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#BS-2018-KIACAD-3F36

2018 Kia Cadenza

Based on reports from 7 owners and 1 recall for this exact model.

Complaints

Crashes

Fires

Recalls

TSBs

✅

Preliminary Verdict

Green Light

Based on 7 complaints, 0 crashes, 0 fires, and 1 recalls.

See full verdict with buy/skip conditions

Preview: What's in your full report

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Mechanic Inspection Checklist

!Check the EngineHIGH

5 owners reported engine issues — failures commonly reported around 10K 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: Engine (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

Engine5 (71%)

Other2 (29%)

2018 Kia Cadenza: Known Issues & Problem Areas

Engine Issues

Engine complaints account for 71% of all reports filed for the 2018 Kia Cadenza, with 5 owners filing complaints with NHTSA. The median mileage at time of complaint is 9,500 miles, suggesting issues tend to surface around the 10K-mile mark.

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 Kia Cadenza. Recent trend: increasing.

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)

21V137000Park OutsideApr 2021

SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP:CONTROL UNIT/MODULE

Kia Motors America (Kia) is recalling certain 2017-2021 Sportage and Cadenza vehicles. The electrical circuit in the Hydraulic Electronic Control Unit (HECU) may short-circuit, which can cause a fire in the engine compartment.

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 Kia Cadenza is the 2014 — worth knowing if you're cross-shopping years. The biggest problem area is engine.

2018 Kia Cadenza vs. Class Average (Large Cars)

This vehicle

Class avg

138

Below the class average — fewer complaints than typical large 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. 7 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 Kia Cadenza Model Years

2021 2020 2019 2018 2017 2016 2015 2014

View all Kia Cadenza years →

2018 Kia Cadenza: Frequently Asked Questions

What is the most common problem with the 2018 Kia Cadenza?

The most commonly reported issue with the 2018 Kia Cadenza is related to the engine, with 5 complaints filed with NHTSA.

Is the 2018 Kia Cadenza reliable?

The 2018 Kia Cadenza has 7 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 Kia Cadenza 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 Kia Cadenza have any recalls?

Yes, the 2018 Kia Cadenza has 1 recall on record. The full report includes recall severity analysis and scripts for asking the seller about recall completion.

What mileage do Kia Cadenza problems start?

Based on 3 complaints with mileage data, the median mileage at time of complaint is 9,500 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.