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Service bulletins for the 2016 Ford F-650

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.

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

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Bulletins, newest first
SSM 464512017-05-17. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. 2009-2017 VEHICLES EQUIPPED WITH A 6R80, 6R100, 6R140 AUTOMATIC TRANSMISSION HAVE AN UPDATED MAIN CONTROL VALVE BODY OVERHAUL PROCEDURE. REFER TO WORKSHOP MANUAL (WSM), SECTION 307-01 FOR MAIN CONTROL VALVE BODY (7A100) OVERHAUL PROCEDURES. NOT ALL VALVE BODIES REQUIRE REPLACEMENT. INSPECT THE VALVE BODY BORES, SPRINGS AND VALVES AS DIRECTED DURING DIAGNOSIS AND REPAIR. REFER TO GENERAL SERVICE BULLETIN (GSB) G0000093 AUTOMATIC TRANSMISSION MAIN CONTROL INSPECTION FOR A VIDEO CLIP TO AID IN THE DIAGNOSIS OF THESE REPAIRS.
TSB 16-01542017-03-20. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM). SOME 2011-2016 F-SUPER DUTY VEHICLES EQUIPPED WITH A 6.7L DIESEL ENGINE, MAY EXHIBIT AN ILLUMINATED MIL WITH DTCS P208E AND/OR P218F STORED IN THE POWERTRAIN CONTROL MODULE (PCM) MEMORY DUE TO UREA CRYSTALS FORMING ON THE REDUCTANT INJECTOR NOZZLE. FOLLOW THE SERVICE PROCEDURE STEPS TO CORRECT THE CONDITION.
SSM 464162017-03-20. Service bulletin. ENGINE; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM). SOME 2017 F-SUPER DUTY AND 2016-2017 F-650/F-750 VEHICLES EQUIPPED WITH A 6.7L ENGINE MAY EXHIBIT A DTC P0000. THIS DTC IS DUE TO A PROCESSING ERROR IN THE POWERTRAIN CONTROL MODULE (PCM) AS A RESULT OF ON DEMAND SELF TESTING WITH AN INTEGRATED DIAGNOSTIC SYSTEM (IDS). P0000 IS AN INVALID DTC THAT WILL NOT ILLUMINATE THE MIL AND SHOULD BE DISREGARDED.
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.
TSB 17-00212017-03-17. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM). SOME 2015-2016 F-SUPER DUTY PICKUP VEHICLES EQUIPPED WITH A 6.7L ENGINE MAY EXHIBIT AN ILLUMINATED MALFUNCTION INDICATOR LAMP (MIL) WITH DTCS P2002, P2201, P2459, P2463 AND/OR P246C. REPROGRAM THE POWERTRAIN CONTROL MODULE (PCM) TO THE LATEST CALIBRATION USING IDS RELEASE 104.02 OR HIGHER. MAKE SURE YOU ARE CONNECTED TO THE INTERNET WHEN ENTERING MODULE PROGRAMMING TO OBTAIN THE LATEST UPDATES. CALIBRATION FILES MAY ALSO BE OBTAINED AT WWW.MOTORCRAFTSERVICE.COM.
TSB 17-00202017-03-17. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM). SOME 2017 F-SUPER DUTY, 2016-2017 F650/750 VEHICLES BUILT ON OR BEFORE 20-DEC-2016 AND EQUIPPED WITH A 6.7L ENGINE MAY EXHIBIT AN ILLUMINATED MIL WITH DIAGNOSTIC TROUBLE CODE (DTC) P20E8 IN THE POWERTRAIN CONTROL MODULE (PCM) MEMORY. THIS MAY BE DUE TO AIR TRAPPED IN THE REDUCTANT LINES CAUSING THE REDUCTANT PUMP AND HEATER ASSEMBLY TO NOT BUILD SUFFICIENT SYSTEM PRESSURE OR LOOSE REDUCTANT LINE CONNECTIONS. FOLLOW THE SERVICE PROCEDURE STEPS TO CORRECT THE CONDITION.
TSB 17-00132017-03-17. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY. SOME 2016-2017 F-650/750 VEHICLES EQUIPPED WITH A 6.7L ENGINE, DUAL FUEL TANKS, HYDRAULIC BRAKES AND BUILT ON OR BEFORE 30-NOV-2016 MAY EXHIBIT DISCHARGED BATTERIES, WITH OR WITHOUT A SLOW/NO CRANK CONDITION, WHEN THE DUAL FUEL TANK SELECTOR SWITCH IS SET TO THE RIGHT HAND SIDE FUEL TANK. THE VEHICLE MAY ALSO EXHIBIT A BUZZING NOISE FROM THE TRANSMISSION WHEN THE KEY IS OFF AND THE DUAL FUEL TANK SELECTOR SWITCH IS SET TO THE RIGHT HAND SIDE FUEL TANK. THIS MAY BE DUE TO THE DUAL TANK SELECTOR SWITCH ALLOWING AN INSTRUMENT PANEL CLUSTER (IPC) SENSE VOLTAGE TO BACK FEED INTO THE KEY POWER FUSE PANEL CIRCUITS CAUSING THE TRANSMISSION CONTROL MODULE (TCM) TO REMAIN IN THE KEY ON MODE WHEN THE KEY IS OFF. FOLLOW THE SERVICE PROCEDURE STEPS TO CORRECT THE CONDITION.
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.
SSM 463362017-03-15. Service bulletin. EQUIPMENT. SOME 2016-2017 F-650/750 VEHICLES REQUIRING A BCM REPLACEMENT HAVE RESULTED IN AN INTEGRATED DIAGNOSTIC SYSTEM (IDS) MESSAGE STATING THE BCM PART NUMBER IS NOT RECOGNIZED DURING THE PROGRAMMABLE MODULE INSTALLATION (PMI) PROCEDURE. WHEN REPLACING A BCM, USE IDS RELEASE 103.05 OR HIGHER.
SSM 463322017-03-15. Service bulletin. EQUIPMENT. REPLACING THE ORIGINAL EQUIPMENT SYNC/NAVIGATION SYSTEM WITH EITHER AN AFTERMARKET SYNC/NAVIGATION KIT OR MODIFYING ORIGINAL SYNC/NAVIGATION PARTS TO PROVIDE ADDITIONAL FEATURES IS NOT RECOMMENDED NOR SUPPORTED ON ANY FORD, MERCURY OR LINCOLN VEHICLE. ONLY APPROVED GENUINE FORD ACCESSORIES OR ORIGINALLY INSTALLED SYSTEMS ARE SUPPORTED AND CERTIFIED TO FUNCTION CORRECTLY WITH OTHER VEHICLE SYSTEMS. IF YOU SUSPECT A SYSTEM HAS BEEN MODIFIED, THE FOLLOWING RESOURCES CAN BE USED TO VERIFY ORIGINAL EQUIPMENT: MONRONEY LABEL (WINDOW STICKER), PROFESSIONAL TECHNICIAN SOCIETY (PTS) OASIS TAB SELECT SYNC OR HVBOM. FOR GENUINE FORD ACCESSORIES USE: PTS WORKSHOP TAB SELECT DEALER INSTALLED ACCESSORY OR ACCESSORY INSTALLATION.
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.
SSM 462552017-03-10. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. SOME 2016-2017 F-650/750 VEHICLES EQUIPPED WITH A 6.7L ENGINE AND AN AIR BRAKE SYSTEM MAY EXHIBIT INOPERATIVE CRUISE CONTROL AND/OR IMMEDIATE TRANSMISSION DOWNSHIFTING WHEN RELEASING THE ACCELERATOR PEDAL. THIS MAY BE CAUSED BY AN IN RANGE FAILURE OF THE BRAKE PEDAL PRESSURE TRANSDUCER (7920) THAT DOES NOT SET A DIAGNOSTIC TROUBLE CODE (DTC). THE INTEGRATED DIAGNOSTIC SYSTEM (IDS) CAN BE USED TO VIEW THE WHEEL TRQ RAW PID IN THE GENERIC FUNCTION MODULE (GFM). IT DISPLAYS THE VOLTAGE VALUE OF THE BRAKE PEDAL PRESSURE TRANSDUCER. THE VOLTAGE SHOULD BE BETWEEN 0.35 VOLTS AND 0.65 VOLTS WITH THE BRAKES RELEASED AND WILL INCREASE WITH BRAKE PEDAL PRESSURE. A FAULTY TRANSDUCER WILL NOT CHANGE WITH BRAKE PEDAL PRESSURE. REFER TO WORKSHOP MANUAL (WSM), SECTION 206-08 FOR THE LOCATION OF THE BRAKE PEDAL PRESSURE TRANSDUCER.
SSM 462362017-03-10. Service bulletin. ELECTRICAL SYSTEM. SOME 2015-2016 F-SUPER DUTY VEHICLES BUILT ON OR AFTER 08/22/2014 AND UP-FITTED WITH HIGH ELECTRICAL LOAD ACCESSORIES SUCH AS A SNOW PLOW OR WINCH MAY EXHIBIT ERRATIC PANEL ILLUMINATION OF THE RADIO, CLIMATE CONTROL AND INSTRUMENT PANEL CLUSTER (IPC) WHEN THE CUSTOMER OPERATES THE UP-FITTED ACCESSORY. THE BODY CONTROL MODULE (BCM) RESPONSE TO EXCESSIVE VOLTAGE SPIKES MAY BE THE CAUSE. REPROGRAM THE BCM TO THE LATEST CALIBRATION USING IDS RELEASE 103.02 OR HIGHER. MAKE SURE YOU ARE CONNECTED TO THE INTERNET WHEN ENTERING MODULE PROGRAMMING TO OBTAIN THE LATEST UPDATES. CALIBRATION FILES MAY ALSO BE OBTAINED AT WWW.MOTORCRAFTSERVICE.COM. USE CAUSAL PART 15604 AND APPLICABLE LABOR OPERATIONS IN SECTION 10 OF THE SERVICE LABOR TIME STANDARDS (SLTS) MANUAL.
SSM 460272017-02-23. Service bulletin. ENGINE. FOR 2015-2016 F-SERIES SUPER DUTY PICKUP (EXCLUDES CHASSIS CAB) AND 2016 F650/750 VEHICLES EQUIPPED WITH A 6.7L DIESEL ENGINE AND BUILT ON OR AFTER 2/1/2016, THE TURBOCHARGER DESIGN HAS CHANGED AND THE OIL SUPPLY TUBE IS NO LONGER PRESENT OR REQUIRED. THE REVISED TURBOCHARGER NOW USES AN INTERNAL PASSAGE TO SUPPLY ENGINE OIL TO THE ASSEMBLY. IF REPLACING A TURBOCHARGER CURRENTLY EQUIPPED WITH AN OIL SUPPLY TUBE, THE REPLACEMENT PART MAY BE THE REVISED TURBOCHARGER WITH AN INTERNAL LUBRICATION PASSAGE. IF THE REPLACEMENT TURBOCHARGER IS NOT EQUIPPED WITH AN EXTERNAL OIL SUPPLY TUBE PORT, IT IS NECESSARY TO INSTALL THE REVISED TURBOCHARGER PEDESTAL (HC3Z-6N639-A), TURBOCHARGER FILTER (HC3Z-6C683-A) AND GASKET (HC3Z-6587-A) TO INSURE PROPER OPERATION.
SSM 460102017-02-22. Service bulletin. ENGINE. SOME 2015-2017 F-650/750 VEHICLES MAY EXHIBIT OIL RESIDUE ON OR AROUND THE FRONT HUB BEARING CAPS. THE CAP INCLUDES EITHER A BLUE OR RED PURGE VALVE. LIGHT RESIDUE FROM THE VALVE IS NORMAL AND DOES NOT INDICATE A BEARING CAP OR GASKET CONCERN. EXCESSIVE WETNESS OR LEAKING FROM THE BLUE OR RED PURGE VALVE WILL OCCUR IF THE HUB HAS BEEN OVERFILLED DURING A PREVIOUS SERVICE OR REPAIR. THE CORRECT FILL QUANTITY AND PROCEDURE IS PROVIDED WITHIN THE WHEEL BEARING ADJUSTMENT PROCEDURE. REFER TO WORKSHOP MANUAL (WSM), SECTION 204-01.
SSM 459792017-02-21. Service bulletin. ENGINE. 2015-2017 - F-SUPER DUTY, F-650/750 WITH 6.7L DIESEL AND 2015-2017 TRANSIT - 3.2L DIESEL EQUIPPED VEHICLES USE A SELECTIVE CATALYTIC REDUCTION (SCR) SYSTEM DESIGNED TO REDUCE THE VEHICLES EXHAUST EMISSIONS. THE DIESEL EXHAUST FLUID (DEF) TANK IS FILLED TO SPECIFICATION AT THE ASSEMBLY PLANT. DEALERS ARE NOT INSTRUCTED TO CHECK OR TOP OFF THE DEF FLUID ON THE PRE-DELIVERY INSPECTION (PDI) SERVICE RECORD (CHECK SHEET) AND ARE THEREFORE NOT AUTHORIZED TO TOP-OFF THE TANKS DURING PDI. THE VEHICLE INSTRUMENT CLUSTER MESSAGE CENTER IS DESIGNED TO INDICATE WHEN THE DEF IS LOW (EXHAUST FLUID LOW OR EXHAUST FLUID EMPTY). THE SCR SYSTEM SHOULD BE INVESTIGATED FOR REPAIR AT PDI ONLY IF THE INSTRUMENT CLUSTER MESSAGE CENTER INDICATES THAT THERE IS DEF SYSTEM FAULT OR LOW FLUID LEVEL.
SSM 459602017-02-21. Service bulletin. ENGINE. SOME 2016 F-650/750 VEHICLES EQUIPPED WITH A 6.7L DIESEL ENGINE MAY EXHIBIT INCORRECT DIESEL EXHAUST FLUID GAUGE INDICATION. IF THERE ARE NO DIESEL EXHAUST FLUID LEVEL RELATED DIAGNOSTIC TROUBLE CODES (DTCS) IN THE PCM OR THE IPC, RUN THE INTEGRATED DIAGNOSTIC SYSTEM (IDS) SELECTIVE CATALYTIC REDUCTION (SCR) SYSTEM REFILL ACTIVATION ROUTINE. IF PERFORMING IDS SCR SYSTEM REFILL ACTIVATION ROUTINE DOES NOT RESOLVE THE CONCERN, DO NOT ATTEMPT FURTHER REPAIRS. ENGINEERING IS INVESTIGATING. MONITOR OASIS FOR FUTURE UPDATES.
SSM 459462017-02-13. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM). SOME 2015-2016 F-SUPER DUTY VEHICLES EQUIPPED WITH A 6.7L DIESEL ENGINE MAY EXHIBIT DTC P0170 (FUEL TRIM - BANK 1) IN THE POWERTRAIN CONTROL MODULE (PCM). WHEN REPAIRING THIS DTC, REFER TO THE ONLINE VERSION OF THE POWERTRAIN CONTROL/EMISSION DIAGNOSTIC (PC/ED) MANUAL FOR LATEST DIAGNOSTICS. THE PINPOINT TEST AND DIAGNOSTIC TROUBLE CODE CHART HAVE BEEN UPDATED IN SECTION 4 AND 5 FOR DTC P0170.
SSM 459202017-02-11. Service bulletin. ELECTRICAL SYSTEM; ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL. SOME 2015-2016 F-SUPER DUTY VEHICLES EQUIPPED WITH A 6.7L DIESEL ENGINE MAY EXHIBIT AN ILLUMINATED MIL WITH DTCS:P218F, P123E, P123F, P22A2, P2204, P207F, P204E, P2085, P204F, P202E, P130E, P203E AND P205E WHICH REMAIN PRESENT AFTER REPAIRING/ATTEMPTING TO CLEAR FAULT DTCS,USING A SCAN TOOL. THESE DTCS WILL NOT BE CLEARED WITH A SCAN TOOL. AFTER FIXING THE ROOT CONCERN FOR THE IDENTIFIED DTCS, IF ANY OF THESE DTCS HAVE STATUS FLAGS OF: -08,-18,-48,-58 AND -68. YOU MAY PROCEED TO CLEAR ANY ACCOMPANYING DEF FLUID SYSTEM FAULT MESSAGES IN INSTRUMENT PANEL CLUSTER(IPC). USE SELECTIVE CATALYTIC REDUCTION (SCR) SYSTEM PROCEDURES IN PC/ED MANUAL SECTION 2 FOR CORRECT DRIVE CYCLES TO CLEAR DEF SYSTEM FAULT MESSAGES. IF THE MIL IS NO LONGER ILLUMINATED AND THE DEF FLUID SYSTEM FAULT MESSAGES ARE NO LONGER PRESENT, NO FURTHER REPAIRS ARE NEEDED.
SSM 459132017-02-10. Service bulletin. POWER TRAIN; ELECTRICAL SYSTEM. SOME 2016 MODEL YEAR F-SUPER DUTY AND F-650/F-750 VEHICLES EQUIPPED WITH 6.7L ENGINE WITH TORQSHIFTÙ6 TRANSMISSIONS BUILT ON OR BEFORE 2/15/2016 MAY EXHIBIT A MALFUNCTION INDICATOR LAMP (MIL) ILLUMINATED WITH DIAGNOSTIC TROUBLE CODE (DTC) P054F STORED IN MEMORY. THIS MAY BE CAUSED BY A FAILED TORQUE CONVERTER ONE WAY CLUTCH. PRIOR TO PERFORMING DIAGNOSIS FOR DTC P054F; PERFORM TORQUE CONVERTER (TC) STALL SPEED TEST (SST). REFER TO WORKSHOP MANUAL (WSM) SECTION 307-01B. FOR THIS SPECIFIC SST TEST, LINE PRESSURE TEST IS NOT REQUIRED PRIOR TO PERFORMING THE TEST. IF ENGINE STALL SPEED IS UNABLE TO REACH THE MINIMUM RPM RANGE SPECIFIED, RECOMMEND REPLACEMENT OF: TC, TC HUB SEAL, FILTER, FLUID AND FLUSH COOLER LINES. USE AVAILABLE SERVICE LABOR TIMES.
SSM 459002017-02-10. Service bulletin. EQUIPMENT; STRUCTURE. 2011-2016 F-SUPER DUTY EQUIPPED WITH OPTIONAL RUNNING BOARDS - OPERATING VEHICLE OFF-ROAD OR LOW GROUND CLEARANCE - DAMAGE TO SIDE SILL
SSM 458972017-02-10. Service bulletin. FUEL SYSTEM, DIESEL; ENGINE AND ENGINE COOLING:ENGINE:DIESEL; ELECTRICAL SYSTEM. 2016-2017 F-650/750 SUPER DUTY - 6.7L DIESEL - FREQUENT DPF REGENERATION EVENTS- BUILT ON OR BEFORE 6/16/2016
SSM 458942017-02-09. Service bulletin. ELECTRICAL SYSTEM:WIRING; ELECTRICAL SYSTEM. 2016 F-SUPER DUTY - INOPERATIVE BLOWER MOTOR, POWER FOLD MIRROR, RKE TRANSMITTER AND/OR NO COMMUNICATION WITH MS-CAN - BUILT ON OR BEFORE 5/1/2016
SSM 461532017-02-09. Service bulletin. TIRES:PRESSURE MONITORING AND REGULATING SYSTEMS. SETTING THE CORRECT TIRE INFLATION PRESSURE IS AN IMPORTANT STEP IN THE PRE-DELIVERY PROCESS AND DURING ROUTINE MAINTENANCE INTERVALS. RECENT CUSTOMER CLINICS REVEALED THAT MOST EVERY VEHICLE IN THE CLINICS HAD THE TIRE PRESSURES SET INCORRECTLY. TIRE PRESSURES FROM THE FACTORY ARE NOT SET TO THE CORRECT SPECIFICATION. MAINTAINING THE CORRECT TIRE PRESSURE IS KEY TO THE RIDE CHARACTERISTICS OF THE VEHICLE AND AFFECTS RIDE QUALITY, HANDLING, LOAD CAPACITY AND TIRE WEAR. THE RECOMMENDED PRESSURE SETTINGS CAN BE FOUND ON THE TIRE INFORMATION LABEL IN THE DRIVER'S SIDE FRONT DOOR JAM. DO NOT USE THE TIRE PRESSURES LISTED ON THE SIDEWALL OF THE TIRES. MAINTAINING THE TIRE PRESSURE IS PART OF NORMAL MAINTENANCE. IT SHOULD BE RECHECKED MONTHLY, PER THE OWNER GUIDE AND DURING THE RECOMMENDED TIRE ROTATION INTERVALS.
TSB 16-01372017-02-04. Service bulletin. ENGINE. SOME 2016-2017 F-SUPER DUTY 650/750 VEHICLES EQUIPPED WITH A 6.7L DIESEL ENGINE AND BUILT ON OR BEFORE 20-SEP-2016 MAY EXHIBIT AN INACCURATE DEF LEVEL GAUGE WITH NO DEF LEVEL RELATED DIAGNOSTIC TROUBLE CODES (DTCS). FOLLOW THE SERVICE PROCEDURE STEPS TO CORRECT THE CONDITION.

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