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2008 Ford Expedition

Owner reports · Recalls · Investigations

Similar to other model years

Owner complaints for the 2008 Ford Expedition do not stand out strongly from the model-year median of 155.

About this comparison →

When problems were reported

Mileage at the reported incident

117 reports with mileage · 29 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.

  • Structure. Review the 34 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Service Brakes. Review the 19 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Power Train. Review the 14 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →

NHTSA owner reports · September 18, 2026 snapshot.

24 crash reports2 fire reports10 injury reports

Service Brakes, Hydraulic complaints

13 reports
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90,000 miles · Feb 26, 2015
Service Brakes, Hydraulic

TL* THE CONTACT OWNS A 2008 FORD EXPEDITION. THE CONTACT STATED THAT WHILE DRIVING AT APPROXIMATELY 55, THE BRAKE PEDAL WAS DEPRESSED BUT THE BRAKES FAILED TO RESPOND. THE VEHICLE WAS TOWED TO A DEALER, WHO DIAGNOSED THAT THE MASTER CYLINDER NEEDED TO BE REPLACED. THE VEHICLE WAS REPAIRED BUT THE FAILURE RECURRED ON NUMEROUS OCC…

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TL* THE CONTACT OWNS A 2008 FORD EXPEDITION. THE CONTACT STATED THAT WHILE DRIVING AT APPROXIMATELY 55, THE BRAKE PEDAL WAS DEPRESSED BUT THE BRAKES FAILED TO RESPOND. THE VEHICLE WAS TOWED TO A DEALER, WHO DIAGNOSED THAT THE MASTER CYLINDER NEEDED TO BE REPLACED. THE VEHICLE WAS REPAIRED BUT THE FAILURE RECURRED ON NUMEROUS OCCASIONS. THE MANUFACTURER WAS MADE AWARE OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 90,000.

NHTSA ODI #10690955

Mileage unknown · Aug 13, 2012
Power TrainService Brakes, HydraulicStructureCrash

THIS IS A USED CAR WE WERE GOING TO BUY AT A REPUTABLE DEALER'S LOT. SALESMAN ASSURED US IT HAD NOT BEEN IN AN ACCIDENT. UPON INSPECTION BY OUR MECHANIC, IT WAS DETERMINED THAT THIS VEHICLE HAD EXTENSIVE FRONT END DAMAGE, BEING REBUILT WITH SALVAGE PARTS AND REPAINTED, PROBABLY IN MEXICO. THE TRANSMISSION NEEDED COSTLY REPAIR…

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THIS IS A USED CAR WE WERE GOING TO BUY AT A REPUTABLE DEALER'S LOT. SALESMAN ASSURED US IT HAD NOT BEEN IN AN ACCIDENT. UPON INSPECTION BY OUR MECHANIC, IT WAS DETERMINED THAT THIS VEHICLE HAD EXTENSIVE FRONT END DAMAGE, BEING REBUILT WITH SALVAGE PARTS AND REPAINTED, PROBABLY IN MEXICO. THE TRANSMISSION NEEDED COSTLY REPAIRS. IT HAD ALSO HAD THE TAILGATE REMOVED, POSSIBLY REPLACED, AND THE BRAKE PEDAL WAS WELDED ON. *TR

NHTSA ODI #10470448

82,000 miles · Apr 24, 2012
Service Brakes, Hydraulic

TL* THE CONTACT OWNS A 2008 FORD EXPEDITION. THE CONTACT STATED THAT THE VEHICLE STABILITY CONTROL WARNING LIGHT ILLUMINATED. THE CONTACT APPLIED THE BRAKES WHEN THE VEHICLE BEGIN TO SHIMMY AND THE BRAKE WAS ABNORMALLY DEPRESSED INTO THE FLOORBOARD. THE VEHICLE WAS TAKEN TO THE DEALER WHO ADVISED THAT THERE WERE NO RECALLS FOR…

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TL* THE CONTACT OWNS A 2008 FORD EXPEDITION. THE CONTACT STATED THAT THE VEHICLE STABILITY CONTROL WARNING LIGHT ILLUMINATED. THE CONTACT APPLIED THE BRAKES WHEN THE VEHICLE BEGIN TO SHIMMY AND THE BRAKE WAS ABNORMALLY DEPRESSED INTO THE FLOORBOARD. THE VEHICLE WAS TAKEN TO THE DEALER WHO ADVISED THAT THERE WERE NO RECALLS FOR THE FAILURE. THE MANUFACTURER WAS NOT CONTACTED. THE FAILURE MILEAGE WAS 82,000.

NHTSA ODI #10456290

73,000 miles · Feb 22, 2012
Electronic Stability Control (esc)Service Brakes, Hydraulic

DRIVING AT APPROX 35 MPH ON DRY PAVEMENT. I APPROACHED A 2 WAY INTERSECTION WITH ONE STOP SIGN. TRACTION CONTROL LIGHT ILLUMINATED AND VEHICLE WOULD NOT STOP. BRAKES WERE PUMPED MULTIPLE TIMES WITH NO CHANGE. VEHICLE WENT THROUGH STOP SIGN AND OFF THE ROAD EVENTUALLY COMING TO A STOP NATURALLY WITHOUT THE ASSISTANCE OF THE BRAKE…

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DRIVING AT APPROX 35 MPH ON DRY PAVEMENT. I APPROACHED A 2 WAY INTERSECTION WITH ONE STOP SIGN. TRACTION CONTROL LIGHT ILLUMINATED AND VEHICLE WOULD NOT STOP. BRAKES WERE PUMPED MULTIPLE TIMES WITH NO CHANGE. VEHICLE WENT THROUGH STOP SIGN AND OFF THE ROAD EVENTUALLY COMING TO A STOP NATURALLY WITHOUT THE ASSISTANCE OF THE BRAKES. VEHICLE WAS PLACED IN PARK AND TRACTION CONTROL LIGHT WENT OFF. BRAKES WERE THEN PRESSED AGAIN AND BRAKE PRESSURE WAS FELT. IF A VEHICLE WOULD HAVE BEEN COMING THOUGH THE INTERSECTION A SERIOUS CRASH COULD HAVE OCCURRED. *TR

NHTSA ODI #10448940

Mileage unknown · Nov 7, 2011
Service Brakes, HydraulicCrashInjury

MY VEHICLE WAS INVOLVED IN AN ACCIDENT WHILE COMING INTO A CUB TO GET ONTO THE FREEWAY THE VEHICLE IN FRONT OF ME MADE A SUDDEN STOP IN AN EMERGENCY PANIC I HIT MY BRAKES AND MY EXPEDITION NEVER ATTEMPTED TO STOP. AS I EXPLAINED TO TWO OF OFFICERS ON THE SCENE I WAS STANDING ON MY BRAKES AND IT WOULD NOT STOP. THE FOLLOWING BU…

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MY VEHICLE WAS INVOLVED IN AN ACCIDENT WHILE COMING INTO A CUB TO GET ONTO THE FREEWAY THE VEHICLE IN FRONT OF ME MADE A SUDDEN STOP IN AN EMERGENCY PANIC I HIT MY BRAKES AND MY EXPEDITION NEVER ATTEMPTED TO STOP. AS I EXPLAINED TO TWO OF OFFICERS ON THE SCENE I WAS STANDING ON MY BRAKES AND IT WOULD NOT STOP. THE FOLLOWING BUSINESS DAY I WAS GIVEN INFORMATION FROM MY INSURANCE COMPANY THERE WAS A RASH OF PROBLEMS WITH THE BRAKES ON THIS PARTICULAR MODEL. FOLLOWING THE REPAIRS THE DEALERSHIP KEPT MY VEHICLE FOR 3 WEEKS TRYING TO FIGURE OUT WHAT HAPPENED TO MY BRAKE AND DISCOVERED FROM THE COMPUTER THERE WAS A PROBLEM PRIOR TO ME HAVING THE ACCIDENT. THE DAY I WENT TO PICK IT UP AFTER THREE WEEKS IN THE SHOP FOR BRAKES ALONE AGAIN I WAS PUT INTO MY FOURTH RENTAL VEHICLE BECAUSE THE TRUCK NEVER LEFT THE SHOP. TODAY MY BRAKES STILL WILL NOT STOP PROPERLY AND TO TOP IT OFF AFTER GIVING FORD A COPY OF THE RECALL FOR THE BRAKES, SENSORS, AND TRANSMISSION BY THE WAY OF WHICH THE DEALERSHIP HAS SUPPOSEDLY ADJUSTED PRIOR TO THE ACCIDENT I STILL GOT STUCK WITH THE REPAIR BILLS. I TALKED WITH A CERTIFIED FORD BRAKE SPECIALIST THE DAY I GOT MY VEHICLE FROM THE SHOP AND EXPLAINED WHAT HAPPENED, WHAT THE DEALERSHIP SAID AND DID AS WELL AS MY BRAKES STILL GO TO FLOOR BUT NOT TO MY SURPRISE HE TOLD ME IT WAS NOT RIGHT AND NEEDED TO GO BACK BECAUSE THE VEHICLE STILL IN NOT SAFE TO DRIVE BUT THE DEALERSHIP INSIST THESE BRAKE ARE SUPPOSE TO BE SOFT AND SQUISHY AS THE SHOP FOREMAN TOLD ME. THERE IS A SERIOUS PROBLEM WITH THIS VEHICLE AND UNFORTUNATELY IT IS MY ONLY MODE OF TRANSPORTATION AND I CAN'T AFFORD TO TRADE IT OR GET ANOTHER AT THIS TIME BUT SERIOUS SAFETY ISSUES DO EXIST. *TR

NHTSA ODI #10434423

Mileage unknown · Sep 26, 2011
Service Brakes, HydraulicCrash

ON SEPTEMBER 4, 2011 ATTEMPTING TO APPLY MY BRAKES DUE TO A VEHICLE THAT ABRUPTLY STOPPED WITHOUT WARNING MY VEHICLE WOULD NOT STOP FEELING AS IF THE BRAKES WERE NOT GRIPPING I HIT THE REAR OF THE VEHICLE IN FRONT OF ME. PRIOR TO THE ACCIDENT THE FORD DEALERSHIP CHANGED THE REAR BRAKE TO INCLUDE INSTALLING A NEW REAR BRAKE LINE…

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ON SEPTEMBER 4, 2011 ATTEMPTING TO APPLY MY BRAKES DUE TO A VEHICLE THAT ABRUPTLY STOPPED WITHOUT WARNING MY VEHICLE WOULD NOT STOP FEELING AS IF THE BRAKES WERE NOT GRIPPING I HIT THE REAR OF THE VEHICLE IN FRONT OF ME. PRIOR TO THE ACCIDENT THE FORD DEALERSHIP CHANGED THE REAR BRAKE TO INCLUDE INSTALLING A NEW REAR BRAKE LINE KIT STATING THERE WAS NOTHING WRONG WITH THE FRONT AS THEY HAD NOT WORN DOWN YET. NOT KNOW MUCH ABOUT ABS I INQUIRED ABOUT WHY THE REAR BRAKES WERE WORN AND THE FRONT BRAKES WERE STILL GOOD, I CANNOT REMEMBER THE EXPLANATION THE SERVICE REPRESENTATIVE GAVE BUT I FELT IT WAS NOT RIGHT. SIX MONTHS LATER MY BRAKES DON''T ALLOW ME TO STOP WHEN AN EMERGENCY ARISES PUTTING MY CHILDREN AND MYSELF IN DANGER ALONG WITH THE PEOPLE IN FRONT OF US HAD WE ALREADY BEEN ON THE FREEWAY. I CAN''T SAY FOR SURE IF IT WAS THE FRONT OR THE REAR BRAKES THAT SLOWED THE VEHICLE DOWN BUT IT DID NOT ATTEMPT TO STOP COMING INTO A DOWNHILL CURVE UNTO THE FREEWAY. THERE WAS NO HESITATION IN THE BRAKES NO MATTER HOW HARD I PRESSED THEM TO STOP. AFTER HAVING MY VEHICLE CHECKED AT THE BODY SHOP IT WAS DETERMINED THERE IS A PROBLEM WITH THE ABS BUT FORD IS REFUSING TO ACKNOWLEDGE THE PROBLEMS. *TR

NHTSA ODI #10427516

43,588 miles · Aug 18, 2011
Service Brakes, Hydraulic

TL* THE CONTACT OWNS A 2008 FORD EXPEDITION. THE CONTACT STATED THE HYDRAULIC CONTROL MODULE FAILED TWICE IN THE PAST YEAR. THE BRAKE PEDAL WAS DEPRESSED ABNORMALLY INTO THE FLOORBOARD AND THE CONTACT HAD TO PUMP THE BRAKES BEFORE GETTING A RESPONSE. THE SECOND TIME THE FAILURE RECURRED, THE ABS LIGHT ILLUMINATED ON THE INSTRUME…

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TL* THE CONTACT OWNS A 2008 FORD EXPEDITION. THE CONTACT STATED THE HYDRAULIC CONTROL MODULE FAILED TWICE IN THE PAST YEAR. THE BRAKE PEDAL WAS DEPRESSED ABNORMALLY INTO THE FLOORBOARD AND THE CONTACT HAD TO PUMP THE BRAKES BEFORE GETTING A RESPONSE. THE SECOND TIME THE FAILURE RECURRED, THE ABS LIGHT ILLUMINATED ON THE INSTRUMENT PANEL BEFORE THE FAILURE. THE FAILURE MILEAGE WAS 43,588 AND THE CURRENT MILEAGE WAS 65,505. UPDATED 09/21/11 *BF

NHTSA ODI #10420008

26,545 miles · Feb 22, 2010
Power TrainService Brakes, Hydraulic

ON 2 SEPARATE EVENTS MY FORD EXPEDITION ROLLED DOWN THE DRIVEWAY WHEN IT WAS IN PARKED WITH FOOT BRAKE ENGAGED. I TOOK IT TO THE FORD SERVICE DEPARTMENT AND THEY CLAIM THEY COULD NOT FIND ANY ISSUES. THIS WEEKEND WITH TRANSMISSION IN PARK AND FOOT BRAKE ENGAGED THE VEHICLE ROLLED BACKWARDS AGAIN ALMOST RUNNING OVER ME. *TR

NHTSA ODI #10312780

9,000 miles · Jan 31, 2009
Electronic Stability Control (esc)Service Brakes, Hydraulic

I PURCHASED A 2008 FORD EXPEDITION IN DEC 07. IN OCT 08 WHEN MY WIFE APPLIED THE BRAKES AT APPROX 40 MPH THE TRACTION CONTROL LIGHT CAME ON, THE ABS TOOK OVER, AND THE STEERING WHEEL BEGAN TO SHAKE VIOLENTLY AND THE VEHICLE WAS EXTREMELY HARD FOR MY WIFE TO STOP AND SHE ROLLED PAST THE STOP SIGN AND WAS ALMOST HIT BY ANOTHER VEH…

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I PURCHASED A 2008 FORD EXPEDITION IN DEC 07. IN OCT 08 WHEN MY WIFE APPLIED THE BRAKES AT APPROX 40 MPH THE TRACTION CONTROL LIGHT CAME ON, THE ABS TOOK OVER, AND THE STEERING WHEEL BEGAN TO SHAKE VIOLENTLY AND THE VEHICLE WAS EXTREMELY HARD FOR MY WIFE TO STOP AND SHE ROLLED PAST THE STOP SIGN AND WAS ALMOST HIT BY ANOTHER VEHICLE. THE VEHICLE WAS RETURNED TO THE DEALER FOR THE REPAIR. THIS HAS HAPPENED A TOTAL OF FOUR TIMES, THREE TIMES IT HAS BEEN TO THE DEALER FOR THE SAME PROBLEM. THIS HAS BECOME AN EXTREME SAFETY PROBLEM FOR MY WIFE SINCE EVERY TIME THIS HAS HAPPENED IT IS REALLY HARD FOR HER TO CONTROL AND STOP THE VEHICLE. I HAVE STATED A CASE WITH FORD CUSTOMER CARE AND THE VEHICLE IS CURRENTLY AT THE DEALER FOR THE THIRD TIME. FORD SAID THEY WOULD HAVE TO SEND AN ENGINEER TO GO OVER THE VEHICLE BECAUSE THE FORD MECHANICS ARE UNABLE TO FIX THE PROBLEM. SO FAR NONE OF THE FORD PERSONNEL SEEM TO KNOW WHY OR WHAT CAUSES THIS AND SEEM TO THINK IT IS PERFECTLY FINE TO USE MY FAMILY AS THEIR CRASH TEST DUMMIES. *TR

NHTSA ODI #10257038

Mileage unknown · Dec 30, 2008
Service Brakes, Hydraulic

2008 FORD EXPEDITION WITH BRAKE FAILURE. CONSUMER STATES THAT ON AT LEAST SIX OCCASIONS THE BRAKES HAVE FAILED MOMENTARILY. PEDAL RATCHETS DOWN, MAKES A TAPPING SOUND THEN BRAKING POWER IS LOST. *KB THE CONSUMER STATED THE INCIDENTS HAPPENED DURING NORMAL BRAKING. *JB

NHTSA ODI #10253488

Official recalls

3

08V166000 · Tires:pressure Monitoring And Regulating Systems

Apr 11, 2008

FORD IS RECALLING 158 MY 2008 EXPEDITION AND LINCOLN NAVIGATOR VEHICLES EQUIPPED WITH A TIRE PRESSURE MONITORING SYSTEM (TPMS) AND THE LIMO BUILDERS PACKAGE FOR FAILING TO CONFORM TO THE REQUIREMENTS OF FEDERAL MOTOR VEHICLE SAFETY STANDARD NO. 138, Z"TIRE PRESSURE MONITORING SYSTEMS." THE TIRE PRESSURE WAS INCREASED FROM 35 PSI TO 40 PSI WITHOUT A COMMENSURATE UPDATE TO THE TPMS CALIBRATIONS.

Consequence & remedy

Consequence: THE TPMS INDICATOR LIGHT WILL NOT ILLUMINATE WHEN A TIRE PRESSURE IS IS 25% BELOW THE 40 PSI VALUE STATED ON THE TIRE PLACARD LABEL OCCURS.

Remedy: DEALERS WILL RECONFIGURE THE TPMS THRESHOLDS TO THE APPROPRIATE PRESSURES. THE RECALL BEGAN ON APRIL 23, 2008. OWNERS MAY CONTACT FORD AT 1-800-392-3673.

08V058000 · Latches/locks/linkages:doors:latch

Feb 5, 2008

FORD IS RECALLING 123,632 MY 2007-2008 EXPEDITION AND LINCOLN NAVIGATOR VEHICLES. THE DOOR HANDLE HOUSING EMBOSSMENT RETAINING THE BOTTOM OF THE INTERIOR DOOR HANDLE SPRING ON ALL SIDE DOORS MAY FRACTURE DURING NORMAL CUSTOMER USAGE. THIS CAN RESULT IN INSUFFICIENT SPRING FORCE TO RETURN THE HANDLE TO THE FULLY CLOSED POSITION. THE HANDLE MAY BE LOOSE CAUSING A RATTLE OR NOISE AND THE HANDLE MAY NOT RETURN TO THE FULLY CLOSED POSITION. THIS CONDITION MAY ALSO PROVIDE A DELAYED RESISTANCE WHEN ACTUATING THE HANDLE PRIOR TO OPENING THE DOOR.

Consequence & remedy

Consequence: IN THE EVENT OF A SIDE IMPACT CRASH, THE INTERIOR DOOR HANDLE MAY CAUSE THE DOOR LATCH TO OPEN INCREASING THE RISK OF INJURY TO A VEHICLE OCCUPANT.

Remedy: DEALERS WILL REPLACE THE INTERIOR HANDLE SPRING ON ALL SIDE DOORS. THE RECALL BEGAN ON MARCH 5, 2008. OWNERS MAY CONTACT FORD AT 1-800-392-3673.

07V541000 · Air Bags:frontal:driver Side:inflator Module

Nov 21, 2007

CERTAIN VEHICLES FAIL TO CONFORM TO THE REQUIREMENTS SPECIFIED IN FEDERAL MOTOR VEHICLE SAFETY STANDARD NO. 208, 'OCCUPANT CRASH PROTECTION.' THE DRIVER AIR BAG MODULE MAY NOT HAVE BEEN PROPERLY ASSEMBLED.

Consequence & remedy

Consequence: THIS CONDITION MAY PREVENT THE DRIVER AIR BAG FROM PROPERLY DEPLOYING AND REDUCE OCCUPANT PROTECTION IN THE EVENT OF A CRASH.

Remedy: DEALERS WILL REPLACE YOUR DRIVER AIR BAG MODULE FREE OF CHARGE. THE RECALL BEGAN ON NOVEMBER 20, 2007. OWNERS MAY CONTACT FORD AT 1-800-392-3673.

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

1

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