1998 Ford F-250 Reliability ReportKeepScore 82/100 · top failure points · buy or avoid
Quick Facts · 1998 Ford F-250
- Scores 6 points below the strongest nearby year — the 1996 Ford F-250 earns a 88.
- The system most likely to surface first: rust & corrosion (major severity).
- Has 9 NHTSA recalls on record — the most notable involves the fuel system, gasoline:storage:tank assembly:mounting.
1998 Ford F-250: Buy or Avoid?
The 1998 Ford F-250, particularly with the iconic 7.3L Power Stroke diesel, stands as a testament to durability, making it an excellent choice for those seeking a robust and capable workhorse. While it demands proactive maintenance and attention to age-related wear, its fundamental strength and repairability offer immense value. If you prioritize raw utility and a truck built to last, a well-maintained example of this generation F-250 is an investment you can make with considerable confidence.
A 1998 F-250, especially a 7.3L Power Stroke, can be an incredibly dependable workhorse that will last for hundreds of thousands of miles, but only if its previous life included meticulous maintenance and it hasn't succumbed to severe rust. This isn't a 'set it and forget it' vehicle; thorough inspection and a commi…
Best Model Years
1997-1998 (last of the OBS for heavy-duty, particularly 7.3L Power Stroke)
Years to Avoid
No specific years to avoid within this generation for the F-250 Heavy Duty, but prioritize overall condition over model year.
Biggest Strengths
- Legendary 7.3L Power Stroke engine durability (if maintained)
- Heavy-duty frame and drivetrain components
- Simple, robust mechanical design (easier to repair than modern trucks)
1998 Ford F-250 — Known Trouble Spots
The systems that tend to fail first on the 1998 Ford F-250, with the typical mileage window when each becomes a concern. Detailed repair-cost ranges and exact what-to-check inspection notes are in the full report.
Frame rot, cab corners, rocker panels, bed mounts, and suspension components are highly susceptible to severe rust, especially in regions exposed to road salt. This compromises structural integrity and can make repairs difficult or impos…
While highly durable, the 7.3L is prone to Injector Pressure Regulator (IPR) valve failure causing stalling or no-start, Cam Position Sensor (CPS) failures leading to sudden shutdowns, and oil leaks from the High Pressure Oil Pump (HPOP)…
The E4OD and later 4R100 transmissions are known for issues like delayed shifts, harsh engagement, or complete failure, particularly under heavy towing or neglected fluid changes. Torque converter issues are also common.
1998 Ford F-250 Mileage Danger Zones
The mileage windows when the 1998 Ford F-250 most commonly needs attention. Plan ahead, budget accordingly, and inspect before you cross each threshold.
Low Risk Zone
At this mileage, the truck is still relatively new and should present few, if any, major issues beyond basic fluid changes and minor adjustments. It's essentially broken in.
Maintenance Zone
This mileage typically requires more significant preventive maintenance, including potential belt and hose replacement. The truck is well into its service life, and early signs of wear might appear.
Elevated Risk Zone
Around this point, original components like water pumps, alternators, and certain sensors (like the 7.3L CPS) may begin to fail. Transmission fluid changes become crucial for longevity.
High Risk Zone
Beyond 120k, many major components are nearing or past their expected service life. The automatic transmission is a significant concern, and major engine components (injectors, HPOP) or significant rust could emerge. Comprehensive pre-pu…
1998 Ford F-250 Ownership Cost Outlook
What it typically costs to keep the 1998 Ford F-250 on the road. Full 5-year cost-of-ownership projection and major-failure-risk forecast are in the report.
Annual Maintenance
$600-1,000 (for 7.3L diesel, including fuel filter/oil changes)
Moderate Repairs
$800-2,000 occasionally (e.g., IPR, ball joints, alternator)
How Long Does the 1998 Ford F-250 Last?
Focus less on the odometer reading and more on comprehensive service records and a professional inspection. A 250,000-mile 7.3L with documented maintenance is often a better buy than a 150,000-mile truck with an unknown history.
What 1998 Ford F-250 Owners Actually Say
What Owners Love
- Unmatched towing and hauling capability for its era
- The 7.3L Power Stroke diesel's incredible longevity and power
- Simple, robust construction makes many repairs DIY-friendly
- Classic, rugged styling appeals to many enthusiasts
Common Frustrations
- Poor fuel economy, especially with gas engines or automatics
- Ride quality is often harsh and truck-like
- Rust can be a pervasive and costly problem
- Automatic transmission can be a weak point, especially under heavy loads
Who Should Buy the 1998 Ford F-250?
Best For
- Ranchers and farmers needing a reliable, no-frills work truck
- Enthusiasts seeking a classic, rugged diesel truck for restoration or heavy modification
- Individuals with a budget for maintenance and DIY repair skills
Not Ideal For
- Drivers prioritizing fuel economy or a comfortable daily commute
- Individuals without a maintenance budget or willingness to perform some DIY repairs
How the 1998 Ford F-250 Compares to Rivals
The 1998 F-250 (OBS) holds its own against contemporaries, particularly with the 7.3L Power Stroke, often outlasting competitors' engines. However, its Achilles' heel remains its propensity for rust compared to some rivals.
More Reliable Than
- Dodge Ram 2500 (1st-gen Cummins) - Earlier models for interior quality and rust resistance
- Chevy C/K 2500 (6.5L Diesel) - For engine reliability and power
Comparable To
- Dodge Ram 2500 (2nd-gen Cummins) - For powertrain durability (7.3L vs Cummins)
Safety Recalls on the 1998 Ford F-250
9 recalls on record from NHTSA. Check your VIN atnhtsa.gov to see if the repair was performed.
FUEL SYSTEM, GASOLINE:STORAGE:TANK ASSEMBLY:MOUNTING
FORD IS RECALLING CERTAIN 1997 THROUGH 2003 MODEL YEAR FORD F-150, 2004 MODEL YEAR FORD F-150 HERITAGE, 1997 THROUGH 1999 MODEL YEAR F-250 LESS THAN 8,500 LBS. GROSS VEHICLE WEIGHT RATING (GVWR), AND 2002 AND 2003 LINCOLN BLACKWOOD VEHICLES MANUFACTURED FROM JUNE 20, 1995, THROUGH AUGUST 4, 2004, ORIGINALLY SOLD, OR CURRENTLY REGISTERED IN, CONNECTICUT, DELAWARE, ILLINOIS, INDIANA, IOWA, KENTUCKY, MAINE, MARYLAND, MASSACHUSETTS, MICHIGAN, MINNESOTA, MISSOURI, NEW HAMPSHIRE, NEW JERSEY, NEW YORK, OHIO, PENNSYLVANIA, RHODE ISLAND, VERMONT, WEST VIRGINIA, WISCONSIN, AND THE DISTRICT OF COLUMBIA. PROLONGED EXPOSURE TO ROAD DEICING CHEMICALS MAY CAUSE SEVERE CORROSION OF THE FUEL TANK STRAPS WHICH SECURE THE TANK TO THE VEHICLE.
VEHICLE SPEED CONTROL
ON CERTAIN TRUCKS EQUIPPED WITH SPEED CONTROL, GASOLINE OR NATURAL GAS ENGINES, THE SPEED CONTROL DEACTIVATION SWITCH MAY OVERHEAT.
What breaks on the 1998 Ford F-250?
Full reliability breakdown — engine, transmission, rust, electrical. With repair costs and mileage danger zones.
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Ford F-250 — Year-by-Year Comparison
Compare KeepScores across nearby years of the Ford F-250. Click any year for its full report.
Competing 1998s Worth a Look
Similar class, similar year range — ranked by KeepScore.
Relevant Products for Your 1998 Ford F-250
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