VehicleVerdict

1991 Ford F-450 Sd problems

Verdict · NHTSA data

Limited data — recalls on file

NHTSA has just 19 complaints on file for the 1991 Ford F-450 Sd — too few to judge reliability from owner reports alone — but one recall campaign applies to this year, so any used example should have its VIN checked for completed recall work.

19

NHTSA complaints

1

Recalls

1

Investigations

0

Crash-involved

0

Fires reported

0

Injuries

0

Deaths

NCAP overall

How does 1991 compare to other F-450 Sd years?

See all F-450 Sd years to avoid →

What are the most common 1991 Ford F-450 Sd problems?

ComponentComplaintsShare
Engine737%
Electrical System421%
Transmission421%
Steering211%
Seats15%
Tires & Wheels15%

Does the 1991 Ford F-450 Sd have recalls?

1 NHTSA recall campaign on file. Recall repairs are free at franchised dealers.

01X001000Tires & WheelsMay 22, 2001 · 13,000,000 units

Defect

THIS IS NOT A SAFETY RECALL IN ACCORDANCE WITH THE SAFETY ACT. HOWEVER, IT IS DEEMED A SAFETY IMPROVEMENT CAMPAIGN BY THE AGENCY. EQUIPMENT DESCRIPTION: FORD IS REPLACING ALL FIRESTONE WILDERNESS AT 15, 16, AND 17 INCH TIRES MOUNTED ON FORD TRUCKS AND SUVS. FORD REPORTS TREAD SEPARATION CAN OCCUR DUE TO A COMBINATION OF THE SENSITIVITY OF THE TIRE DESIGN TO STRESS, AGING, AND MANUFACTURING DIFFERENCES BETWEEN PLANTS. FORD IS REPLACING THESE TIRES TO PREVENT POSSIBLE PREMATURE TIRE FAILURE. VEHICLE DESCRIPTION: THE VEHICLES LISTED BELOW MAY HAVE BEEN ORIGINALLY EQUIPPED WITH FIRESTONE WILDERNESS AT TIRES OR MAY HAVE HAD WILDERNESS AT TIRES INSTALLED DURING THE FIRESTONE RECALL LAUNCHED IN AUGUST 2000. CERTAIN 1991 THROUGHT 2002 FORD EXPLORER CERTAIN 2001 THROUGHT 2002 EXPLORER SPORT, AND SPORT TRAC CERTAIN 1997 THROUGH 2002 MERCURY MOUNTAINEER CERTAIN 1991 THROUGH 2001 RANGER CERTAIN 1999 THROUGH 2001 EXPEDITION CERTAIN 1991 THROUGH 1994, AND 1997 MODEL YEAR F-SERIES CERTAIN 1991 THROUGH 1994 BRONCO NOTE: BOTH ORIGINAL EQUIPMENT AND REPLACEMENT TIRES ARE AFFECTED.

Consequence

SHOULD THE TREAD SEPARATE AT HIGHWAY SPEEDS, A VEHICLE CRASH COULD OCCUR, POSSIBLY RESULTING IN PERSONAL INJURY OR DEATH.

Remedy

THE REPLACEMENT/REIMBURSEMENT PROGRAM FOR THIS CAMPAIGN EXPIRED ON MARCH 31, 2002. HOWEVER, CUSTOMERS CAN CONTACT FORD AT 1-877-917-3673 OR GO ON-LINE TO WWW.FORD.COM FOR POSSIBLE ASSISTANCE.

Consumer complaints filed with NHTSA

Representative excerpts, cleaned of personal information. These are consumer statements, not verified defects.

ENGINE STARTED SMOKING, BUT NOT OVERHEATING. MIXING OIL & ANTIFREEZE DUE TO PINHOLE IN ENGINE BLOCK. TOOK TO DEALER ('96) & RE-MANUFACTURED ENGINE (NOT NEW) WAS PUT IN. PROBLEM TEMPORARILY SOLVED. HAS NOW REOCCURRED. MANUFACTURER SAID PINHOLE PROBLEM FIXED. *AK

Complaint filed with NHTSA · Engine · June 21, 1996

ELECTRICAL SHORT IN THE WIRING HARNESS, CAUSING THE WIRING HARNESS TO MELT AND A ELECTRICALFAILURE IN THE HEADLIGHTS, THE HEADLIGHTS WILL NOT STAY ILLUMINATED. CONSUMER HAS REPLACED THE HEADLIGHT SWITCH ON TWO OCCASION. *AK

Complaint filed with NHTSA · Electrical System · June 1, 1994

CONSUMER HAS HAD SEVERAL PROBLEMS WITH VEHICLE. REAR AXLE/FLYWHEEL AND CLUTCH PRESSURE PLATES HAVE ALL BEEN REPLACED 3 TIMES EACH. DEALER SAYS IT DOESN'T SEEM TO BE A NATION WIDE PROBLEM, BUT ADMITTS THERE IS A PROBLEM WITH THE VEHICLE.*AK

Complaint filed with NHTSA · Transmission · December 19, 1996

PE00 020; CONSUMER WAS TRAVELING ABOUT 65MPH ON HIGHWAY AND FELT A TREMBLE.RIGHT REAR TIRE EXPLODED. HE WAS ABLE TO PULL OVER TO SHOULDER. FIRESTONE TIRE DOT VDOR1WTWT471. *AK

Complaint filed with NHTSA · Tires & Wheels · April 1, 1995

1991 Ford F-450 Sd — common questions

Is the 1991 Ford F-450 Sd reliable?

The record is thin — 19 NHTSA complaints — so owner-report data can't strongly confirm reliability either way, though 1 recall should be verified as completed.

What are the most common 1991 F-450 Sd problems?

According to NHTSA complaint data, the leading problem areas are engine (7 complaints), transmission (4 complaints), electrical system (4 complaints).

Does the 1991 Ford F-450 Sd have recalls?

Yes — NHTSA lists 1 recall campaign affecting the 1991 Ford F-450 Sd. Recall repairs are free at franchised dealers; check the VIN at nhtsa.gov/recalls to confirm the work was done.

Is the 1991 Ford F-450 Sd under NHTSA investigation?

NHTSA opened one investigation into this model year; all are now closed.

Which Ford F-450 Sd years should you avoid?

Based on complaint rates and open investigations, the F-450 Sd years to avoid are 2008, 1999, 2000, 2005, 2006, 2004, 2022, 2021, 2019, 2015, 2016, 2017, 2020, 2018. The cleanest record among F-450 Sd years belongs to 2026.

Related

Based on NHTSA ODI data through June 2026. Complaints are consumer-reported and unverified. Updated July 5, 2026.

Compiled by Sharon Ben-Moshe, Founder.