE (EGR VALVE). NORMAL EGR (EXHAUST GAS RECIRCULATION) OPERATION - SERVICE TIP. *TT
175662004-07-23. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE:TURBO/SUPERCHARGER. TURBO MOAN/DRONE NOISE AND TACTILE VIBRATION BETWEEN 1500-2000 RPM. *TT
175542004-07-22. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. OIL/DUST FILM AT CAC CONNECTIONS. *MJ
176672004-06-22. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. OIL LEAK FROM FRONT OR REAR OF ENGINE. *TT
175302004-06-14. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. MOAN/DRONE NOISE AND TACTILE VIBRATION BETWEEN 1500-2000 RPM. *TT
0321502004-01-12. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. HIGH PRESSURE OIL PUMP LEAK ON VEHICLES EQUIPPED WITH 7.3L DIESEL ENGINE. *TT
039112003-09-18. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. ROUGH IDLE AND/OR HESITATION WHEN ACCLERATING ON CERTAIN SUPER DUTY VEHICLES EQUIPPED WITH A 5.4L OR 6.8L ENGINE. *TT
03B062003-08-15. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. COLD OPERATION CALIBRATION PRODUCT ENHANCEMENT FOR REDUCED COLD WEATHER ENGINE PERFORMANCE AND ROUGH IDLE DUE TO POWERTRAIN CALIBRATION CONCERNS. CUSTOMER SATISFACTION PROGRAM. *TT
03102003-08-15. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. RAMP-RATE FROM BASE ENGINE IDLE (625 RPM) TO 1200 RPM TARGET IS HIGHER THAN PRIOR 7.3L DIESEL ENGINE. THIS MAY BE TOO RAPID FOR SMOOTH ENGAGEMENT OF TRANSMISSION-MOUNTED PTO SERVING HIGH-INERTIA PTO SYSTEM START-UPS, TYPICAL OF DIRECT-DRIVE AIR COMPRESSOR INSTALLATIONS. *TT

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