← New search

2006 Ford F-250 Sd

Owner reports · Recalls · Investigations

More warning signs than most F-250 Sd years

Owner complaints for the 2006 Ford F-250 Sd are substantially higher than the model-year median of 89.

About this comparison →

When problems were reported

Mileage at the reported incident

244 reports with mileage · 30 unknown

NHTSA’s mileage field refers to the reported incident, not necessarily the filing date. This shows report counts, not the likelihood of a failure.

What to inspect

Issues worth paying extra attention to based on owner reports.

  • Suspension. Review the 144 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Steering. Review the 102 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Engine And Engine Cooling. Review the 18 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →

NHTSA owner reports · September 18, 2026 snapshot.

5 crash reports4 fire reports6 injury reports

Electrical System complaints

9 reports
Clear category filter
81,308 miles · Feb 26, 2012
Air BagsElectrical System

I WAS DRIVING DOWN A STREET IN MY 2006 F250 SD, WHEN ALL OF A SUDDEN THE HORN HONKED AND STAYED ON (NOT LIKE HONK HONK BUT LIKE HHHHOOONNNKK) I HAD TO STOP AND PULL THE FUSE TO GET THE HORN TO TURN OFF. IT IS A SAFETY RISK DUE THE WAY OTHER DRIVERS GET STARTLED BUY THIS SUDDEN NOISE. AND MAY VERY WELL CAUSES AND ACCIDENT OR KILL…

Read full complaint

I WAS DRIVING DOWN A STREET IN MY 2006 F250 SD, WHEN ALL OF A SUDDEN THE HORN HONKED AND STAYED ON (NOT LIKE HONK HONK BUT LIKE HHHHOOONNNKK) I HAD TO STOP AND PULL THE FUSE TO GET THE HORN TO TURN OFF. IT IS A SAFETY RISK DUE THE WAY OTHER DRIVERS GET STARTLED BUY THIS SUDDEN NOISE. AND MAY VERY WELL CAUSES AND ACCIDENT OR KILL SOME ONE IF IT HAPPENS AT THE WRONG TIME. I HAVE READ ONLINE THAT IS HAPPENS ALOT IN THE 03-06 F250, AND WHEN FORD FIXED MY TRUCK THEY REPLACED THE FUSE BOX, DRIVER SIDE AIR BAG AND HORN ASSEMBLY(AT A COST OF 1486.80). STATING THAT IF I HAD BEEN IN AN ACCIDENT THE AIR BAG MIGHT NOT HAVE DEPLOYED. SO MY LIFE COULD HAVE VERY MUCH BEEN IN DANGER......... THANKS FORD... *TR

NHTSA ODI #10449349

35,000 miles · Aug 17, 2010
Electrical System

WHILE DRIVING MY 2006 F250 DIESEL SUPER DUTY (HAVE ABOUT 35000 MILES ON IT) PULLING A 26 FOOT RV TRAVEL TRAILER LOST THE ELECTRICAL SYSTEM. THE SPEEDOMETER WENT TO 0, CRUISE CONTROL RESET AND BASICALLY ALL ELECTRICAL SYSTEMS SHUT DOWN. THE TRUCK GOT REAL QUIET. ABOUT 5 SECONDS LATER THE ELECTRICAL SYSTEM RESTORED AND ONLY LIG…

Read full complaint

WHILE DRIVING MY 2006 F250 DIESEL SUPER DUTY (HAVE ABOUT 35000 MILES ON IT) PULLING A 26 FOOT RV TRAVEL TRAILER LOST THE ELECTRICAL SYSTEM. THE SPEEDOMETER WENT TO 0, CRUISE CONTROL RESET AND BASICALLY ALL ELECTRICAL SYSTEMS SHUT DOWN. THE TRUCK GOT REAL QUIET. ABOUT 5 SECONDS LATER THE ELECTRICAL SYSTEM RESTORED AND ONLY LIGHT THAT CAME ON, THE DASH WAS THE ABS LIGHT. THE ABS LIGHT REMAINED ON FOR ABOUT ANOTHER 100 MILES AND THEN WENT OFF. DROVE ANOTHER 200 MILES WITH NO MORE PROBLEMS. BROUGHT THE TRUCK TO FORD BUT THERE WERE NO ENGINE CODES STORED AND PROBLEM COULD NOT BE RECREATED. *TR

NHTSA ODI #10349972

44,540 miles · Jul 30, 2010
Electrical System

2006 FORD F250 SUPERDUTY GENERATOR IS FAULTY AS STATED BY FORD TECHNICAL SERVICE BULLITEN DATED SEPTEMBER 19TH 2006. *TR

NHTSA ODI #10346269

32,000 miles · Mar 16, 2010
Electrical System

FORD F-250 SD, 5.4L ENGINE. REPEATED OCCURRENCES OF ABS LIGHT ACTIVATION AFTER ONE TO ONE-AND-A-HALF HOURS AT CRUISING SPEEDS BETWEEN 55 AND 70 MPH. IF CRUISE CONTROL IS ACTIVE WHEN ABS LIGHT ACTIVATES, CRUISE CONTROL IS DISABLED. ON SEVERAL OCCASIONS, THE SPEEDOMETER NEEDLE GYRATED ERRATICALLY FOR A FEW SECONDS ALSO. AFTER THE …

Read full complaint

FORD F-250 SD, 5.4L ENGINE. REPEATED OCCURRENCES OF ABS LIGHT ACTIVATION AFTER ONE TO ONE-AND-A-HALF HOURS AT CRUISING SPEEDS BETWEEN 55 AND 70 MPH. IF CRUISE CONTROL IS ACTIVE WHEN ABS LIGHT ACTIVATES, CRUISE CONTROL IS DISABLED. ON SEVERAL OCCASIONS, THE SPEEDOMETER NEEDLE GYRATED ERRATICALLY FOR A FEW SECONDS ALSO. AFTER THE ABS LIGHT IS ACTIVATED, IT STAYS ON. FREQUENTLY, IT COMES BACK ON IMMEDIATELY, SOMETIMES THROUGH SEVERAL RESTARTS OF THE TRUCK. THAT IS, SOMETIMES THE ABS LIGHT COMES BACK ON IMMEDIATELY WHEN THE TRUCK IS RE-STARTED. BRAKING SEEMS UNAFFECTED. *TR

NHTSA ODI #10320193

11,925 miles · Oct 30, 2008
Electrical System

LARGE INACCURACIES ON THE SPEEDOMETER,SOMETIMES DOESN'T WORK AT ALL SOMETIMES STUCK ON ONE SPEED. NEVER THE RIGHT SPEED.*TR

NHTSA ODI #10247229

57,850 miles · May 3, 2008
Electrical SystemEngine And Engine CoolingFuel System, Diesel

AFTER LETTING 2006 F250 DIESEL WARM UP FOR APPROXIMATELY 5MINS, PROCEED TO GET ONTO I-35, ABOUT 5 MILES FROM THE HOUSE WHEN I SET THE CRUISE CONTROL FOR 70MPH EVERYTHING WAS FINE. WITHIN A MILE OF GETTING ON THE HIGHWAY, TRUCK HESITATED AND COMPLETELY STALLED. I MOVE THE VEHICLE ONTO THE SHOULDER OF THE HIGHWAY TO AWAIT A TOW. I…

Read full complaint

AFTER LETTING 2006 F250 DIESEL WARM UP FOR APPROXIMATELY 5MINS, PROCEED TO GET ONTO I-35, ABOUT 5 MILES FROM THE HOUSE WHEN I SET THE CRUISE CONTROL FOR 70MPH EVERYTHING WAS FINE. WITHIN A MILE OF GETTING ON THE HIGHWAY, TRUCK HESITATED AND COMPLETELY STALLED. I MOVE THE VEHICLE ONTO THE SHOULDER OF THE HIGHWAY TO AWAIT A TOW. I TOOK IT TO A FORD DEALERSHIP WHERE THEY FOUND THAT THE FICM WAS BAD. A DAY AFTER I PICKED UP THE TRUCK, AGAIN, THE VEHICLE HESITATED FOR A SECOND BEFORE STALLING IN CITY TRAFFIC. I LOST POWER BRAKES AND POWER STEERING AND WAS VERY DIFFICULT TO GET OFF OF THE CITY STREETS. CURRENTLY TOWED TO THE DEALERSHIP AGAIN, WHERE THE ISSUE IS UNDER INVESTIGATION. CONCERN THAT IF SOMEONE OTHER THAN A 6'4" PERSON WAS DRIVING THIS 7500LB VEHICLE, THEY MAY NOT HAVE BEEN ABLE TO STEER THIS VEHICLE OUT OF THE TRAFFIC. I'VE HEARD OF COMMON COMPLAINTS WITH THE FICM/HPOP/EGR ISSUES WITH THESE TRUCKS AND AM SURPRISED THAT NO RECALL HAS BEEN CREATED BY FORD. *TR

NHTSA ODI #10226558

14,400 miles · Sep 10, 2007
Electrical SystemFuel System, Other

BLOWN TURBO - JUNE 07 9/4/07 THE MOTOR RPM RAN UP AS IF A CLUTCH WAS SLIPPING AND THE TRUCK WOULD NOT GO FASTER THAN 35 MPH FOR A MINUTE 3 MILES TO HOME AND TRUCK RAN EXTREMELY ROUGH CALLED FOLSOM LAKE FORD- 14,440 MILES. 9/5/07 BRAD SAYS IT APPEARS TO BE A WIRING HARNESS..SOMETHING TO DO WITH A RUB ON THE EXHAUST BACKPRESSUR…

Read full complaint

BLOWN TURBO - JUNE 07 9/4/07 THE MOTOR RPM RAN UP AS IF A CLUTCH WAS SLIPPING AND THE TRUCK WOULD NOT GO FASTER THAN 35 MPH FOR A MINUTE 3 MILES TO HOME AND TRUCK RAN EXTREMELY ROUGH CALLED FOLSOM LAKE FORD- 14,440 MILES. 9/5/07 BRAD SAYS IT APPEARS TO BE A WIRING HARNESS..SOMETHING TO DO WITH A RUB ON THE EXHAUST BACKPRESSURE HARNESS AND HE WILL CALL ME LATER. QTD, LOOKS LIKE AN INJECTOR, #1 AND THEY WILL ORDER IT AND GET IT PUT IN PROBABLY TOMORROW. 9/6/07 BRAD SAYS INJECTOR REPLACED BUT WANT TO KEEP IT OVERNIGHT. BRAD QTD THAT WE HAVE A LOT OF THESE 6.0'S COME IN AND NO ONE REALLY LIKES DEALING WITH THEM AS THEY CAN BE VERY TROUBLESOME. BRAD QTD THAT TECH WAS GONE BUT WANTED TO KEEP IT FOR A COLD START AND POSS WARM TESTING AND WOULD CALL ME IN THE MORNING. 9/7/07 CALL FROM BRAD 9:21 AM LOOKS GOOD, WILL HOT TEST 11:11AM QTD COMPUTER HAS NOW THROWN A CODE SHOWING #1 AND #5 INJECTORS BAD.. PM 2:24 CALL FROM BRAD, QTD NOT SURE YOU'LL BELIEVE THIS BUT WANT YOU TO KNOW B4 YOU SEE THE PAPERWORK, NOW THE FUEL PUMP HAS GONE BAD. HAVE ALREADY CLEARED IT W/ENTERPRISE FOR YOU TO KEEP THE CAR THROUGH MONDAY..7-8 DAYS. I ASKED IF THE PARTS WOULD BE NEW OR RE-MANUFACTURED AND WAS TOLD THESE WERE NEW. 9/10/07 CALL TO BRAD 11:12AM QTD CHECKED AT 9AM AND THERE WAS NO CHANGE. WOULD CHECK AND CALL ME BACK. CALLED AND SPOKE TO BRAD AT 1:06 PM, BRAD QTD SPOKE WITH TECH AND TECH SPENT 4 HOURS THIS AM ON MY TRUCK DON'T HAVE ANY NEW INFO, GOT PARTS FOR ANOTHER TRUCK IN AND HAVE TO SHELF MATT'S TRUCK AND GO BACK TO THE ONE THAT HAS BEEN IN OUR SHOP LONGER. WE HAVE FOUR IN HERE RIGHT NOW WITH THE SAME PROBLEM. I RQSTD A FORD 250 DIESEL 4X4 WHILE MINE IS BEING FIXED, I QTD ..PAID 45K PLUS TO BE ABLE TO HAUL AND TOW, ALSO I CAN SEAT SIX PASSENGERS. BRAD SAID THAT HE WOULD GET HIS MANAGER TO CALL ME. THEY TELL ME THEY HAVE NO IDEA AND CAN'T GIVE ME ANY TENTATIVE TIME FRAME FOR FIXING MY TRUCK. *TR

NHTSA ODI #10202415

6,300 miles · Apr 5, 2007
Electrical SystemVisibility

SPEEDOMETER WOULD NO LONGER GO BELOW 26 MPH, EVEN WITH VEHICLE STOPPED AND IGNITION TURNED OFF. DRIVING VEHICLE WOULD INDICATE A SPEED CONSTANTLY 26 MPH FASTER THAN ACTUAL SPEED. BROUGHT TO DEALER WHERE DEALER ORDERED AND LATER REPLACED ENTIRE INSTRUMENT PANEL. SECOND PROBLEM INVOLVED PASSENGER SIDE WIPER ARM FELL OFF WHILE IN O…

Read full complaint

SPEEDOMETER WOULD NO LONGER GO BELOW 26 MPH, EVEN WITH VEHICLE STOPPED AND IGNITION TURNED OFF. DRIVING VEHICLE WOULD INDICATE A SPEED CONSTANTLY 26 MPH FASTER THAN ACTUAL SPEED. BROUGHT TO DEALER WHERE DEALER ORDERED AND LATER REPLACED ENTIRE INSTRUMENT PANEL. SECOND PROBLEM INVOLVED PASSENGER SIDE WIPER ARM FELL OFF WHILE IN OPERATION DRIVING DURING RAIN. DEALER REPLACED WIPER ARM. *JB

NHTSA ODI #10187158

5,000 miles · Dec 14, 2006
Electrical System

PURCHASED VEHICLE 5 WEEKS AGO. HAVE 5K MILES ON IT. SPEEDOMETER STARTED STICKING AT 30 MPH AND CONTINUED TO VARY. PARKED WITH POWER OFF IT STILL READS 20 MPH. I AM AT WORK OUT OF TOWN (5 1/2 HOURS FROM HOME) HAVE NOT TAKEN TO DEALERSHIP YET. *JB

NHTSA ODI #10176104

Official recalls

1

11V352000 · Exterior Lighting:brake Lights; Exterior Lighting:tail Lights

Jul 13, 2011

FORD IS RECALLING CERTAIN MODEL YEAR 2011 RANGER TRUCKS BUILT FROM JANUARY 25, 2011, THROUGH APRIL 25, 2011 AT THE TWIN CITIES ASSEMBLY PLANT, AND SERVICE PARTS DISTRIBUTED TO DEALERS FOR CERTAIN 2004 THROUGH 2011 MODEL YEAR RANGER TRUCKS, 2002 THROUGH 2005 MODEL YEAR EXCURSION VEHICLES, AND 2002 THROUGH 2007 MODEL YEAR F-250, F-350, F-450, AND F-550 TRUCKS FOR FAILING TO COMPLY WITH THE REQUIREMENTS OF FEDERAL MOTOR VEHICLE SAFETY STANDARD NO. 108, "LAMPS, REFLECTIVE DEVICES, AND ASSOCIATED EQUIPMENT." THE MULTI-FUNCTION SWITCH WAS SHIPPED WITH A SUBCOMPONENT (SLIDER) THAT MAY EXPERIENCE DEFORMATION. A MULTI-FUNCTION SWITCH WITH A DEFORMED SLIDER MAY MALFUNCTION CAUSING THE TURN SIGNAL, TAIL LIGHTS, HAZARD WARNING SIGNAL FLASHERS AND/OR BRAKE LIGHTS NOT TO ACTIVATE.

Consequence & remedy

Consequence: NON-FUNCTIONING LIGHTS COULD INCREASE THE RISK OF A CRASH.

Remedy: DEALERS WILL REPLACE THE SWITCHES FREE OF CHARGE. THE SAFETY RECALL BEGAN ON AUGUST 15, 2011. OWNERS MAY CONTACT FORD MOTOR COMPANY CUSTOMER RELATIONSHIP CENTER AT 1-866-436-7332.

Additional source detail variants (2)

Exterior Lighting:brake Lights

FORD IS RECALLING CERTAIN MODEL YEAR 2011 RANGER TRUCKS BUILT FROM JANUARY 25, 2011, THROUGH APRIL 25, 2011 AT THE TWIN CITIES ASSEMBLY PLANT, AND SERVICE PARTS DISTRIBUTED TO DEALERS FOR CERTAIN 2004 THROUGH 2011 MODEL YEAR RANGER TRUCKS, 2002 THROUGH 2005 MODEL YEAR EXCURSION VEHICLES, AND 2002 THROUGH 2007 MODEL YEAR F-250, F-350, F-450, AND F-550 TRUCKS FOR FAILING TO COMPLY WITH THE REQUIREMENTS OF FEDERAL MOTOR VEHICLE SAFETY STANDARD NO. 108, "LAMPS, REFLECTIVE DEVICES, AND ASSOCIATED EQUIPMENT." THE MULTI-FUNCTION SWITCH WAS SHIPPED WITH A SUBCOMPONENT (SLIDER) THAT MAY EXPERIENCE DEFORMATION. A MULTI-FUNCTION SWITCH WITH A DEFORMED SLIDER MAY MALFUNCTION CAUSING THE TURN SIGNAL, TAIL LIGHTS, HAZARD WARNING SIGNAL FLASHERS AND/OR BRAKE LIGHTS NOT TO ACTIVATE.

Consequence: NON-FUNCTIONING LIGHTS COULD INCREASE THE RISK OF A CRASH.

Remedy: DEALERS WILL REPLACE THE SWITCHES FREE OF CHARGE. THE SAFETY RECALL BEGAN ON AUGUST 15, 2011. OWNERS MAY CONTACT FORD MOTOR COMPANY CUSTOMER RELATIONSHIP CENTER AT 1-866-436-7332.

Exterior Lighting:tail Lights

FORD IS RECALLING CERTAIN MODEL YEAR 2011 RANGER TRUCKS BUILT FROM JANUARY 25, 2011, THROUGH APRIL 25, 2011 AT THE TWIN CITIES ASSEMBLY PLANT, AND SERVICE PARTS DISTRIBUTED TO DEALERS FOR CERTAIN 2004 THROUGH 2011 MODEL YEAR RANGER TRUCKS, 2002 THROUGH 2005 MODEL YEAR EXCURSION VEHICLES, AND 2002 THROUGH 2007 MODEL YEAR F-250, F-350, F-450, AND F-550 TRUCKS FOR FAILING TO COMPLY WITH THE REQUIREMENTS OF FEDERAL MOTOR VEHICLE SAFETY STANDARD NO. 108, "LAMPS, REFLECTIVE DEVICES, AND ASSOCIATED EQUIPMENT." THE MULTI-FUNCTION SWITCH WAS SHIPPED WITH A SUBCOMPONENT (SLIDER) THAT MAY EXPERIENCE DEFORMATION. A MULTI-FUNCTION SWITCH WITH A DEFORMED SLIDER MAY MALFUNCTION CAUSING THE TURN SIGNAL, TAIL LIGHTS, HAZARD WARNING SIGNAL FLASHERS AND/OR BRAKE LIGHTS NOT TO ACTIVATE.

Consequence: NON-FUNCTIONING LIGHTS COULD INCREASE THE RISK OF A CRASH.

Remedy: DEALERS WILL REPLACE THE SWITCHES FREE OF CHARGE. THE SAFETY RECALL BEGAN ON AUGUST 15, 2011. OWNERS MAY CONTACT FORD MOTOR COMPANY CUSTOMER RELATIONSHIP CENTER AT 1-866-436-7332.

Model-level recall history does not show whether a particular VIN is affected or has received a repair. Check a VIN with NHTSA ↗

NHTSA investigations

2

EA08007 · Violent Front End Oscillation

Opened Mar 14, 2008 · Closed Mar 31, 2009

Status: closed (inferred from source dates) · Suspension; Suspension:front

THIS INVESTIGATION WAS OPENED BASED ON 78 CONSUMER COMPLAINTS OF SEVERE SUSPENSION AND STEERING WHEEL OSCILLATIONS AFTER THE SUBJECT VEHICLES TRAVELED OVER AN UNEVEN SURFACE.ODI WAS CONCERNED ABOUT THESE COMPLAINTS BECAUSE MANY OF THEM ALLEGED LOSS OF CONTROL AND THE LOSS OF CONTROL OCCURREDAT SPEEDS ABOVE 50 MILES PER HOUR.AT THE TIME THESE COMPLAINTS WERE RECEIVED, ODI WAS ALSO AWARE OF THE TSB 07-10-10 AND EARLY WARNING FIELD REPORTS THAT DISCUSSED THE SHIMMY CONDITION ON THE SUBJECT VEHICLES.SINCE OPENING THIS INVESTIGATION, ODI HAS CONFIRMED, BASED ON CONSUMER COMPLAINTS, WARRANTY DATA, TESTING CONDUCTED BY VRTC, AND ODI INSPECTION OF COMPLAINT VEHICLES, THAT THE OWNERS OF THE SUBJECT VEHICLES ARE EXPERIENCING SHIMMY EVENTS ON THEIR VEHICLES.HOWEVER, ODI HAS ALSO CONFIRMED THAT OWNERS TYPICALLY DO NOT MAINTAIN THEIR TIRES AT THE PRESSURES RECOMMENDED BY FORD ON THE TIRE LABEL.FURTHER, ODI HAS FOUND THAT IN ORDER FOR SHIMMY TO OCCUR, TIRE PRESSURES MUST BE SUBSTANTIALLY BELOW (AT LEAST 20%) THOSE SPECIFIED ON THE VEHICLE TIRE LABEL.ODI CONSIDERS THESE UNSAFE TIRE CONDITIONS TO BE THE RESULT OF ONE OF THREE TYPICAL SITUATIONS.THE TIRES ARE BEING IMPROPERLY MAINTAINED, THE OWNERS ARE INTENTIONALLY SETTING THE TIRE PRESSURES LOW TO ENHANCE RIDE QUALITY, OR AFTERMARKET TIRES (NOT DESIGNED FOR USE ON THE VEHICLE) ARE INSTALLED TO CHANGE THE APPEARANCE OR FUNCTION OF THE VEHICLE.THE SUBJECT VEHICLES ARE INTENDED AND DESIGNED TO BE USED AS HEAVY DUTY VEHICLES AND AS SUCH REQUIRE THAT THE TIRES BE CAPABLE OF HANDLING THE LOADS FOR WHICH THE VEHICLE IS DESIGNED AND MARKETED.IN ORDER FOR THE TIRES TO BE CAPABLE OF HANDLING THESE LOADS, THE PROPER TIRE PRESSURE MUST BE MAINTAINED.IN LIGHT OF THE INFORMATION GATHERED IN THIS INVESTIGATION AND FORD'S AGREEMENT TO NOTIFY SUBJECT VEHICLE OWNERS (NOW AND EVERY TWO YEARS UNTIL THE VEHICLES REACH TEN YEARS FROM THEIR PRODUCTION DATE) ABOUT THE IMPORTANCE OF MAINTAINING PROPER TIRE PRESSURES ON THEIR VEHICLES, FURTHER USE OF AGENCY RESOURCES DOES NOT APPEAR TO BE WARRANTED.THE CLOSING OF THIS INVESTIGATION DOES NOT CONSTITUTE A FINDING BY NHTSA THAT NO SAFETY-RELATED DEFECT EXISTS.THE AGENCY RESERVES THE RIGHT TO TAKE FURTHER ACTION IF WARRANTED BY THE CIRCUMSTANCES.FOR ADDITIONAL INFORMATION, SEE THE ATTACHED CLOSING REPORT.

Additional source detail variants (2)

Suspension

THIS INVESTIGATION WAS OPENED BASED ON 78 CONSUMER COMPLAINTS OF SEVERE SUSPENSION AND STEERING WHEEL OSCILLATIONS AFTER THE SUBJECT VEHICLES TRAVELED OVER AN UNEVEN SURFACE.ODI WAS CONCERNED ABOUT THESE COMPLAINTS BECAUSE MANY OF THEM ALLEGED LOSS OF CONTROL AND THE LOSS OF CONTROL OCCURREDAT SPEEDS ABOVE 50 MILES PER HOUR.AT THE TIME THESE COMPLAINTS WERE RECEIVED, ODI WAS ALSO AWARE OF THE TSB 07-10-10 AND EARLY WARNING FIELD REPORTS THAT DISCUSSED THE SHIMMY CONDITION ON THE SUBJECT VEHICLES.SINCE OPENING THIS INVESTIGATION, ODI HAS CONFIRMED, BASED ON CONSUMER COMPLAINTS, WARRANTY DATA, TESTING CONDUCTED BY VRTC, AND ODI INSPECTION OF COMPLAINT VEHICLES, THAT THE OWNERS OF THE SUBJECT VEHICLES ARE EXPERIENCING SHIMMY EVENTS ON THEIR VEHICLES.HOWEVER, ODI HAS ALSO CONFIRMED THAT OWNERS TYPICALLY DO NOT MAINTAIN THEIR TIRES AT THE PRESSURES RECOMMENDED BY FORD ON THE TIRE LABEL.FURTHER, ODI HAS FOUND THAT IN ORDER FOR SHIMMY TO OCCUR, TIRE PRESSURES MUST BE SUBSTANTIALLY BELOW (AT LEAST 20%) THOSE SPECIFIED ON THE VEHICLE TIRE LABEL.ODI CONSIDERS THESE UNSAFE TIRE CONDITIONS TO BE THE RESULT OF ONE OF THREE TYPICAL SITUATIONS.THE TIRES ARE BEING IMPROPERLY MAINTAINED, THE OWNERS ARE INTENTIONALLY SETTING THE TIRE PRESSURES LOW TO ENHANCE RIDE QUALITY, OR AFTERMARKET TIRES (NOT DESIGNED FOR USE ON THE VEHICLE) ARE INSTALLED TO CHANGE THE APPEARANCE OR FUNCTION OF THE VEHICLE.THE SUBJECT VEHICLES ARE INTENDED AND DESIGNED TO BE USED AS HEAVY DUTY VEHICLES AND AS SUCH REQUIRE THAT THE TIRES BE CAPABLE OF HANDLING THE LOADS FOR WHICH THE VEHICLE IS DESIGNED AND MARKETED.IN ORDER FOR THE TIRES TO BE CAPABLE OF HANDLING THESE LOADS, THE PROPER TIRE PRESSURE MUST BE MAINTAINED.IN LIGHT OF THE INFORMATION GATHERED IN THIS INVESTIGATION AND FORD'S AGREEMENT TO NOTIFY SUBJECT VEHICLE OWNERS (NOW AND EVERY TWO YEARS UNTIL THE VEHICLES REACH TEN YEARS FROM THEIR PRODUCTION DATE) ABOUT THE IMPORTANCE OF MAINTAINING PROPER TIRE PRESSURES ON THEIR VEHICLES, FURTHER USE OF AGENCY RESOURCES DOES NOT APPEAR TO BE WARRANTED.THE CLOSING OF THIS INVESTIGATION DOES NOT CONSTITUTE A FINDING BY NHTSA THAT NO SAFETY-RELATED DEFECT EXISTS.THE AGENCY RESERVES THE RIGHT TO TAKE FURTHER ACTION IF WARRANTED BY THE CIRCUMSTANCES.FOR ADDITIONAL INFORMATION, SEE THE ATTACHED CLOSING REPORT.

Suspension:front

THIS INVESTIGATION WAS OPENED BASED ON 78 CONSUMER COMPLAINTS OF SEVERE SUSPENSION AND STEERING WHEEL OSCILLATIONS AFTER THE SUBJECT VEHICLES TRAVELED OVER AN UNEVEN SURFACE.ODI WAS CONCERNED ABOUT THESE COMPLAINTS BECAUSE MANY OF THEM ALLEGED LOSS OF CONTROL AND THE LOSS OF CONTROL OCCURREDAT SPEEDS ABOVE 50 MILES PER HOUR.AT THE TIME THESE COMPLAINTS WERE RECEIVED, ODI WAS ALSO AWARE OF THE TSB 07-10-10 AND EARLY WARNING FIELD REPORTS THAT DISCUSSED THE SHIMMY CONDITION ON THE SUBJECT VEHICLES.SINCE OPENING THIS INVESTIGATION, ODI HAS CONFIRMED, BASED ON CONSUMER COMPLAINTS, WARRANTY DATA, TESTING CONDUCTED BY VRTC, AND ODI INSPECTION OF COMPLAINT VEHICLES, THAT THE OWNERS OF THE SUBJECT VEHICLES ARE EXPERIENCING SHIMMY EVENTS ON THEIR VEHICLES.HOWEVER, ODI HAS ALSO CONFIRMED THAT OWNERS TYPICALLY DO NOT MAINTAIN THEIR TIRES AT THE PRESSURES RECOMMENDED BY FORD ON THE TIRE LABEL.FURTHER, ODI HAS FOUND THAT IN ORDER FOR SHIMMY TO OCCUR, TIRE PRESSURES MUST BE SUBSTANTIALLY BELOW (AT LEAST 20%) THOSE SPECIFIED ON THE VEHICLE TIRE LABEL.ODI CONSIDERS THESE UNSAFE TIRE CONDITIONS TO BE THE RESULT OF ONE OF THREE TYPICAL SITUATIONS.THE TIRES ARE BEING IMPROPERLY MAINTAINED, THE OWNERS ARE INTENTIONALLY SETTING THE TIRE PRESSURES LOW TO ENHANCE RIDE QUALITY, OR AFTERMARKET TIRES (NOT DESIGNED FOR USE ON THE VEHICLE) ARE INSTALLED TO CHANGE THE APPEARANCE OR FUNCTION OF THE VEHICLE.THE SUBJECT VEHICLES ARE INTENDED AND DESIGNED TO BE USED AS HEAVY DUTY VEHICLES AND AS SUCH REQUIRE THAT THE TIRES BE CAPABLE OF HANDLING THE LOADS FOR WHICH THE VEHICLE IS DESIGNED AND MARKETED.IN ORDER FOR THE TIRES TO BE CAPABLE OF HANDLING THESE LOADS, THE PROPER TIRE PRESSURE MUST BE MAINTAINED.IN LIGHT OF THE INFORMATION GATHERED IN THIS INVESTIGATION AND FORD'S AGREEMENT TO NOTIFY SUBJECT VEHICLE OWNERS (NOW AND EVERY TWO YEARS UNTIL THE VEHICLES REACH TEN YEARS FROM THEIR PRODUCTION DATE) ABOUT THE IMPORTANCE OF MAINTAINING PROPER TIRE PRESSURES ON THEIR VEHICLES, FURTHER USE OF AGENCY RESOURCES DOES NOT APPEAR TO BE WARRANTED.THE CLOSING OF THIS INVESTIGATION DOES NOT CONSTITUTE A FINDING BY NHTSA THAT NO SAFETY-RELATED DEFECT EXISTS.THE AGENCY RESERVES THE RIGHT TO TAKE FURTHER ACTION IF WARRANTED BY THE CIRCUMSTANCES.FOR ADDITIONAL INFORMATION, SEE THE ATTACHED CLOSING REPORT.

PE07057 · Violent Front End Oscillation

Opened Nov 15, 2007 · Closed Mar 14, 2008

Status: closed (inferred from source dates) · Suspension; Suspension:front

ODI HAS RECEIVED 78 CONSUMER COMPLAINTS OF SEVERE SUSPENSION AND STEERING WHEEL SHIMMY AND OSCILLATIONS COMMENCING AFTER THE SUBJECT VEHICLES TRAVELED OVER AN UNEVEN ROAD SURFACE. THE MAJORITY OF THESE INCIDENTS OCCURRED AT SPEEDS OF 50 MPH OR GREATER.THIRTEEN OF THE COMPLAINTS RECEIVED BY ODI ALLEGE LOSS OF STEERING CONTROL AND THAT THE VEHICLE CHANGED DRIVING LANES UNCONTROLLABLY.FOUR OF THE COMPLAINTS RECEIVED BY ODI ALLEGE THAT THE VEHICLE LEFT THE ROAD SURFACE AS A RESULT OF THE VIOLENT SUSPENSION AND STEERING WHEEL OSCILLATIONS.IN ONE CASE THE CONSUMER ALLEGES THAT AFTER THE VEHICLE LEFT THE ROAD SURFACE, IT CRASHED INTO A WOODED AREA.ADDITIONALFACTORS CONTRIBUTING TO THE OPENING OF THIS EA WERE EARLY WARNING FIELD REPORTS,SUBMITTED BY FORD, DESCRIBING SUSPENSION SHIMMY / OSCILLATIONSAND A FORD TSB (07-10-10) DESCRIBING THE SUSPENSION SHIMMY ISSUE AND HOW TO REPAIR THE PROBLEM.FORD HAS DESCRIBED SHIMMY AS SELF-EXCITED OSCILLATION OF THE STEERING WHEELS WITH ACCOMPANYING WHEEL TRAMP.THIS PE HAS BEEN UPGRADED TO AN ENGINEERING ANALYSIS (EA) TO DETERMINE IF THE SHIMMY CONDITION THAT OCCURS ON THE SUBJECT VEHICLES CREATES A CONDITION WHERE THE VEHICLE BECOMES DIFFICULT TO CONTROL OR STARTLES THE DRIVER, THUS PRESENTING A SAFETY RISK.

Additional source detail variants (2)

Suspension

ODI HAS RECEIVED 78 CONSUMER COMPLAINTS OF SEVERE SUSPENSION AND STEERING WHEEL SHIMMY AND OSCILLATIONS COMMENCING AFTER THE SUBJECT VEHICLES TRAVELED OVER AN UNEVEN ROAD SURFACE. THE MAJORITY OF THESE INCIDENTS OCCURRED AT SPEEDS OF 50 MPH OR GREATER.THIRTEEN OF THE COMPLAINTS RECEIVED BY ODI ALLEGE LOSS OF STEERING CONTROL AND THAT THE VEHICLE CHANGED DRIVING LANES UNCONTROLLABLY.FOUR OF THE COMPLAINTS RECEIVED BY ODI ALLEGE THAT THE VEHICLE LEFT THE ROAD SURFACE AS A RESULT OF THE VIOLENT SUSPENSION AND STEERING WHEEL OSCILLATIONS.IN ONE CASE THE CONSUMER ALLEGES THAT AFTER THE VEHICLE LEFT THE ROAD SURFACE, IT CRASHED INTO A WOODED AREA.ADDITIONALFACTORS CONTRIBUTING TO THE OPENING OF THIS EA WERE EARLY WARNING FIELD REPORTS,SUBMITTED BY FORD, DESCRIBING SUSPENSION SHIMMY / OSCILLATIONSAND A FORD TSB (07-10-10) DESCRIBING THE SUSPENSION SHIMMY ISSUE AND HOW TO REPAIR THE PROBLEM.FORD HAS DESCRIBED SHIMMY AS SELF-EXCITED OSCILLATION OF THE STEERING WHEELS WITH ACCOMPANYING WHEEL TRAMP.THIS PE HAS BEEN UPGRADED TO AN ENGINEERING ANALYSIS (EA) TO DETERMINE IF THE SHIMMY CONDITION THAT OCCURS ON THE SUBJECT VEHICLES CREATES A CONDITION WHERE THE VEHICLE BECOMES DIFFICULT TO CONTROL OR STARTLES THE DRIVER, THUS PRESENTING A SAFETY RISK.

Suspension:front

ODI HAS RECEIVED 78 CONSUMER COMPLAINTS OF SEVERE SUSPENSION AND STEERING WHEEL SHIMMY AND OSCILLATIONS COMMENCING AFTER THE SUBJECT VEHICLES TRAVELED OVER AN UNEVEN ROAD SURFACE. THE MAJORITY OF THESE INCIDENTS OCCURRED AT SPEEDS OF 50 MPH OR GREATER.THIRTEEN OF THE COMPLAINTS RECEIVED BY ODI ALLEGE LOSS OF STEERING CONTROL AND THAT THE VEHICLE CHANGED DRIVING LANES UNCONTROLLABLY.FOUR OF THE COMPLAINTS RECEIVED BY ODI ALLEGE THAT THE VEHICLE LEFT THE ROAD SURFACE AS A RESULT OF THE VIOLENT SUSPENSION AND STEERING WHEEL OSCILLATIONS.IN ONE CASE THE CONSUMER ALLEGES THAT AFTER THE VEHICLE LEFT THE ROAD SURFACE, IT CRASHED INTO A WOODED AREA.ADDITIONALFACTORS CONTRIBUTING TO THE OPENING OF THIS EA WERE EARLY WARNING FIELD REPORTS,SUBMITTED BY FORD, DESCRIBING SUSPENSION SHIMMY / OSCILLATIONSAND A FORD TSB (07-10-10) DESCRIBING THE SUSPENSION SHIMMY ISSUE AND HOW TO REPAIR THE PROBLEM.FORD HAS DESCRIBED SHIMMY AS SELF-EXCITED OSCILLATION OF THE STEERING WHEELS WITH ACCOMPANYING WHEEL TRAMP.THIS PE HAS BEEN UPGRADED TO AN ENGINEERING ANALYSIS (EA) TO DETERMINE IF THE SHIMMY CONDITION THAT OCCURS ON THE SUBJECT VEHICLES CREATES A CONDITION WHERE THE VEHICLE BECOMES DIFFICULT TO CONTROL OR STARTLES THE DRIVER, THUS PRESENTING A SAFETY RISK.