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#BS-1986-BUILES-3BBC

1986 Buick Lesabre

Based on reports from 20 owners and 3 recalls for this exact model.

Complaints

Crashes

Fires

Recalls

TSBs

✅

Preliminary Verdict

Green Light

Based on 20 complaints, 1 crashes, 0 fires, and 3 recalls.

See full verdict with buy/skip conditions

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Mechanic Inspection Checklist

!Check the Engine And Engine Cooling:engineHIGH

3 owners reported engine and engine cooling:engine issues.

!Inspect the Engine And Engine Cooling:engine:gasolineMED

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 (3 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:engine3 (15%)

Engine And Engine Cooling:engine:gasoline3 (15%)

Seat Belts:front:buckle Assembly2 (10%)

Tires:tread/belt2 (10%)

Power Train:automatic Transmission1 (5%)

Service Brakes, Hydraulic:power Assist1 (5%)

Engine And Engine Cooling:cooling System:hoses/lines/piping/fittings1 (5%)

Visibility:windshield Wiper/washer1 (5%)

1986 Buick Lesabre: Known Issues & Problem Areas

Engine And Engine Cooling:engine Issues

Engine And Engine Cooling:engine complaints account for 15% of all reports filed for the 1986 Buick Lesabre, with 3 owners filing complaints with NHTSA.

Engine And Engine Cooling:engine:gasoline Issues

Engine And Engine Cooling:engine:gasoline complaints account for 15% of all reports filed for the 1986 Buick Lesabre, with 3 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.

Seat Belts:front:buckle Assembly Issues

Seat Belts:front:buckle Assembly complaints account for 10% of all reports filed for the 1986 Buick Lesabre, with 2 owners filing complaints with NHTSA. Owners should pay attention to seat belts:front:buckle assembly-related symptoms during test drives and pre-purchase inspections.

Tires:tread/belt Issues

Tires:tread/belt complaints account for 10% of all reports filed for the 1986 Buick Lesabre, with 2 owners filing complaints with NHTSA. Owners should pay attention to tires:tread/belt-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.

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

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Recall History (3 recalls)

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.

86V131000May 1986

EXTERIOR LIGHTING:HEADLIGHTS:SWITCH

THE PUSH PULL HEADLIGHT SWITCH MAY HAVE ELECTRICAL CONTACTS WHICH ALLOW AN INTERMITTENT HEADLIGHT CIRCUIT CAUSING HEADLIGHT TO FLICKER OR SUDDENLY GO OUT. CONSEQUENCE OF DEFECT: SUDDEN LOSS OF THE HEADLIGHTS UNDER SEVERE WEATHER OR NIGHTTIME DRIVING CONDITIONS COULD REDUCE DRIVER VISIBILITY WHICH MIGHT RESULT IN A VEHICLE CRASH WITHOUT PRIOR WARNING.

89V102000Jul 1989

VEHICLE SPEED CONTROL

A SMALL NYLON BUSHING IN THE CRUISE CONTROL SERVO BAIL MAY SLIP OUT OF PLACE, CAUSING INTERMITTENT AND UNEXPECTED INCREASES IN ENGINE SPEED OR DIESELING (ENGINE RUN ON WITH IGNITION OFF).

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 Buick Lesabre is the 2002 — worth knowing if you're cross-shopping years. The biggest problem area is windows / windshield.

1986 Buick Lesabre vs. Class Average (Large Cars)

This vehicle

Class avg

Complaint volume is roughly in line with other large cars vehicles from 1986.

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. 20 records for this vehicle.

NHTSA Recalls

Manufacturer-issued safety recalls. 3 recalls found for this vehicle.

Repair Cost Data

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

Other Buick Lesabre Model Years

2006 2005 2004 2003 2002 2001 2000 1999 1998 1997 1996 1995 1994 1993 1992 1991 1990 1989 1988 1987 1986 1985 1984 1983 1982 1981 1980 1979 1978 1977 1976 1975 1974 1973 1972 1971 1970 1969 1968 1967

View all Buick Lesabre years →

1986 Buick Lesabre: Frequently Asked Questions

What is the most common problem with the 1986 Buick Lesabre?

The most commonly reported issue with the 1986 Buick Lesabre is related to the engine and engine cooling:engine, with 3 complaints filed with NHTSA.

Is the 1986 Buick Lesabre reliable?

The 1986 Buick Lesabre has 20 complaints, 1 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 1986 Buick Lesabre 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 1986 Buick Lesabre have any recalls?

Yes, the 1986 Buick Lesabre has 3 recalls on record. The full report includes recall severity analysis and scripts for asking the seller about recall completion.

What mileage do Buick Lesabre 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?

100% money-back guarantee. If the report doesn’t help you make a more informed decision, we’ll refund you — no questions asked.

Get the Full 1986 Buick Lesabre Report

10 sections of AI analysis based on 20 owner reports. Know before you buy.

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