BLEW SPARK PLUG #7. RESULTED WITH STRIPPED CYLINDER HEAD THREADS AND BROKEN COIL OVER PLUG (COP). *TR
1998 Regency Ford F150
Owner reports · Recalls · Investigations
Limited comparison data
There is not enough comparable history to draw a useful model-year comparison.
About this comparison →How this year compares
Owner complaints by model year
Compare all Ford F150 years →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
Limited mileage data: 14 of 14 reports include usable mileage. There isn’t enough coverage to show a useful chart.
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.
- Engine. Review the 5 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
- Service Brakes. Review the 3 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
- Electrical System. Review the 2 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
NHTSA owner reports · September 18, 2026 snapshot.
Engine complaints
5 reportsBLEW THE #5 SPARK PLUG. RESULTED WITH STRIPPED THREADS ON CYLINDER HEAD AND A BROKEN COIL OVER PLUG (COP). *TR
TRUCK CAUGHT ON FIRE WHILE PARKED AND TURNED OFF FOR 45 MINUTES. FIRE WAS LOCATED ABOVE LEFT FRONT WHEEL WELL. LUCKILY I WAS WALKING BACK JUST IN TIME TO CATCH THE FIRE WHILE IT WAS STILL SMALL. WELL I THOUGHT IT WAS SMALL BUT THE INSURANCE COMPANY "TOTALED" MY TRUCK NOW I HAVE NO TRANSPORTATION. *TR
ENGINE KNOCK DUE TO WATER LEAKING INTO CYLINDER. *TR
TL* THE CONTACT OWNS A 1998 REGENCY FORD F-150. THE CONTACT STATED THAT THE VEHICLE BEGAN TO SHAKE VIOLENTLY AS SOON AS IT WAS STARTED. THE CONTACT STATED THAT A MECHANIC INSPECTED THE VEHICLE AND ADVISED THAT COOLANT HAD ERRONEOUSLY ENTERED THE ENGINE AND WAS CONTAMINATING THE OIL. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURE…
Read full complaint
TL* THE CONTACT OWNS A 1998 REGENCY FORD F-150. THE CONTACT STATED THAT THE VEHICLE BEGAN TO SHAKE VIOLENTLY AS SOON AS IT WAS STARTED. THE CONTACT STATED THAT A MECHANIC INSPECTED THE VEHICLE AND ADVISED THAT COOLANT HAD ERRONEOUSLY ENTERED THE ENGINE AND WAS CONTAMINATING THE OIL. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS NOTIFIED OF THE ISSUE AND ADVISED THE CONTACT THAT THERE WERE NO RECALLS FOR THE VEHICLE. THE FAILURE MILEAGE WAS 160,000.
Official recalls
0No recalls in this snapshot.
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
0No exact-year investigations in this snapshot.
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