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#BS-1991-CHEBLA-4CAA

1991 Chevrolet Blazer

Based on reports from 267 owners and 7 recalls for this exact model.

Complaints
267
Crashes
36
Fires
17
Recalls
7
TSBs
7
🛑

Preliminary Verdict

Red Flag

Based on 267 complaints, 36 crashes, 17 fires, and 7 recalls.

See full verdict with buy/skip conditions

Top reported problems

1

broken crank

1 complaints • Severity 8/10

$X,XXX
2

runs roughly after warmed up

1 complaints • Severity 8/10

$X,XXX
3

stalls irregular idle speed when cold

1 complaints • Severity 10/10

$X,XXX

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Mechanic Inspection Checklist

!Check the Service Brakes, Hydraulic:antilock/traction Control/electronic Limited SlipHIGH

114 owners reported service brakes, hydraulic:antilock/traction control/electronic limited slip issues — failures commonly reported around 110K miles.

!Inspect the Seat Belts:front:buckle AssemblyMED
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: Service Brakes, Hydraulic:antilock/traction Control/electronic Limited Slip (114 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

Service Brakes, Hydraulic:antilock/traction Control/electronic Limited Slip114 (43%)
Seat Belts:front:buckle Assembly17 (6%)
Engine And Engine Cooling:engine:gasoline10 (4%)
Speed Control9 (3%)
Seat Belts:front:retractor5 (2%)
Service Brakes, Hydraulic:foundation Components5 (2%)
Wheels:lugs/nuts/bolts/studs4 (1%)
Electrical System:wiring:interior/under Dash4 (1%)

1991 Chevrolet Blazer: Known Issues & Problem Areas

Service Brakes, Hydraulic:antilock/traction Control/electronic Limited Slip Issues

Service Brakes, Hydraulic:antilock/traction Control/electronic Limited Slip complaints account for 43% of all reports filed for the 1991 Chevrolet Blazer, with 114 owners filing complaints with NHTSA. The median mileage at time of complaint is 110,000 miles, suggesting issues tend to surface around the 110K-mile mark.

Seat Belts:front:buckle Assembly Issues

Seat Belts:front:buckle Assembly complaints account for 6% of all reports filed for the 1991 Chevrolet Blazer, with 17 owners filing complaints with NHTSA. Owners should pay attention to seat belts:front:buckle assembly-related symptoms during test drives and pre-purchase inspections.

Engine And Engine Cooling:engine:gasoline Issues

Engine And Engine Cooling:engine:gasoline complaints account for 4% of all reports filed for the 1991 Chevrolet Blazer, with 10 owners filing complaints with NHTSA. Owners should pay attention to engine and engine cooling:engine:gasoline-related symptoms during test drives and pre-purchase inspections.

Speed Control Issues

Speed Control complaints account for 3% of all reports filed for the 1991 Chevrolet Blazer, with 9 owners filing complaints with NHTSA. Owners should pay attention to speed control-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.

Complaint trend by year

37
00
7
01
12
02
5
03
7
04
1
06
1
21

Complaints filed with NHTSA by year for the 1991 Chevrolet Blazer. Recent trend: stable.

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

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Recall History (7 recalls)

06E026000Apr 2006

EXTERIOR LIGHTING

CERTAIN PRO-A MOTORS CORNER LAMPS, TURN SIGNALS, AND HEADLIGHTS SOLD AS REPLACEMENT LAMPS FOR USE ON CERTAIN PASSENGER VEHICLES LISTED ABOVE. SOME COMBINATION LAMPS THAT ARE NOT EQUIPPED WITH AMBER SIDE REFLECTORS FAIL TO CONFORM TO FEDERAL MOTOR VEHICLE SAFETY STANDARD NO. 108, LAMPS, REFLECTIVE DEVICES, AND ASSOCIATED EQUIPMENT.

06E043000Oct 2006

FUEL SYSTEM, GASOLINE

CERTAIN REPLACEMENT FUEL FILTERS, FRAM BRAND NAME P/N G3727, WITH DATE CODES X52911 THROUGH X60801 SEQUENTIALLY OR X600141 AND A MEXICO COUNTRY OR ORIGIN MARKING ON THE FUEL FILTER HOUSING MANUFACTURED FROM OCTOBER 18, 2005, THROUGH MARCH 21, 2006, SOLD FOR USE ON THE VEHICLES LISTED ABOVE AND ON CERTAIN SCHOOL BUSES. (TO SEE THE SCHOOL BUS ENGINE SIZES, CLICK ON "DOCUMENT SEARCH" AND THEN "BUS APPLICATIONS"). THE CONNECTOR ON THE FUEL FILTER WAS NOT MANUFACTURED TO HONEYWELL'S SPECIFICATION. AS A RESULT, THE O-RING MAY NOT SEAT CORRECTLY ON THE FUEL LINE.

07E088000Nov 2007

EQUIPMENT

CERTAIN HONEYWELL FRAM RACING BRAND HP4 AND HP8 OIL FILTERS THAT WERE MANUFACTURED FROM MAY 25, 2006, THROUGH SEPTEMBER 14, 2007, AND SOLD FOR USE AS REPLACEMENT EQUIPMENT FOR VEHICLES LIST ABOVE. THE AFFECTED FILTERS ARE MARKED WITH A DATE CODE A61451 THROUGH A72571 SEQUENTIALLY. THE DATE CODE AND PART NUMBER APPEAR ON THE FILTER HOUSING. FRAM RACING HP4 AND HP8 OIL FILTERS NOT BEARING A DATE CODE IN THIS RANGE ARE NOT AFFECTED BY THIS RECALL. THE GASKET OF THE OIL FILTER BECOMES MORE PLIABLE UNDER HIGH TEMPERATURES AND PRESSURES.

91V108000Jul 1991

FUEL SYSTEM, GASOLINE:STORAGE

VEHICLES HAVE BEEN SHIPPED WITH THE FUEL TANK SENDER SEAL OUT OF POSITION.

93V119000Nov 1993

SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DISC:ROTOR

SEVERE CORROSION DUE TO ROAD SALT AT THE JOINT OF THE STAMPED STEEL CENTER SECTION AND THE CAST OUTER SECTION CAN CAUSE THE SECTIONS TO SEPARATE.

+ 2 more recalls in the full report

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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The worst model year for the Chevrolet Blazer is the 1994 — worth knowing if you're cross-shopping years. The biggest problem area is engine.

1991 Chevrolet Blazer vs. Class Average (Special Purpose Vehicle 2WD)

This vehicle

267

Class avg

188

Complaint volume is roughly in line with other special purpose vehicle 2wd vehicles from 1991.

Complaint counts correlate with sales volume — popular vehicles naturally generate more reports. The full report normalizes for this.

About this data

NHTSA Complaints

Federal database of owner-filed safety complaints. 267 records for this vehicle.

NHTSA Recalls

Manufacturer-issued safety recalls. 7 recalls found for this vehicle.

Repair Cost Data

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

Other Chevrolet Blazer Model Years

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View all Chevrolet Blazer years →

1991 Chevrolet Blazer: Frequently Asked Questions

What is the most common problem with the 1991 Chevrolet Blazer?
The most commonly reported issue with the 1991 Chevrolet Blazer is related to the service brakes, hydraulic:antilock/traction control/electronic limited slip, with 114 complaints filed with NHTSA.
Is the 1991 Chevrolet Blazer reliable?
The 1991 Chevrolet Blazer has 267 complaints, 36 crash reports, and 17 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 Chevrolet Blazer 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 Chevrolet Blazer have any recalls?
Yes, the 1991 Chevrolet Blazer has 7 recalls on record. The full report includes recall severity analysis and scripts for asking the seller about recall completion.
What mileage do Chevrolet Blazer problems start?
Based on 5 complaints with mileage data, the median mileage at time of complaint is 110,000 miles. The highest concentration of reported issues occurs in the 60–90K 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 267 owner reports. Know before you buy.

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