SPARK PLUG WAS 'BLOWN' OUT OF CYLINDER HEAD ON 1998 FORD EXPEDITION. FORD ENTHUSIAST WEBSITE SHOWED THIS OCCURRING TO SEVERAL PEOPLE. THE EXPENSE IS $4100 AND IT SEEMS TO ME THAT THIS IS A DEFECT IN MANUFACTURER. THERE WAS NO WARNING, NOR ANY RECENT SERVICE PERFORMED OTHER THAN OIL CHANGE. *JB
1998 Ford Expedition complaints
Owner reports filed with NHTSA about this vehicle, newest first and reproduced as filed. They are unverified accounts: one proves nothing, and a pattern across many is the thing worth reading. Back to the full 1998 record →
THE REAR DRIVERS SIDE SEAT BELT BUCKLE FAILED. THE CONSUMER WILL PROVIDE FURTHER DETAILS. *NLM
WHILE VEHICLE WAS IN PARK WITH IGNITION TURNED OFF AND WITH DRIVER STANDING OUTSIDE OF VEHICLE AND REACHING INTO IGNITION TO TAKE KEYS OUT VEHICLE BEGAN TO ROLL BACKWARDS AND SLAMMED INTO THE PAVEMENT, HITTING A PARKED CAR BEFORE COMING TO A STOP. *AK
THE AIR SUSPENSION PUMP FAILED AT LEAST SIX TIMES, AND CAUSED THE REAR SUSPENSION TO FALL FROM THE VEHICLE ONTO THE TIRES WHICH MADE THE VEHICLE DIFFICULT TO CONTROL. THE VEHICLE WAS TAKEN TO THE DEALER AND THE NEW AIR PUMP WAS REMOVED AND THAT IS WHEN THE MECHANIC DISCOVERED THERE WAS A LEAK IN THE AIR BAG. *AK *JB
WHEN DRIVING ON THE HIGHWAY,THE ENGINE SHUT DOWN AND THE HEADLIGHTS WENT OUT. THE CAUSE WAS UNKNOWN. THE CONSUMER FELT IT WAS VERY DANGEROUS. *AK *SCC *JB
CONSUMER NOTICED SECOND ROW MIDDLE SEAT BELT BROKE, SEAT BELT WAS UNABLE TO LOCK. *AK
VEHICLE WAS DRIVEN AT 70 MPH WHEN CONSUMER LOST CONTROL AND REAR ENDED ANOTHER VEHICLE. DRIVER SIDE AIR BAGS DID NOT DEPLOY. SEAT BELTS WERE WORN AT THE TIME. THE CONSUMER SUFFERED MINOR INJURIES.*AK
THE AIR BAG DID NOT COME OUT ALL WAY,WHEN I PRESS THE HORN ON THE STEER WHEEL IT WILL NOT RESPOND BECAUSE THE AIRBAGE BUILT UP PRESSURE .THE AIRBAGE STUCK.*AK
WHILE DRIVING ON I-75 IN MICHIGAN, I HEARD A LOUD POP AND THE TRUCK BEGAN TO SHAKE. AFTER DRIVING TO THE NEAREST FORD DEALERSHIP I LEARNED THAT THE 3RD SPAR KPLUG ON THE DRIVER SIDE HAD BLOWN OUT OF THE HEAD, AND THE COIL HAD MELTED. I'M BEING QUOTED $2100 ON THE REPAIR RIGHT NOW, AND TRYING TO TRADE IT IN, AFTER LOOKING AT THE OTHER PROBLEMS THAT HAVE BEEN POSTED THROUGH HERE. HOPEFULLY THIS WILL GET SERIOUSLY CONSIDERED FOR RECALL. *AK
I HAVE A 1998 FORD EXPEDITION 5.4L ENGINE. AT UNDER 50000 MILES A SPARK PLUG BLEW RIGHT OUT OF THE CYLINDER. HEAD AND STRIPPED THE THREADS. REPAIRS INCLUDED A NEW CYLINDER HEAD. FORD RECOMMENDS SPARK PLUG CHANGE AT ABOUT 100000 MILES. THE ISSUE IS A DEFECTIVE DESIGN OF THE ALUMINUM CYLINDER HEAD ONLY HAVING A FEW TURNS OF THREAD TO HOLD IN A SPARK PLUG UNDER COMPRESSION.*AK
WHEN ENTERING THE TRAVEL TRAILER INTERIOR WAS MADE OF AES , A GAS OR CHEMICAL SUBSTANCE THAT CAUSED THE CONSUMER TO HAVE RED EYES AND A BURNING SENSATION IN THE LUNGS. *AK
WHEN TOUCHING THE SIGNAL SWITCH, THE HEADLIGHTS TURNED OFF BY THEMSELVES. VEHICLE WILL BE TAKEN TO THE DEALER ON 7/10/2003. *AK WHEN THE TURN SIGNALS WERE USED, THE HEADLAMP SWITCHED ON AND OFF. WHEN BARELY TOUCHED, THE TURN SIGNAL HEADLAMP(S) TURNED OFF AND CAME BACK ON AFTER TOUCHING THEM AGAIN. *SCC *JB
CONSUMER STATED HEAD GASKET WAS LEAKING OIL. DEALER EMPHASIZED THE NEED TO REPLACE HEAD GASKET AS SOON AS POSSIBLE. *AK
POWER WINDOWS, FRONT AND BACK FAIL TO OPERATE. DRIVERS SIDE WILL POWER DOWN, BUT WILL NOT POWER UP. SOMETIMES WHEN I CONTINUOUSLY OPERATE THE SWITCH I CAN HEAR A CLICKING NOISE ALMOST LIKE SOMETHING IS NOT CONNECTING. I HAVE NOT YET TAKEN IT TO A DEALER TO INVESTIGATE BECAUSE I AM AFRAID THE COST TO 'FIX' WILL BE HUGH. I HAVE ALSO HAD PROBLES WITH THE REAR WINDOW WIPER. IT HAS NEVER WORKED CONSISTENLY. I HAD IT WORKED ON ONE TIME, THE DEALER SAID IT WAS LOCKED UP AND FIXED IT. IT WORKED ABOUT TWICE AND HAS NOT WORKED SINCE, THAT WAS ABOUT A YEAR AGO.*AK
INCIDENT 1 (DATED 01/27/00): SPARK PLUG BLEW OUT OF DRIVER-SIDE CYCLINDER HEAD. DEALER RETAPPED TREADS, REPLACED SPARK PLUG, REASSEMBLED ENGINE ($1216.79) INCIDENT 2 (DATED 08/29/02): SPARK PLUG BLEW OUT OF DRIVER-SIDE CYCLINDER HEAD. DEALER REPLACED CYCLINDER HEAD, REASSEMBLED ENGINE ($2035.61)
WENT FOR TIRES ON MY 1998 FORD EXPEDITION AND WAS SHOWN THAT BOTH LEFT AND RIGHT FRONT STABILIZER LINKS WERE MISSING. DID A WEB SEARCH AND SAW MANY REFERENCES TO AN INVESTIGATION IN 2001 INTO FAULTY STABILIZER LINKS ON THIS MODEL. WAS THERE A RESOLUTION? LOOKING FOR REIMBURSEMENT
CONSUMER NOTICED FUEL UNDER VEHICLE DUE TO FUEL TANK LEAKAGE. PLEASE PROVIDE FURHER INFORMATION. *PH
WHILE BACKING OUT OF THE DRIVEWAY LEFT FRONT TIE ROD BROKE. *AK
BROKEN TIE ROD. *AK
VEHICLE HAD A CYLINDER HEAD FAILURE BLOWING SPARK PLUG OUT OF THE #4 CYLINDER CAUSING GAS TO PUMP OUT OVER ENGINE. ESTIMATED COST TO REPAIR BY GREEN VALLEY FORD $4100.00. *AK
MY 1998 FORD EXPEDITION BLEW OUT A SPARKPLUG FROM THE HEAD WHILE DRIVING ON THE FREEWAY. REPAIR COSTS EXCEEDED $4000. IN RESEARCHING THIS PROBLEM I FOUND NOT ONLY WERE THERE OTHER EXPEDITIONS WITH THE SAME PROBLEM, IT SEEMS THAT I PAID APROX. TWICE AS MUCH AS OTHER SIMIALAR REPAIR JOBS.*AK
THE BALLSTUD OF THE DRIVER'S SIDE INNER TIE ROD BROKE APART WHILE DRIVING. THE BALL OF THE BALLSTUD SEPERATED FROM THE SOCKET.
ON JUNE 21, 2003, I TRAVELED TO A GROCERY STORE JUST OUTSIDE MY SUBDIVISION. I WAS IN THE STORE ABOUT TEN MINUTES WHEN THE STORE MANAGER STARTED TO PAGE THE OWNER OF A BLUE EXPEDITION. AT THE TIME I THOUGHT I HAD LEFT MY LIGHTS ON. UNFORTUNATELY, I WAS NOTIFIED THAT THE VEHICLE WAS ON FIRE IN THE STORE'S PARKING LOT. WHEN I ARRIVED OUTSIDE, THE ENTIRE FRONT END OF THE EXPEDITION WAS IN FLAMES. THE FIRE WAS SO INTENSE IT BURNED THROUGH THE HOOD OF THE VEHICLE. BY THE TIME I MADE IT OUTSIDE, FIREFIGHTERS WERE ALREADY BATTLING THE BLAZE. MY VEHICLE WAS A TOTAL LOSS. *JB
WHILE TRAVELING ON THE HIGHWAY ANDWITHOUT PRIOR WARNING SPARK PLUG WIRE DISCONNECTED FROM THE ENGINE PART, CAUSING A LOUD POPPY NOISE. *AK
I HAVE REPLACED THE P04 COIL THREE TIMES IN THE LAST YEAR.*AK
THE SPARK PLUG BLEW OUT OF THE CYLINDER HEAD ON THE PASSENGER SIDE, AND STRIPPED ALL OF THE THREADS OUT. *AK *TS *JB
WHILE DRIVING DOWN THE HIGHWAY ONE OF THE SPARK PLUGS WAS BLOWN OUT OF THE HEAD. I AM WAITING TO SEE HOW THE DEALERSHIP WILL HANDLE THIS PROBLEM. *AK
DRIVER AND PASSENGER POWER DOOR LOCK SWITCHES DO NOT WORK. *JB
WHEN STEERING WHEEL IS TILTED TO LOWEST POSITION TURN SIGNALS FAIL TO OPERATE. *AK
WHILE VEHICLE WAS BEING SERVICED FOR AN OIL CHANGE, IT WAS DISCOVERED THAT THE STABILIZER BAR LINK BOLTS WERE MISSING FROM THE FRONT END. *TT
WHEN THE VEHICLE WAS TURNED, THE DRIVER'S TIRE TURNED OUTWARD, WHICH WAS THE RESULT OF A BROKEN TIE ROD. *JB
I JUST HAD TO REPLACE THE FRONT STABILIZER BAR LINKS ON MY 1998 EXPEDITION. MY HUSBAND HAD TO REPLACE THE LINKS ON HIS 1997 EXPEDITION DURING THE PAST YEAR, TOO. *AK
WHILE DRIVING, BLEW A #3 SPARK PLUG. *TT
WHILE CHECKING FRONT SUSPENSION CONSUMER OBSERVED THAT DRIVER'S SIDE LINKAGES BROKE. DEALER NOTIFIED, AND INFORMED CONSUMER THAT VEHICLE WAS NOT COVERED UNDER A RECALL. PLEASE PROVIDE FURTHER INFORMATION.*AK
THE VEHICLES SPARK PLUGS BLEW AND CAUSED THE VEHICLE TO BE INOPERATIVE. *NLM
AUTO TENDS TO VIBRATE CONSTANTLY AT OR BETWEEN 65/75 MPH HAVE SPENT NUMEROUS TIMES GETTING IT ALIGNED BUT DOESN'T SEEM TO HELP PROBLEM. *JB
WHILE DRIVING AT 40 MPH THE TORSION BAR SNAPPED WHICH CAUSED THE RIGHT SIDE OF THE VEHICLE TO DROP TO THE GROUND. *JB
THE CABLE WHICH HOLDS THE ASSEMBLY OF THE SPARE TIRE UNDER THE VEHICLE BROKE WHILE DRIVING AND CAUSED THE TIRE TO DROP ONTO THE ROADWAY. *NLM
NUMBER THREE SPARK PLUG AND ASSEMBLY BLOWN OUT OF HEAD. I HAVE FOUND THIS TO BE COMMON WITH MANY 5.4 LITRE MOTORS SINCE EXPERIENCING THIS. LOCAL FORD DEALER TOWNE FORD IN REDWOOD CITY WANTED $2,000.00 TO INSPECT AND THEN START TO TALK ABOUT REPAIR COSTS. TOWED VEHICLE TO MISSION VALLEY FORD IN SANTA CLARA WHERE SERVICE ADVISOR OBTAINED AN EXTENDED WARRANTY FROM FORD TO HAVE HEAD REPLACED DUE TO NUMEROUS SIMILAR PROBLEMS. REPAIR COST $1900.00 FOR WICH I HAD TO PAY $750.00. THE MOTOR MUST BE PULLED FROM TRUCK TO REPLACE THE HEAD. I HAD BEEN INFORMED BY ONE FLEET OWNER OF TRUCKS WITH SEVERAL OF THESE MOTORS THAT HAD EXPERIENCED THE SAME PROBLEM WITH THE SAME MOTORS AS MINE, THAT ONE VEHICLE BLEW OUT A SPARK PLUG ON THE DRIVER SIDE AFTER REPLACING THE HEAD ON THE PASSENGER SIDE. I HAD BOTH HEADS REPLACED AT THE SAME TIME AND WAS TOLD BY THE SERVICE ADVISOR THAT FORD HAD CHANGED THE PART NUMBERS OF THE HEADS INDICATING THAT A CHANGE HAD BEEN MADE TO THE NEW HEADS SUPPLIED FOR REPLACEMENT. THE TOTAL COST WAS $2,500.00 FOR BOTH HEADS REPLACED. THE PROBLEM IS THAT THE HEADS DO NOT HAVE ENOUGH SURFACE AREA IN THEM TO PROPERLY HOLD THE SPARK PLUG SECURELY.
FRONT RIGHT STABILIZER LINK FAILED ON MY 1998 FORD EXPEDITION. *NLM
THE FRONT WHEEL BEARING FAILED AT A LOW MILEAGE. *JB
I HAVE A 1998 FORD EXPEDITION XLT, AND I HAVE FOUND THAT BOTH FRONT STABILIZER BAR LINKS ARE BROKEN OFF. THIS IS A MAJOR ROAD HAZARD TO MY LIFE AND ANYONE ELSE ON THE ROAD. HAS THIS BEEN RECALLED. I KNOW SOMEONE THAT JUST HAD TO REPLACE THEIRS. IF NOT FOR THEM I WOULD BE NO WISER. *JB
MY 1998 FORD EXPEDITION'S RIGHT TORSION BAR JUST SNAPPED IN HALF ON MARCH 21, 2003. WHILE SITTING IN MY GARAGE. I HAD JUST GOTTEN HOME, RIGHT BEFORE IT HAPPENED THANK GOODNESS. THE CAR HAD TO BE TOWED. I WAS TOLD THIS SHOULD NOT HAVE HAPPENED. I WAS GIVEN THE TORSION BAR AS PROOF TO OFFER FORD THAT IT IS INDEED A DEFECT. HOWEVER, FORD REALLY DOES NOT WANT TO HEAR THAT. THIS IS MY PROBLEM AND THEY WILL DO NOTHING. ( I WAS TOLD TO HOLD ON TO MY RECEIPT, JUST IN CASE THERE IS A RECALL) I HAVE FOUND OVER 31 COMPLAINTS ABOUT THIS PROBLEM AND NOTHING IS BEING DONE ABOUT IT. WHAT IS IT GOING TO TAKE TO HAVE THIS PROBLEM ADDRESSED? NO ONE WAS HURT THIS TIME, BUT, WHAT ABOUT THE NEXT. I CAN'T STAND THE THOUGHT OF PUTTING MY CHILDREN AND MYSELF BACK IN THIS CAR KNOWING THE LEFT ONE COULD BREAK JUST AS EASY AS THE RIGHT ONE DID AND I COULD BE ON THE HIGHWAY THIS TIME. *JB
THE STEERING STABILIZER BOLTS BROKE. *JB
THE TAIL LIGHT AND INTERIOR LIGHTS STAYED ON AFTER TURNING THE VEHICLE OFF AND SHUTTING THE DOOR. *JB
TIE ROD BROKE WHILE DRIVING OFF HIGHWAY 25-30 MPH, RESULTING IN TIE ROD AND BALL JOINT TO BE REPLACED. *JB
THE ACCELERATOR BECAME STUCK, WHICH CAUSED THE VEHICLE TO LUNG FORWARD.*JB
THE TORSION BAR BROKE.*JB
THE GAS PEDAL BECAME STUCK DURING COLD WEATHER. *NLM
FRONT DRIVER'S SIDE TORSION BAR (CALLED A SPRING BY MY MECHANIC) CRACKED IN 2 PIECES CAUSING VEHICLE TO LEAN TO THE LEFT. ABOUT A MONTH LATER THE RIGHT SIDE BAR ALSO CRACKED CAUSING VEHICLE TO LEAN TO THE RIGHT. VEHICLE IS BARELY DRIVABLE IN THIS CONDITION.*JB
Reading these
NHTSA publishes every complaint as the owner wrote it and investigates only a fraction. Spelling, capitalisation and judgement are the filer’s own. What carries weight is repetition: the same component failing the same way across many filings, and whether the manufacturer eventually opened a recall for it.
Full record for the 1998 Ford Expedition → · Every Expedition year → · How the figures are calculated →