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2008 Mercury Grand Marquis

Owner reports · Recalls · Investigations

Similar to other model years

Owner complaints for the 2008 Mercury Grand Marquis do not stand out strongly from the model-year median of 78.

About this comparison →

How this year compares

Owner complaints by model year

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Counts vary with age, sales and reporting. They are not failure rates.

What owners reported most

All reported categories

Tap a category to read its complaints. One report may name several components.

When problems were reported

Mileage at the reported incident

66 reports with mileage · 12 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.

  • Steering. Review the 21 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Vehicle Speed Control. Review the 15 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Electrical System. Review the 9 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →

NHTSA owner reports · September 18, 2026 snapshot.

11 crash reports1 fire reports7 injury reports

What owners actually said

78 reports
63,824 miles · May 27, 2020
Fuel System, Gasoline

TL* THE CONTACT OWNS A 2008 MERCURY GRAND MARQUIS. THE CONTACT STATED THAT WHILE REVERSING THE VEHICLE, HE HEARD AN ABNORMAL NOISE COMING FROM UNDERNEATH THE VEHICLE. THE CONTACT EXITED THE VEHICLE TO INSPECT THE VEHICLE. THE CONTACT STATED THAT THE FUEL TANK DETACHED AND WAS HANGING DOWN UNDERNEATH THE VEHICLE. THE VEHICLE WAS …

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TL* THE CONTACT OWNS A 2008 MERCURY GRAND MARQUIS. THE CONTACT STATED THAT WHILE REVERSING THE VEHICLE, HE HEARD AN ABNORMAL NOISE COMING FROM UNDERNEATH THE VEHICLE. THE CONTACT EXITED THE VEHICLE TO INSPECT THE VEHICLE. THE CONTACT STATED THAT THE FUEL TANK DETACHED AND WAS HANGING DOWN UNDERNEATH THE VEHICLE. THE VEHICLE WAS NOT TAKEN TO BE DIAGNOSED NOR REPAIRED. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE HOWEVER, THERE WAS NO ASSISTANCE PROVIDED. THE FAILURE MILEAGE WAS 63,824.

NHTSA ODI #11326128

57,600 miles · Oct 9, 2019
Electrical SystemExterior Lighting

FIRST TRIED THE HAZARD WARNING LIGHTS WHILE PARKED ON THE SIDE OF A HIGHWAY AND THEY DID NOT WORK. WHEN I DROVE OFF I PUT THE HEADLIGHTS ON AND TURNED ON THE WINDSHIELD WIPERS. WHEN I GOT HOME I TURNED OFF THE WIPERS AND THE HEADLIGHTS BUT THE HEADLIGHTS STAYED ON. I DISCONNECTED THE BATTERY CABLE AND 2 DAYS LATER I DROVE TO THE…

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FIRST TRIED THE HAZARD WARNING LIGHTS WHILE PARKED ON THE SIDE OF A HIGHWAY AND THEY DID NOT WORK. WHEN I DROVE OFF I PUT THE HEADLIGHTS ON AND TURNED ON THE WINDSHIELD WIPERS. WHEN I GOT HOME I TURNED OFF THE WIPERS AND THE HEADLIGHTS BUT THE HEADLIGHTS STAYED ON. I DISCONNECTED THE BATTERY CABLE AND 2 DAYS LATER I DROVE TO THE FORD DEALERSHIP. WHILE DRIVING I NOTICED THAT MY TURN SIGNALS WERE NOT WORKING. WHEN I GOT TO THE DEALERSHIP I POINTED OUT THESE PROBLEMS TO THE SERVICE MANAGER. I LEFT THE CAR AND THEY DIAGNOSED A BAD LIGHT CONTROL MODULE. MY CAR IS 2008 MERCURY GRAND MARQUIS LS WITH 57,628 MILES. THEY CHARGED ME $740 TO REPLACE THE MODULE. I RESEARCHED RECALLS AND I SAW A RECALL 15S39 WITH # 15V861000 FOR THIS EXACT PROBLEM BUT IT ONLY APPLIED TO THESE SAME CARS THRU CY 2005. MY CAR IS A 2008. I TALKED TO THE DEALER AND THE FORD CUSTOMER REPRESENTATIVE AT 866 436 7332 AND THEY SAID THE NHTSA DETERMINES THE EFFECTED VIN NUMBER VEHICLES. THERE IS ALSO A FORD CUSTOMER SATISFACTION PROGRAM 14N01 WHICH DEALT WITH THIS SETTLEMENT FOR VEHICLES THRU CY 2005. I BELIEVE THEY EXTENDED THE WARRANTY FOR THE LCM MODULE FOR 15 YEARS AND 250,000 MILES FOR THE EFFECTED VEHICLES THRU CY 2005 AND THEY EVEN RECOMPENSATED CUSTOMER'S WHO PAID FOR EXORBITANT REPAIR BILLS FOR THE LIGHT CONTROL MODULE. MY DEALER INVOICE # IS 460317 WITH KELLY FORD, INC, 776 S. MAGNOLIA AVE, MELBOURNE, FL. 32935 (321) 254-4283

NHTSA ODI #11267217

90,000 miles · Sep 10, 2019
Steering

TL* THE CONTACT OWNS A 2008 MERCURY GRAND MARQUIS. WHILE DRIVING 20 MPH ON A RESIDENTIAL ROAD, THE CONTACT HEARD AN ABNORMAL CLICKING NOISE COMING FROM THE STEERING WHEEL. WHILE ATTEMPTING TO MAKE A RIGHT TURN, THE STEERING WHEEL DETACHED WITHOUT WARNING. THE DEALER AND MANUFACTURER WERE NOT MADE AWARE OF THE FAILURE. THE FAILUR…

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TL* THE CONTACT OWNS A 2008 MERCURY GRAND MARQUIS. WHILE DRIVING 20 MPH ON A RESIDENTIAL ROAD, THE CONTACT HEARD AN ABNORMAL CLICKING NOISE COMING FROM THE STEERING WHEEL. WHILE ATTEMPTING TO MAKE A RIGHT TURN, THE STEERING WHEEL DETACHED WITHOUT WARNING. THE DEALER AND MANUFACTURER WERE NOT MADE AWARE OF THE FAILURE. THE FAILURE MILEAGE WAS APPROXIMATELY 90,000.

NHTSA ODI #11254541

Mileage unknown · Jul 13, 2019
Steering

MY WIFE WAS DRIVING AND TURNING LEFT AT A SLOW SPEED WHEN SHE HEARD A LOUD POPPING SOUND. IT LOOKS LIKE A CHUNK OF ONE OF THE STEERING COLUMN BEARINGS FELL OUT OF THE STEERING COLUMN.

NHTSA ODI #11231522

88,500 miles · May 11, 2019
Power TrainVehicle Speed Control

THE CAR WILL SUDDENLY AND WITHOUT WARNING ACCELERATE TO 5000 RPM'S. HAD THROTTLE BODY AND MAS REPLACED WHICH SEEMED TO HELP. HOWEVER, IT STILL HAPPENS ONCE IN A WHILE (ONCE EVERY 3 WEEKS AVERAGE). USUALLY HAPPENS AFTER SHIFTING FROM PARK TO DRIVE AND DRIVING FORWARD AT LOW SPEEDS (AROUND 5-10 MPH). HASN'T HAPPENED AT HIGHER S…

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THE CAR WILL SUDDENLY AND WITHOUT WARNING ACCELERATE TO 5000 RPM'S. HAD THROTTLE BODY AND MAS REPLACED WHICH SEEMED TO HELP. HOWEVER, IT STILL HAPPENS ONCE IN A WHILE (ONCE EVERY 3 WEEKS AVERAGE). USUALLY HAPPENS AFTER SHIFTING FROM PARK TO DRIVE AND DRIVING FORWARD AT LOW SPEEDS (AROUND 5-10 MPH). HASN'T HAPPENED AT HIGHER SPEEDS. WAS TOLD BY ONE MECHANIC THAT THE COMPUTER IS DEFECTIVE???.

NHTSA ODI #11206980

63,000 miles · Nov 29, 2018
Air BagsSeats

TAKATA RECALL THE PASSENGER SIDE OF CAR, WHEN A PASSENGER IS SETTING IN THE CAR SEAT AND THE CAR IS MOVING, I HAVE TAKEN NOTE THAT THE AIRBAG LIGHT ON DASH PANEL WILL GO OFF AND OWN. I HAVE NOT SEEN THE LIGHT GO OFF AND OWN.

NHTSA ODI #11154718

90,000 miles · Oct 16, 2018
Exterior LightingSteering

THE GEAR SHIFT ID ON THE DASH BOARD HAS QUIT WORKING, AND WE CAN ONLY IDENTIFY THE GEAR THAT WE HAVE ENGAGED BY FEEL. ALSO, WE HAVE A RECURRING PROBLEM WITH THE LEFT REAR TURN SIGNAL FLASH GOING BAD. WHEN THIS HAPPENS, THE TURN SIGNAL FLASHES AT A SUPER FAST RATE. BOTH OF THESE PROBLEMS ARE SAFETY ISSUES. THE GEAR SHIFT PROB…

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THE GEAR SHIFT ID ON THE DASH BOARD HAS QUIT WORKING, AND WE CAN ONLY IDENTIFY THE GEAR THAT WE HAVE ENGAGED BY FEEL. ALSO, WE HAVE A RECURRING PROBLEM WITH THE LEFT REAR TURN SIGNAL FLASH GOING BAD. WHEN THIS HAPPENS, THE TURN SIGNAL FLASHES AT A SUPER FAST RATE. BOTH OF THESE PROBLEMS ARE SAFETY ISSUES. THE GEAR SHIFT PROBLEM HAPPENED WHILE THE CAR WAS STATIONARY, THE TURN SIGNAL PROBLEM HAPPENED WHILE MAKING A LEFT TURN.

NHTSA ODI #11140733

128,000 miles · Aug 30, 2018
Power Train

TL* THE CONTACT OWNS A 2008 MERCURY GRAND MARQUIS. WHILE DRIVING 25 MPH AND ENTERING A DRIVE-THRU LANE AT A BANK, THE CONTACT ATTEMPTED TO SHIFT THE VEHICLE INTO PARK; HOWEVER, THE GEAR FAILED TO SHIFT. THE CONTACT ENGAGED THE EMERGENCY BRAKE TO STOP THE VEHICLE. THE CONTACT STATED THAT THE GEAR SHIFTER FAILURE WAS ALSO EXPERIEN…

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TL* THE CONTACT OWNS A 2008 MERCURY GRAND MARQUIS. WHILE DRIVING 25 MPH AND ENTERING A DRIVE-THRU LANE AT A BANK, THE CONTACT ATTEMPTED TO SHIFT THE VEHICLE INTO PARK; HOWEVER, THE GEAR FAILED TO SHIFT. THE CONTACT ENGAGED THE EMERGENCY BRAKE TO STOP THE VEHICLE. THE CONTACT STATED THAT THE GEAR SHIFTER FAILURE WAS ALSO EXPERIENCED IN APPROXIMATELY 2016. THE VEHICLE WAS TOWED TO MALLOY FORD (1911 VALLEY AVENUE, WINCHESTER, VA 22601, (540)-667-4434) AND REPAIRED, BUT THE FAILURE RECURRED. THE VEHICLE WAS THEN TOWED TO A REPAIR SHOP WHERE IT WAS DIAGNOSED THAT THE GEAR SHIFTER CABLE FAILED. THE GEAR SHIFTER CABLE WAS REPLACED AND THE VEHICLE WAS REPAIRED. THE MANUFACTURER WAS NOT CONTACTED. THE FAILURE MILEAGE WAS 128,000. **TR CONSUMER STATED THE SHIFT CABLE FAILURE PREVENTS THE DRIVER FROM SHUTTING OFF THE CAR AND KEEPS IT IN GEAR AND MOVING OF THE CAR UNLESS THE BRAKE IS DEPRESSED! TRANSMISSION SHIFT CABLE WAS REPLACED 2 TIMES. UPDATED 11/8/18*JB

NHTSA ODI #11123427

230,000 miles · Jul 31, 2018
Air BagsSeat BeltsUnknown Or OtherCrashInjury

I HAVE A 2008 MECURY GRAND MARQUIS ,I WAS IN A WRECK IN DECEMBER 10,2017 FRONTAL IMPACT MY AIR BAGS DID NOT GO OFF OR WORK DURING MY WRECK ALSO MY SEAT BELTS DID NOT WORK AS WELL. I GOT HURT IN THE WRECK BECAUSE NON OF MY SAFETY EQUIPMENT WORK. I BOUGHT THE CAR USED FROM FORD DEALERSHIP AIRBAGS WE'RE REPLACED WHEN PREVIOUS OWNER…

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I HAVE A 2008 MECURY GRAND MARQUIS ,I WAS IN A WRECK IN DECEMBER 10,2017 FRONTAL IMPACT MY AIR BAGS DID NOT GO OFF OR WORK DURING MY WRECK ALSO MY SEAT BELTS DID NOT WORK AS WELL. I GOT HURT IN THE WRECK BECAUSE NON OF MY SAFETY EQUIPMENT WORK. I BOUGHT THE CAR USED FROM FORD DEALERSHIP AIRBAGS WE'RE REPLACED WHEN PREVIOUS OWNER HAD THE CAR HE TAP A POLE IN A PARKING LOT. I COMPLAINT WITH FORD AND DEALERSHIP I DON'T KNOW WHAT AIRBAG IS IN MY CAR . I THINK IT'S A TAKATA AIR BAG THAT IS IN MY CAR DEALERSHIP SOLD ME A UNSAFE CAR AND KNEW ABOUT IT. FORD MOTOR COMPANY KNOWS ABOUT MY MATTER AND HAS DONE NOTHING ABOUT IT. ALSO SHOP WHO WORKED ON CAR WHEN PREVIOUS OWNER HAD THE CAR. CUSS ME OUT FOR ASKING WHAT BEEN DONE ON THE CAR . I ASK FORD I WANT MY CAR FIXED AND REPAIRED FOR IT TO BE SAFE SO I AM STILL WAITING ON THEM. I ALSO WANT TRAMWAY AUTO BODY SHOP IN SANFORD NC TO BE UNDER INVESTIGATION FOR UNSAFE CAR REPAIR. ALSO WANT FORD TO RECALL THE CAR AS UNSAFE OR TAKATA AIR BAGS COULD BEEN REPLACED AND INSTALL ON YOUR CAR UNSAFE CLAIM REPAIRS COULD BE DONE BY UNFIT SHOP WITH OUT OWNERS NOTICE. GEICO INSURANCE HAS BEEN TOLD ABOUT AIRBAG NON DEPLOYMENT FAULTY EQUIPMENT AND DIDN'T DO ANYTHING.

NHTSA ODI #11114762

37,000 miles · Dec 13, 2016
Electrical System

HEATING UNIT DOES NOT RESPOND WHEN HEAT OPTION . FLOOR , MIX ,DEFROST OPTIONS ARE SELECTED AND TEMPERATURE CONTROL IS AT MAXIMUM HOT

NHTSA ODI #10935103

Official recalls

3

14V704000 · Steering:rack And Pinion:pinion Shaft

Nov 5, 2014

Ford Motor Company (Ford) is recalling certain model year 2005-2011 Ford Crown Victoria, 2005-2011 Mercury Grand Marquis vehicles manufactured March 23, 2004, to August 30, 2011, and 2005-2011 Lincoln Town Car vehicles manufactured March 8, 2004, to August 30, 2011, and on which the upper intermediate shaft was serviced during the course of safety recall 13V-385. The prior repairs may not have been correctly performed.

Consequence & remedy

Consequence: Improper servicing of the upper intermediate shaft could cause the shaft to separate, which can then result in a loss of steering control, and increasing the risk of a crash.

Remedy: Ford will notify the owners of vehicles whose repair records reflect that the upper intermediate steering shaft was repaired during the course of the prior recall 13V-385. Dealers will inspect and replace the upper immediate shaft if necessary free of charge. The recall began November 17, 2014. Owners may contact Ford customer service at 1-866-436-7332. Ford's number for this recall is 14S25.

13V385000 · Steering

Aug 29, 2013

Ford is recalling certain model year 2005-2011 Ford Crown Victoria (including Crown Victoria Police Interceptors), Mercury Grand Marquis, and Lincoln Town Car vehicles. The affected vehicles are currently registered or were originally sold in Connecticut, Delaware, the District of Columbia, Illinois, Indiana, Iowa, Kentucky, Maine, Maryland, Massachusetts, Michigan, Minnesota, Missouri, New Hampshire, New Jersey, New York, Ohio, Pennsylvania, Rhode Island, Vermont, Virginia, West Virginia, and Wisconsin. Severe corrosion can seize the lower intermediate shaft which may cause the upper intermediate shaft to collapse and the steering column lower bearing to separate.

Consequence & remedy

Consequence: If the lower bearing separates, the vehicle may experience a loss of steering, increasing the risk of a crash.

Remedy: Ford will notify owners and dealers will replace the lower intermediate shaft, free of charge. The upper intermediate shaft and steering column lower bearing will be inspected to identify any damage that may have occurred as a result of lower intermediate shaft corrosion, and repaired or replaced as necessary. If the steering column lower bearing has separated, a retainer clip will be installed. The recall began on October 23, 2013. Owners may contact Ford at 1-866-436-7332. Ford's recall number is 13S08.

07V270000 · Suspension:front:hub

Jun 26, 2007

ON CERTAIN PASSENGER VEHICLES, A FRONT WHEEL BEARING AND HUB ASSEMBLY MAY FRACTURE DUE TO IMPROPER HEAT TREATMENT.

Consequence & remedy

Consequence: IF A HUB FRACTURES, IT MAY POTENTIALLY DETACH FROM THE WHEEL KNUCKLE, RESULTING IN THE WHEEL BEING RETAINED ONLY BY THE BRAKE CALIPER ASSEMBLY. AS A RESULT, THE WHEEL MAY SEPARATE FROM THE VEHICLE POTENTIALLY RESULTING IN A CRASH.

Remedy: DEALERS WILL INSPECT BOTH FRONT WHEEL BEARING AND HUB ASSEMBLIES AND REPLACE THEM FREE OF CHARGE. THE RECALL BEGAN ON JUNE 22, 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