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#BS-2018-BUILAC-672B

2018 Buick Lacrosse

Based on reports from 19 owners and 3 recalls for this exact model.

Complaints

Crashes

Fires

Recalls

TSBs

983

✅

Preliminary Verdict

Green Light

Based on 19 complaints, 0 crashes, 0 fires, and 3 recalls.

See full verdict with buy/skip conditions

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Mechanic Inspection Checklist

!Check the ElectricalHIGH

5 owners reported electrical issues — failures commonly reported around 100K miles.

!Inspect the EngineMED

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: Electrical (5 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

Electrical5 (26%)

Engine4 (21%)

Drivetrain3 (16%)

Fuel System3 (16%)

Other1 (5%)

Brakes1 (5%)

Vehicle Speed Control:accelerator Pedal1 (5%)

Speed Control1 (5%)

2018 Buick Lacrosse: Known Issues & Problem Areas

Electrical Issues

Electrical complaints account for 26% of all reports filed for the 2018 Buick Lacrosse, with 5 owners filing complaints with NHTSA. The median mileage at time of complaint is 100,000 miles, suggesting issues tend to surface around the 100K-mile mark.

Engine Issues

Engine complaints account for 21% of all reports filed for the 2018 Buick Lacrosse, with 4 owners filing complaints with NHTSA. Owners should pay attention to engine-related symptoms during test drives and pre-purchase inspections.

Drivetrain Issues

Drivetrain complaints account for 16% of all reports filed for the 2018 Buick Lacrosse, with 3 owners filing complaints with NHTSA. Owners should pay attention to drivetrain-related symptoms during test drives and pre-purchase inspections.

Fuel System Issues

Fuel System complaints account for 16% of all reports filed for the 2018 Buick Lacrosse, with 3 owners filing complaints with NHTSA. Owners should pay attention to fuel system-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

Complaints filed with NHTSA by year for the 2018 Buick Lacrosse. Recent trend: stable.

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 (3 recalls)

18V358000Jul 2018

FUEL SYSTEM, GASOLINE:DELIVERY:FUEL PUMP

General Motors LLC (GM) is recalling certain 2015-2018 GMC Canyon, 2016-2017 Buick Envision, 2016-2018 Chevrolet Colorado and Malibu, 2017-2018 GMC Acadia, 2018 Buick LaCrosse, Cadillac ATS, Chevrolet Equinox, and GMC Terrain vehicles. The high pressure fuel pump may detach from its mounting flange, possibly resulting in the pump damaging the high pressure fuel line.

18V576000Oct 2018

SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DISC:CALIPER

General Motors LLC (GM) is recalling certain 2018-2019 Chevrolet Equinox, Impala, Cruze, Volt and Bolt EV vehicles, GMC Terrain vehicles, Buick Lacrosse and Regal vehicles, Cadillac XTS and XTS Professional vehicles and 2018 Chevrolet Malibu vehicles. The rear brake caliper pistons may have an insufficient coating causing gas pockets to form, potentially reducing rear brake performance.

20V668000Dec 2020

POWER TRAIN:AUTOMATIC TRANSMISSION

General Motors LLC (GM) is recalling certain 2018-2019 Chevrolet Cruze and Buick LaCrosse, 2018-2020 Chevrolet Equinox, Chevrolet Traverse and GMC Terrain, 2018 Chevrolet Malibu, 2019-2020 Buick Encore, Buick Enclave, Cadillac XT4, Chevrolet Blazer and GMC Acadia, and 2020 Cadillac XT6 vehicles. The start/stop accumulator endcap may have missing bolts.

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 Lacrosse is the 2011 — worth knowing if you're cross-shopping years. The biggest problem area is engine.

2018 Buick Lacrosse vs. Class Average (Midsize Cars)

This vehicle

Class avg

143

Below the class average — fewer complaints than typical midsize cars vehicles. A good sign.

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. 19 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 Lacrosse Model Years

2019 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 2008 2007 2006 2005

View all Buick Lacrosse years →

2018 Buick Lacrosse: Frequently Asked Questions

What is the most common problem with the 2018 Buick Lacrosse?

The most commonly reported issue with the 2018 Buick Lacrosse is related to the electrical, with 5 complaints filed with NHTSA.

Is the 2018 Buick Lacrosse reliable?

The 2018 Buick Lacrosse has 19 complaints, 0 crash reports, and 0 fire reports filed with NHTSA. This is below the class average — a positive sign for reliability.

How much does it cost to fix 2018 Buick Lacrosse 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 2018 Buick Lacrosse have any recalls?

Yes, the 2018 Buick Lacrosse 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 Lacrosse problems start?

Based on 8 complaints with mileage data, the median mileage at time of complaint is 100,000 miles. The highest concentration of reported issues occurs in the 0–30K 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.

Get the Full 2018 Buick Lacrosse Report

10 sections of AI analysis based on 19 owner reports. Know before you buy.

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