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#BS-1991-FORF45-5CC4

1991 Ford F 450 Sd

Based on reports from 19 owners and 1 recall for this exact model.

Complaints
19
Crashes
0
Fires
0
Recalls
1
TSBs
1
✅

Preliminary Verdict

Green Light

Based on 19 complaints, 0 crashes, 0 fires, and 1 recalls.

See full verdict with buy/skip conditions

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Mechanic Inspection Checklist

!Check the Engine And Engine Cooling:engineHIGH

2 owners reported engine and engine cooling:engine issues.

!Inspect the Steering:hydraulic Power Assist:pumpMED
Look for symptoms of wear and premature failure
+ 6 more items in full checklistUnlock

30,000-Mile Cost Projection

Best Case

$X,XXX

Most Likely

$X,XXX

Worst Case

$X,XXX

Top cost driver: Engine And Engine Cooling:engine (2 reports).

Includes fuel costs, common repairs, and recall riskUnlock

Also in your report

Owner Intelligence

AI-synthesized themes from real complaints

Buyer Lot Checklist

Questions, test drive checks, walk-away triggers

Negotiation Talking Points

Data-backed dollar deductions

Buy / Skip Verdict

Final recommendation with conditions

10 sections total in the full reportUnlock all

Where the complaints fall

Engine And Engine Cooling:engine2 (11%)
Steering:hydraulic Power Assist:pump2 (11%)
Engine And Engine Cooling:engine:gasoline:belts And Associated Pulleys1 (5%)
Seats1 (5%)
Engine And Engine Cooling:exhaust System:emission Control:catalytic Convertor1 (5%)
Engine And Engine Cooling:exhaust System1 (5%)
Engine And Engine Cooling:exhaust System:manifold/header/muffler/tail Pipe1 (5%)
Engine And Engine Cooling:cooling System:fan1 (5%)

1991 Ford F 450 Sd: Known Issues & Problem Areas

Engine And Engine Cooling:engine Issues

Engine And Engine Cooling:engine complaints account for 11% of all reports filed for the 1991 Ford F 450 Sd, with 2 owners filing complaints with NHTSA.

Steering:hydraulic Power Assist:pump Issues

Steering:hydraulic Power Assist:pump complaints account for 11% of all reports filed for the 1991 Ford F 450 Sd, with 2 owners filing complaints with NHTSA. Owners should pay attention to steering:hydraulic power assist:pump-related symptoms during test drives and pre-purchase inspections.

Engine And Engine Cooling:engine:gasoline:belts And Associated Pulleys Issues

Engine And Engine Cooling:engine:gasoline:belts And Associated Pulleys complaints account for 5% of all reports filed for the 1991 Ford F 450 Sd, with 1 owners filing complaints with NHTSA. Owners should pay attention to engine and engine cooling:engine:gasoline:belts and associated pulleys-related symptoms during test drives and pre-purchase inspections.

Seats Issues

Seats complaints account for 5% of all reports filed for the 1991 Ford F 450 Sd, with 1 owners filing complaints with NHTSA. Owners should pay attention to seats-related symptoms during test drives and pre-purchase inspections.

Data sourced from NHTSA owner complaints and community reports. The full report analyzes severity, repair costs, and failure patterns for each category.

Don't negotiate blind — know what this car costs to own

Repair costs • Negotiation scripts • Mechanic checklist • Buy/skip verdict

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Recall History (1 recall)

01X001000Jun 2001

TIRES:TREAD/BELT

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.

Recall severity analysis & seller scripts

The full report rates each recall's severity and gives you scripts for asking the seller about recall completion.

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About this data

NHTSA Complaints

Federal database of owner-filed safety complaints. 19 records for this vehicle.

NHTSA Recalls

Manufacturer-issued safety recalls. 1 recall found for this vehicle.

Repair Cost Data

Real-world repair costs from owner reports and independent databases.

Other Ford F 450 Sd Model Years

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View all Ford F 450 Sd years →

1991 Ford F 450 Sd: Frequently Asked Questions

What is the most common problem with the 1991 Ford F 450 Sd?
The most commonly reported issue with the 1991 Ford F 450 Sd is related to the engine and engine cooling:engine, with 2 complaints filed with NHTSA.
Is the 1991 Ford F 450 Sd reliable?
The 1991 Ford F 450 Sd has 19 complaints, 0 crash reports, and 0 fire reports filed with NHTSA. The full report analyzes whether these numbers indicate real risk or are proportional to the vehicle’s popularity.
How much does it cost to fix 1991 Ford F 450 Sd problems?
Repair costs vary by issue. The full BumperScan report includes detailed repair cost estimates (low/median/high) for every major issue, plus a 30,000-mile total cost of ownership projection.
Does the 1991 Ford F 450 Sd have any recalls?
Yes, the 1991 Ford F 450 Sd has 1 recall on record. The full report includes recall severity analysis and scripts for asking the seller about recall completion.
What mileage do Ford F 450 Sd problems start?
Mileage data is limited for this vehicle. The full report analyzes available data to identify failure patterns by mileage range.
What’s in the full report?
10 sections of AI analysis: severity-ranked issues, component scores (0-100), 30K-mile cost projection, failure timeline by mileage, recall details with seller scripts, owner sentiment analysis, mechanic checklist, buyer lot checklist, negotiation ammo with dollar figures, and a buy/skip verdict.
How is this different from free NHTSA data?
NHTSA gives you raw complaint text. BumperScan cross-references 2.1M+ complaints with community repair cost data, EPA fuel data, and recall records — then uses AI to synthesize it into actionable advice with dollar figures.
How is this different from Carfax?
Carfax is VIN-specific history ($45/report). BumperScan is model-level reliability intelligence — what problems this car is known for, what they cost, and whether you should buy it. Complementary, not competing.
What if the report isn’t useful?
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10 sections of AI analysis based on 19 owner reports. Know before you buy.

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