BumperScan
Powered byNHTSA|EPA|Community Reports|Updated
Your report: 3 of 4 steps complete75%
Car identifiedData collectedBasic analysisFull AI analysis

Free Preview

#BS-2018-KIASOR-433B

2018 Kia SorentoProblems, Recalls & Reliability

Based on reports from 344 owners and 3 recalls for this exact model.

Data updated ·checked October 21, 2026 · NHTSA complaints through October 19, 2026

Complaints
344
Crashes
19
Fires
20
Recalls
3
TSBs
196
🛑

Preliminary Verdict

Red Flag

Based on 344 complaints, 19 crashes, 20 fires, and 3 recalls.

See full verdict with buy/skip conditions

Top reported problems

1

engine failure no warning light-hole in block

3 complaints • Severity 8.7/10

$X,XXX
2

auto door locks not working

2 complaints • Severity 8/10

$X,XXX
3

wires chewed by rodents

2 complaints • Severity 8/10

$X,XXX
4

ac stopped working

1 complaints • Severity 4/10

$X,XXX
5

paint failure on hood

1 complaints • Severity 4/10

$X,XXX

Preview: What's in your full report

Each card shows a real sample from your report — unlock all 10 sections from $2.00

Mechanic Inspection Checklist

!Check the EngineHIGH

112 owners reported engine issues — failures commonly reported around 49K miles.

!Inspect the LightsMED
Look for symptoms of wear and premature failure
+ 6 more items in full checklistUnlock

Failure Timeline by Mileage

35
0–30K
19
30–60K
24
60–90K
8
90–120K
2
120–150K
3
150K+

Peak failure range: 0–30K miles (35 reports) • Median: 49K miles

Full report: which components fail at each mileageUnlock

30,000-Mile Cost Projection

Best Case

$X,XXX

Most Likely

$X,XXX

Worst Case

$X,XXX

Top cost driver: Engine (112 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

Engine112 (33%)
Lights38 (11%)
Other37 (11%)
Electrical29 (8%)
Steering26 (8%)
Fuel System13 (4%)
Airbags10 (3%)
Drivetrain9 (3%)

2018 Kia Sorento: Known Issues & Problem Areas

Engine Issues

Engine complaints account for 33% of all reports filed for the 2018 Kia Sorento, with 112 owners filing complaints with NHTSA. The median mileage at time of complaint is 49,000 miles, suggesting issues tend to surface around the 49K-mile mark.

Lights Issues

Lights complaints account for 11% of all reports filed for the 2018 Kia Sorento, with 38 owners filing complaints with NHTSA. Owners should pay attention to lights-related symptoms during test drives and pre-purchase inspections.

Electrical Issues

Electrical complaints account for 8% of all reports filed for the 2018 Kia Sorento, with 29 owners filing complaints with NHTSA. Owners should pay attention to electrical-related symptoms during test drives and pre-purchase inspections.

Steering Issues

Steering complaints account for 8% of all reports filed for the 2018 Kia Sorento, with 26 owners filing complaints with NHTSA. Owners should pay attention to steering-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

1
17
14
18
21
19
29
20
16
21
42
22
47
23
71
24
55
25
48
26

Complaints filed with NHTSA by year for the 2018 Kia Sorento. Recent trend: stable.

Don't negotiate blind — know what this car costs to own

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

Get Report — From $2.00

Recall History (3 recalls)

17V784000Dec 2017

AIR BAGS:SIDE/WINDOW

Kia Motors America (Kia) is recalling certain 2018 Kia Sorento vehicles. The side curtain air bags on these vehicles have a component that may detach during deployment of the inflatable curtain air bag.

18V656000Oct 2018

STEERING:ELECTRIC POWER ASSIST SYSTEM

Kia Motors America (Kia) is recalling certain 2018 Kia Sorento vehicles. The cowl crossbar that connects to the Motor Driven Power Steering (MDPS) steering column may be improperly welded, allowing the steering column to separate.

22V703000Park OutsideJul 2023

TRAILER HITCHES

Kia America, Inc. (Kia) is recalling certain 2016-2022 Sorento, 2021-2022 Sorento Hybrid (HEV), 2022-2023 Sorento Plug-In Hybrid (PHEV), and 2017-2022 Sportage vehicles equipped with a tow hitch harness installed as original equipment, or purchased as an accessory through a Kia dealership. Debris and moisture accumulation on the tow hitch harness module printed circuit board (PCB) may cause an electrical short, which can result in a fire.

Recall severity analysis & seller scripts

The full report rates each recall's severity and gives you scripts for asking the seller about recall completion.

Unlock

2018 Kia Sorento NHTSA Safety Ratings

Overall

★★★★★

5 of 5 stars

Frontal crash

★★★★★

5 of 5 stars

Side crash

★★★★★

5 of 5 stars

Rollover

★★★★★

4 of 5 stars

From NHTSA's New Car Assessment Program (5-Star Safety Ratings). Where NHTSA tested more than one version of this vehicle, the lowest rating is shown.

NHTSA Defect Investigations (1)

All closed. Investigations are how NHTSA decides whether a defect needs a recall.

DP22003ClosedOpened Sep 2022 · closed Dec 2023

Loss of Motive Power

ENGINE

The worst model year for the Kia Sorento is the 2016 — worth knowing if you're cross-shopping years. The biggest problem area is engine.

2018 Kia Sorento vs. Class Average (Small Sport Utility Vehicle 2WD)

This vehicle

344

Class avg

443

Complaint volume is roughly in line with other small sport utility vehicle 2wd vehicles from 2018.

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. 344 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.

Last updated (checked October 21, 2026). NHTSA complaints received through October 19, 2026; safety ratings from NHTSA's 5-Star program.

Other Kia Sorento Model Years

202620252024202320222021202020192018201720162015201420132012201120102009200820072006200520042003
View all Kia Sorento years →

2018 Kia Sorento: Frequently Asked Questions

What is the most common problem with the 2018 Kia Sorento?
The most commonly reported issue with the 2018 Kia Sorento is related to the engine, with 112 complaints filed with NHTSA.
Is the 2018 Kia Sorento reliable?
The 2018 Kia Sorento has 344 complaints, 19 crash reports, and 20 fire reports filed with NHTSA. The full report analyzes whether these numbers indicate real risk or are proportional to the vehicle’s popularity.
How safe is the 2018 Kia Sorento?
NHTSA rates the 2018 Kia Sorento 5 out of 5 stars overall, with 5 stars in frontal crash tests, 5 stars in side crash tests, 4 stars for rollover resistance. Where NHTSA tested more than one version, the lowest rating is shown.
How much does it cost to fix 2018 Kia Sorento 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 Sorento have any recalls?
Yes, the 2018 Kia Sorento has 3 recalls on record. The full report includes recall severity analysis and scripts for asking the seller about recall completion.
What mileage do Kia Sorento problems start?
Based on 91 complaints with mileage data, the median mileage at time of complaint is 49,000 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.
When was the 2018 Kia Sorento data last updated?
BumperScan last checked this vehicle against NHTSA on October 21, 2026, covering owner complaints received through October 19, 2026 plus the latest recalls, investigations and technical service bulletins. Its numbers last changed on October 13, 2026.
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.
RaccoonEagleRoverCat

Get the Full 2018 Kia Sorento Report

10 sections of AI analysis based on 344 owner reports. Know before you buy.

Get Full Report — From $2.00Money-back guarantee
Instant delivery|One-time purchase|No hidden fees