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#BS-1991-GMCSCH-7C87

1991 Gmc School Buses

Based on reports from 1 owners and 0 recalls for this exact model.

Complaints
1
Crashes
0
Fires
0
Recalls
0
TSBs
0
✅

Preliminary Verdict

Green Light

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

See full verdict with buy/skip conditions

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Mechanic Inspection Checklist

!Check the Fuel SystemHIGH

1 owners reported fuel system issues — failures commonly reported around 151K miles.

+ 3 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: Fuel System (1 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

Fuel System1 (100%)

1991 Gmc School Buses: Known Issues & Problem Areas

Fuel System Issues

Fuel System complaints account for 100% of all reports filed for the 1991 Gmc School Buses, with 1 owners filing complaints with NHTSA. The median mileage at time of complaint is 151,000 miles, suggesting issues tend to surface around the 151K-mile mark.

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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About this data

NHTSA Complaints

Federal database of owner-filed safety complaints. 1 records for this vehicle.

NHTSA Recalls

Manufacturer-issued safety recalls. 0 recalls found for this vehicle.

Repair Cost Data

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

Other Gmc School Buses Model Years

19921991199019891988
View all Gmc School Buses years →

1991 Gmc School Buses: Frequently Asked Questions

What is the most common problem with the 1991 Gmc School Buses?
The most commonly reported issue with the 1991 Gmc School Buses is related to the fuel system, with 1 complaints filed with NHTSA.
Is the 1991 Gmc School Buses reliable?
The 1991 Gmc School Buses has 1 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 Gmc School Buses 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 Gmc School Buses have any recalls?
No recalls have been issued for the 1991 Gmc School Buses according to NHTSA records.
What mileage do Gmc School Buses problems start?
Based on 1 complaints with mileage data, the median mileage at time of complaint is 151,000 miles. The highest concentration of reported issues occurs in the 150K+ mile range. The full report breaks down exactly which components fail at each mileage bracket.
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?
100% money-back guarantee. If the report doesn’t help you make a more informed decision, we’ll refund you — no questions asked.
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10 sections of AI analysis based on 1 owner reports. Know before you buy.

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