NHTSA owner reports · September 18, 2026 snapshot.
Vehicle Speed Control complaints
428 reportsClear category filter44,000 miles · Jul 28, 2011
Vehicle Speed Control
TL* THE CONTACT OWNS A 2007 FORD FREESTYLE. THE CONTACT STATED THAT WHILE DRIVING AT LOW SPEEDS, THE VEHICLE WOULD SURGE FORWARD. THE VEHICLE WAS TAKEN TO A LOCAL REPAIR SHOP, WHO DIAGNOSED THAT THE THROTTLE BODY WAS DEFECTIVE AND NEEDED TO BE REPLACED. THE MANUFACTURER WAS NOT MADE AWARE OF THE FAILURE. THE VEHICLE WAS NOT REPA…
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TL* THE CONTACT OWNS A 2007 FORD FREESTYLE. THE CONTACT STATED THAT WHILE DRIVING AT LOW SPEEDS, THE VEHICLE WOULD SURGE FORWARD. THE VEHICLE WAS TAKEN TO A LOCAL REPAIR SHOP, WHO DIAGNOSED THAT THE THROTTLE BODY WAS DEFECTIVE AND NEEDED TO BE REPLACED. THE MANUFACTURER WAS NOT MADE AWARE OF THE FAILURE. THE VEHICLE WAS NOT REPAIRED. THE FAILURE AND CURRENT MILEAGE WAS 44,000. THE VIN WAS UNAVAILABLE.
NHTSA ODI #10415504
50,000 miles · Jul 28, 2011
Vehicle Speed Control
TL* THE CONTACT OWNS A 2007 FORD FREESTYLE. THE CONTACT STATED THAT THE VEHICLE WOULD JERK WHEN SHIFTED INTO PARK AND SURGE FORWARD WHEN SHIFTED INTO DRIVE. THE FAILURES OCCURRED ON AN INTERMITTENT BASIS. THE VEHICLE WAS NOT TAKEN TO HAVE THE FAILURE DIAGNOSED OR REPAIRED. THE FAILURE MILEAGE WAS 50,000 AND THE CURRENT MILEAGE W…
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TL* THE CONTACT OWNS A 2007 FORD FREESTYLE. THE CONTACT STATED THAT THE VEHICLE WOULD JERK WHEN SHIFTED INTO PARK AND SURGE FORWARD WHEN SHIFTED INTO DRIVE. THE FAILURES OCCURRED ON AN INTERMITTENT BASIS. THE VEHICLE WAS NOT TAKEN TO HAVE THE FAILURE DIAGNOSED OR REPAIRED. THE FAILURE MILEAGE WAS 50,000 AND THE CURRENT MILEAGE WAS 53,000.
NHTSA ODI #10415500
58,226 miles · Jul 28, 2011
Vehicle Speed Control
TL* THE CONTACT OWNS A 2007 FORD FREESTYLE. THE CONTACT STATED THAT THE VEHICLE WOULD LUNGE FORWARD WHEN SHIFTED INTO DRIVE OR REVERSE, FORCING HER TO APPLY HEAVY PRESSURE TO THE ACCELERATOR PEDAL. THE TACOMETER WOULD DISPLAY A READING OF 2,500 RPMS DURING THE FAILURE. NEITHER THE DEALER, NOR THE MANUFACTURER WERE MADE AWARE OF …
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TL* THE CONTACT OWNS A 2007 FORD FREESTYLE. THE CONTACT STATED THAT THE VEHICLE WOULD LUNGE FORWARD WHEN SHIFTED INTO DRIVE OR REVERSE, FORCING HER TO APPLY HEAVY PRESSURE TO THE ACCELERATOR PEDAL. THE TACOMETER WOULD DISPLAY A READING OF 2,500 RPMS DURING THE FAILURE. NEITHER THE DEALER, NOR THE MANUFACTURER WERE MADE AWARE OF THE FAILURE. THE VEHICLE WAS NOT REPAIRED. THE FAILURE MILEAGE WAS 58,226 AND THE CURRENT MILEAGE WAS 69,900.
NHTSA ODI #10415491
100,000 miles · Jul 28, 2011
Vehicle Speed Control
TL* THE CONTACT OWNS A 2007 FORD FREESTYLE. THE CONTACT STATED THAT WHENEVER THE AIR CONDITIONER WAS TURNED ON, THE ENGINE WOULD BEGIN TO REV AND ACCELERATE. THE FAILURE WOULD ALSO OCCUR WHEN THE VEHICLE SAT IDLE FOR ANY PERIOD OF TIME. THE VEHICLE WAS TAKEN TO AN INDEPENDENT DEALER, WHO ADVISED THE CONTACT TO TAKE THE VEHICLE T…
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TL* THE CONTACT OWNS A 2007 FORD FREESTYLE. THE CONTACT STATED THAT WHENEVER THE AIR CONDITIONER WAS TURNED ON, THE ENGINE WOULD BEGIN TO REV AND ACCELERATE. THE FAILURE WOULD ALSO OCCUR WHEN THE VEHICLE SAT IDLE FOR ANY PERIOD OF TIME. THE VEHICLE WAS TAKEN TO AN INDEPENDENT DEALER, WHO ADVISED THE CONTACT TO TAKE THE VEHICLE TO AN AUTHORIZED DEALER. THE VEHICLE WAS NOT YET TAKEN TO AN AUTHORIZED DEALER. THE FAILURE MILEAGE WAS 100,000 AND THE CURRENT MILEAGE WAS 125,000. UPDATED 11/23/11*BF THE CONSUMER STATED WHEN THE A/C WAS IN USE, THE VEHICLE WOULD ACCELERATE ON ITS OWN. UPDATED 11/30/11
NHTSA ODI #10415471
69,900 miles · Jul 27, 2011
Unknown Or OtherVehicle Speed ControlCrash
SEVERAL TIMES MY VEHICLE SURGES FORWARD WHEN MOVING AT SLOW SPEEDS OR BRAKING. THIS HAS HAPPENED WHILE DRIVING FORWARD AND REVERSE. MORE NOTICEABLE WHEN THE A/C IS ON. EVEN WHEN MY FOOT IS ON THE BRAKE . I CAN HEAR THE ENGINE REVVING WHEN THIS IS HAPPENING - EVEN THOUGH MY FOOT IS ON THE BRAKE.IT ALSO LOSES POWER ON THE FREEWAY …
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SEVERAL TIMES MY VEHICLE SURGES FORWARD WHEN MOVING AT SLOW SPEEDS OR BRAKING. THIS HAS HAPPENED WHILE DRIVING FORWARD AND REVERSE. MORE NOTICEABLE WHEN THE A/C IS ON. EVEN WHEN MY FOOT IS ON THE BRAKE . I CAN HEAR THE ENGINE REVVING WHEN THIS IS HAPPENING - EVEN THOUGH MY FOOT IS ON THE BRAKE.IT ALSO LOSES POWER ON THE FREEWAY AND BECOMES VERY SLUGGISH IN ACCELERATION.THE VEHICLE WOULD LOSE POWER UNEXPECTEDLY WHEN DRIVING 10 MPH AND UP. ALSO I HAD A MINOR ACCIDENT,THE VEHICLE ACCELERATED BY ITSELF AND I HIT A WALL IN MY GARAGE. ALSO, IT WOULD NOT GO FORWARD AND WHEN PUT IN REVERSE IT WOULD ACCELERATE--THIS HAPPENED IN THE MIDDLE OF TRAFFIC DURING RUSH HOUR. WE FINALLY TOOK IT TO THE DEALER TO HAVE IT LOOKED AT, THEY TOLD US IT WAS THE THROTTLE BODY AND OUR MASTER TECH GUARANTEE DID NOT COVER THE EXPENSE. ALL THEY DID WAS CLEAN THE THROTTLE UP (IS EXPECTED TO HAVE MORE PROBLEMS LATER) BECAUSE THE COST WAS OVER $700 AND WE CANNOT AFFORD IT AT THE TIME. SO, AFTER WE TOOK IT OUT OF THE SHOP THE CAR IS NOW ONLY ACCELERATING TO NO MORE THAN 4000
NHTSA ODI #10416038
49,900 miles · Jul 27, 2011
Vehicle Speed Control
TL* THE CONTACT OWNS A 2007 FORD FREESTYLE. THE CONTACT WAS DRIVING 25 MPH WITH THE AIR CONDITIONER ACTIVE WHEN THE VEHICLE LUNGED FORWARD ABNORMALLY. THE CONTACT STATED THAT THE FAILURE WOULD RECUR WHEN THE AIR CONDITIONER WAS ACTIVATED AND THE VEHICLE WOULD LUNGE EITHER FORWARD OR IN REVERSE WITHOUT WARNING. THE CONTACT TOOK…
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TL* THE CONTACT OWNS A 2007 FORD FREESTYLE. THE CONTACT WAS DRIVING 25 MPH WITH THE AIR CONDITIONER ACTIVE WHEN THE VEHICLE LUNGED FORWARD ABNORMALLY. THE CONTACT STATED THAT THE FAILURE WOULD RECUR WHEN THE AIR CONDITIONER WAS ACTIVATED AND THE VEHICLE WOULD LUNGE EITHER FORWARD OR IN REVERSE WITHOUT WARNING. THE CONTACT TOOK THE VEHICLE TO A LOCAL MECHANIC WHERE THE THROTTLE BODY WAS REPLACED BUT THE FAILURE PERSISTED. THE THROTTLE WAS REPLACED A SECOND TIME IN AN ATTEMPT TO CORRECT THE FAILURE. THE CONTACT STATED SHE DID NOT FEEL SAFE OPERATING THE VEHICLE. THE FAILURE MILEAGE WAS 49,900. THE CONSUMER STATED THE VEHICLE IS CURRENTLY AT THE DEALERSHIP UPDATED 08/24/11*JB UPDATED 08/24/11 *BF
NHTSA ODI #10415421
70,000 miles · Jul 27, 2011
Vehicle Speed Control
STARTING AT ABOUT 70,000 MILES 2007 FORD FREESTYLE BEGIN HAVING INTERMITTENT PROBLEMS WITH SURGING WHEN ACCELERATING IN FORWARD OR REVERSE. ALMOST FELT UNCONTROLLABLE AT TIMES. IT COULD BE EXTREMELY DANGEROUS, ESPECIALLY WHEN BACKING OUT OF A PARKING SPACE AND SOMEONE WALKS BEHIND AND YOU ARE HAVING TROUBLE CONTROLLING THE SUR…
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STARTING AT ABOUT 70,000 MILES 2007 FORD FREESTYLE BEGIN HAVING INTERMITTENT PROBLEMS WITH SURGING WHEN ACCELERATING IN FORWARD OR REVERSE. ALMOST FELT UNCONTROLLABLE AT TIMES. IT COULD BE EXTREMELY DANGEROUS, ESPECIALLY WHEN BACKING OUT OF A PARKING SPACE AND SOMEONE WALKS BEHIND AND YOU ARE HAVING TROUBLE CONTROLLING THE SURGE! NEW THROTTLE BODY PURCHASED AND INDUCTION SYSTEM CLEANED/NEW AIR FILTER-ALL TOLD ABOUT $900 PLUS TAX. *TR
NHTSA ODI #10415383
78,000 miles · Jul 27, 2011
Vehicle Speed Control
TL* THE CONTACT OWNS A 2007 FORD FREESTYLE. THE CONTACT STATED THAT WHEN REVERSING OR PLACING THE VEHICLE IN DRIVE, THE VEHICLE WOULD SURGE FORWARD. THE VEHICLE WOULD ALSO STALL AT ANY TIME. NEITHER THE DEALER NOR THE MANUFACTURER WERE NOTIFIED OF THE FAILURE. THE VEHICLEWAS NOT REPAIRED. THE FAILURE MILEAGE WAS 78,000 AND …
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TL* THE CONTACT OWNS A 2007 FORD FREESTYLE. THE CONTACT STATED THAT WHEN REVERSING OR PLACING THE VEHICLE IN DRIVE, THE VEHICLE WOULD SURGE FORWARD. THE VEHICLE WOULD ALSO STALL AT ANY TIME. NEITHER THE DEALER NOR THE MANUFACTURER WERE NOTIFIED OF THE FAILURE. THE VEHICLEWAS NOT REPAIRED. THE FAILURE MILEAGE WAS 78,000 AND THE CURRENT MILEAGE WAS 79,950. THE VIN WAS UNAVAILABLE.
NHTSA ODI #10415347
52,621 miles · Jul 25, 2011
Vehicle Speed Control
MY 2007 FORD FREESTYLE WOULD NOT ACCELERATE WHEN DRIVING, PUSHED GAS PEDAL ALL THE WAY DOWN TO ACHIEVE 20-30 MPH WHEN GOING FROM STOPPED POSITION UNDER TRAFFIC LIGHT. ALSO, WHEN PUTTING THE CAR IN REVERSE AND ACCELERATING SLOWLY, THE CAR WOULD JERK. WHEN RELEASING FOOT FROM GAS PEDAL, CAR JERKED ALSO INSTEAD OF SLOWLY DECELER…
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MY 2007 FORD FREESTYLE WOULD NOT ACCELERATE WHEN DRIVING, PUSHED GAS PEDAL ALL THE WAY DOWN TO ACHIEVE 20-30 MPH WHEN GOING FROM STOPPED POSITION UNDER TRAFFIC LIGHT. ALSO, WHEN PUTTING THE CAR IN REVERSE AND ACCELERATING SLOWLY, THE CAR WOULD JERK. WHEN RELEASING FOOT FROM GAS PEDAL, CAR JERKED ALSO INSTEAD OF SLOWLY DECELERATING. I HAD THIS REPAIRED AT A FORD DEALERSHIP AND WAS CHARGED FOR REPAIR OF THROTTLE BODY AND RELATED ITEMS. FINAL CHARGE WAS $ 1,041.93. *TR
NHTSA ODI #10415105
44,474 miles · Jul 25, 2011
Vehicle Speed Control
ON A HOT SUMMER DAY IN THE CHICAGO, IL SUBURBAN AREA (7/21/2011, OUTSIDE AIR TEMPERATURE OF 100 DEGREES F), I WAS COMPLETELY STOPPED AT A RED TRAFFIC LIGHT. I WAS THE FIRST CAR IN THE LANE OF TRAFFIC AWAITING THE LIGHT TO TRANSITION TO GREEN IN ORDER TO PROCEED SAFELY THROUGH THE INTERSECTION. SUDDENLY AND WHILE MY FOOT WAS CO…
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ON A HOT SUMMER DAY IN THE CHICAGO, IL SUBURBAN AREA (7/21/2011, OUTSIDE AIR TEMPERATURE OF 100 DEGREES F), I WAS COMPLETELY STOPPED AT A RED TRAFFIC LIGHT. I WAS THE FIRST CAR IN THE LANE OF TRAFFIC AWAITING THE LIGHT TO TRANSITION TO GREEN IN ORDER TO PROCEED SAFELY THROUGH THE INTERSECTION. SUDDENLY AND WHILE MY FOOT WAS COMPLETELY DEPRESSING THE BRAKE PEDAL OF THE AUTOMATIC TRANSMISSION 2007 FORD FREESTYLE (WITH APPROXIMATELY 44,000 MILES), THE VEHICLE JUMPED FORWARD (I.E., LUNGED) APPROXIMATELY 10-FEET. WHILE THERE WAS NO OTHER VEHICLE IN FRONT OF MY FREESTYLE, NO COLLISION WAS EXPERIENCED. HOWEVER, THE LUNGE WAS SIGNIFICANT ENOUGH THAT HAD ANOTHER PARTY'S VEHICLE BEEN IN FRONT OF MY FREESTYLE, I AM VERY CONFIDENT THAT A COLLISION WOULD HAVE BEEN EXPERIENCED. THE VEHICLE DASHBOARD "WRENCH" SYMBOL THEN ILLUMINATED. I WAS ABLE TO DRIVE THE VEHICLE TO THE FORD AUTHORIZED SERVICE AND SALES DEALER. THE VEHICLE WAS SLOW TO RESPOND TO ACCELERATION IN-ROUTE TO THE REPAIR CENTER. IN OTHER WORDS, THE VEHICLE "LIMPED" TO THE SERVICE CENTER. THE FORD SERVICE REPRESENTATIVES REPORTED THEIR DIAGNOSTIC CODE READINGS WERE INDICATIVE OF THE NEED FOR A NEW THROTTLE BODY ASSEMBLY. ONCE REPLACED ON 7/22/2011, THE VEHICLE IS PERFORMING AS EXPECTED IN A NORMAL FASHION. I HAVE THE DEFECTIVE PART IN MY POSSESSION, AND I AM WORKING TO PROVIDE THE UNIT TO A NHTSA REPRESENTATIVE. *TR
NHTSA ODI #10415070
NHTSA investigations
2PE11018 · Idle Instability
Opened May 11, 2011 · Closed Feb 7, 2013
Status: closed (inferred from source dates) · Vehicle Speed Control
On November 29, 2012, Ford Motor Company (Ford) initiated Customer Satisfaction Program 12N03 to extend warranty coverage terms for repair of engine idle RPM surge caused by throttle body deposits in all model year (MY) 2005 through 2007 Ford Freestyle, Five Hundred and Mercury Montego vehicles.The program extends the coverage for up to 10 years of service or 150,000 miles from the warranty start date of the vehicle (all vehicles are eligible for the program through May 31, 2013, regardless of mileage).Dealers will repair vehicles exhibiting the condition by removing and cleaning the throttle body and reprogramming the PCM with software containing an updated idle speed control strategy.According to Ford, some of the affected vehicles may experience momentary, intermittent engine idle RPM surge (idle flare) when stopped or during low speed driving maneuvers such as in a parking lot or driveway.Unstable idle speed control (dips and flares) around the target engine speed (700 rpm) can occur in vehicles with deposit build-up in the throttle body when the system adjusts engine speed in response to changes in engine load, typically from power steering application or air-conditioner compressor cycling.Idle speed control logic is only active at vehicle speeds below 3.5 mph and when the accelerator pedal is not applied.Ford testing of a vehicle with a worst case throttle body measured a maximum idle flare of 1360 RPM lasting approximately 1 second, which Ford indicated was consistent with system design to limit vehicle speed and acceleration in idle control mode.Ford indicated that the test vehicle was held in place with normal brake effort and that vehicle speed remained under 4 mph without the brake pedal applied.In addition to throttle body deposit accumulation, symptoms associated with the condition may include Check Engine lamp illumination and diagnostic trouble codes (DTCs) P0505, P0506 or P061B.Ford attributed the surge condition to changes in idle air flow resulting from the progressive buildup of deposits in the throttle body from normal Positive Crankcase Ventilation (PCV) system operation.This condition was not adequately compensated for in the original Powertrain Control Module (PCM) calibration.Ford issued a technical service bulletin on August 15, 2011 (TSB 11-8-5), releasing an updated powertrain control calibration for vehicles with CVT transmissions.On October 19, 2011, Ford issued a second bulletin (TSB 11-10-21) superseding TSB 11-8-5 and including updated powertrain control calibration for vehicles with 6-speed transmissions.Prior to Ford issuing the TSB?s, owner?s experiencing the alleged defect either received no repairs, if dealers could not duplicate the condition, or had the throttle body cleaned or replaced, which only provided temporary correction until the throttle deposit build-up returned.Ford?s revised powertrain calibrations appear to be effective remedies for the idle instability caused by build-up of throttle body deposits.However, even after the TSB?s were released, many owners experiencing the condition continued to have difficulty with proper diagnosis and repair as dealers were often either unable to duplicate the condition or were unfamiliar with the new repair procedures.Ford's new program addresses those concerns.NHTSA's testing and complaint analysis indicate that the idle speed control issue in the subject vehicles can only occur at very low speeds, are very brief events, are easily controlled by moderate brake pedal forces and result in minor increases in vehicle speed even with no braking.This investigation is closed.The closing of this in
PE08060 · Tire Valve Cracking
Opened Oct 14, 2008 · Closed Apr 9, 2009
Status: closed (inferred from source dates) · Tires:valve
ON OCTOBER 14, 2008, ODI OPENED PE08-060 TO INVESTIGATE ALLEGATIONS OF CRACKED AND LEAKING SNAP-IN TIRE VALVES IN MODEL YEAR (MY) 2007 VEHICLES MANUFACTURED BY FORD MOTOR COMPANY.THE VALVES WERE SUPPLIED TO FORD BY TOPSEAL AUTO-PARTS, A SUBSIDIARY OF THE SHANGHAI BAOLONG AUTOMOTIVE CORPORATION IN CHINA.VALVES MADE BY TOPSEAL FOR AFTERMARKET SALE WERE THE SUBJECT OF TWO RECENT SAFETY RECALLS BY TECH INTERNATIONAL (08T-018) AND DILL AIR CONTROLS (08T-028), THE LATTER OF WHICH WAS INVESTIGATED BY ODI IN PE08-036 AND EA08-022.THE DEFECT CONDITIONS ADDRESSED BY THE AFTERMARKET TIRE VALVE RECALLS BOTH INVOLVED INADEQUATE RESISTANCE TO OZONE CRACKING DUE TO ISSUES WITH THE SUPPLY OF ANTI-OZONANT CHEMICALS TO TOPSEAL FOR A PERIOD FROM JULY TO MID-NOVEMBER 2006.THE AFTERMARKET VALVES WERE COMPOUNDED WITH A BLEND OF EPDM AND NATURAL RUBBER, USING A RELATIVELY LOW PERCENTAGE OF EPDM (EPDM PROVIDES INHERENT RESISTANCE TO OZONE CRACKING).HENCE, THE NEED FOR ANTI-OZONANT CHEMICALS AND THE PROBLEMS WITH CRACKING WHEN THOSE CHEMICALS WERE MISSING OR OUT OF SPECIFICATION IN SOME LOTS OF VALVES.BOTH RECALL CAMPAIGNS INVOLVED INSPECTION PROGRAMS TO IDENTIFY AND REPLACE VALVES WITH VISIBLE SURFACE CRACKING.ALTHOUGH THE TOPSEAL VALVES SUPPLIED TO FORD ALSO APPEAR TO HAVE BEEN AFFECTED BY THE ANTI-OZONANT SUPPLY ISSUES IN MID TO LATE-2006, FORD INDICATED THAT ITS VALVES WERE MADE AT A DIFFERENT TOPSEAL PRODUCTION LINE AND WERE COMPOUNDED WITH A HIGHER PERCENTAGE OF EPDM RUBBER TO MEET MORE STRINGENT SPECIFICATIONS FROM FORD.ODI'S ANALYSIS OF COMPLAINT AND WARRANTY DATA PROVIDED BY FORD SHOWED THAT PROBLEMS WITH CRACKED TIRE VALVES WERE SIGNIFICANTLY HIGHER FOR MY 2007 VEHICLES PRODUCED FROM DECEMBER 2006 THROUGH MARCH 2007.FORD RESPONDED BY IMPLEMENTING CHANGES IN ITS MATERIAL SPECIFICATIONS FOR SNAP-IN RUBBER TIRE VALVES AND ALSO INCREASING THE QUALITY AND ACCEPTANCE STANDARDS FOR VALVES IMPORTED FOR USE IN ITS VEHICLES.WHILE THE COMPLAINT AND WARRANTY CLAIM RATES ARE ELEVATED FOR SUBJECT VEHICLES PRODUCED FROM DECEMBER 2006 THROUGH MARCH 2007, THE RATES OF LEAKING VALVES ARE WELL BELOW ONE PERCENT OF PRODUCTION FOR EACH OF THE PEAK MONTHS FOR ALL OF THE AFFECTED MODELS.A SUBSTANTIAL MAJORITY OF THE SUBJECT VEHICLES ARE EQUIPPED WITH TIRE PRESSURE MONITORING SYSTEMS (TPMS) WHICH WARN THE DRIVER WHEN ANY TIRE PRESSURES DROPS BELOW 25 PERCENT OF RECOMMENDED INFLATION PRESSURE. AS OUTLINED IN A LETTER TO ODI DATED APRIL 6, 2009, FORD HAS AGREED TO SEND LETTERS TO OWNERS OF CERTAIN MY 2007 AND 2008 FORD, LINCOLN AND MERCURY VEHICLES TO PROVIDE INFORMATION ABOUT THE CRACKING CONCERN. LETTERS WILL BE SENT TO OWNERS OF VEHICLES BUILT FROM NOVEMBER 2006 THROUGH MAY 2007.OWNERS CAN OPT FOR A FREE DEALER INSPECTION.VALVES EXHIBITING SURFACE CRACKS OR AIR LEAKAGE RELATED TO OZONE ATTACK WILL BE REPLACED BY FORD UNDER ITS NORMAL WARRANTY TERMS.FORD EXPECTS TO SEND THE LETTER BY APPROXIMATELY MID-MAY 2009. BASED ON THE USE OF TPMS IN THE MAJORITY OF SUBJECT VEHICLES AND THE RELATIVELY LOW RATES OF REPAIRS ASSOCIATED WITH LEAKING VALVES AND RESULTANT TIRE DAMAGE, ODI BELIEVES THAT THE ACTIONS FORD HAS AGREED TO TAKE WILL PROVIDE EFFECTIVE AND EXPEDITIOUS RESOLUTION FOR VEHICLES THAT WERE BUILT DURING THE PERIOD WHEN VALVES WITH INADEQUATE RESISTANCE TO OZONE CRACKING WERE MOST LIKELY TO HAVE BEEN USED IN VEHICLE PRODUCTION.FURTHER INVESTIGATION OF THIS MATTER WOULD NOT BE AN EFFICIENT ALLOCATION OF AGENCY RESOURCES.ACCORDINGLY, THIS INVESTIGATION IS CLOSED.THE CLOSING OF THIS INVESTIGATION DOES NOT CONSTITUTE A FINDING BY NHTSA THAT A SAFETY-RELATED DEFECT DOES NOT EXIST.THE AGENCY WILL CONTINUE TO