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Total NHTSA Complaints
17
Owner filings recorded
#1 Reported Problem
Brakes & Traction Control
6 reports (35.3%)
Crash Incident Reports
1
Filings citing a crash
Fire & Injury Reports
0
0 fire • 0 injury filings
Defect Investigation Analysis

Executive Problem Findings

AutoUtility currently tracks 17 official NHTSA owner defect complaints for the 2021 Kia Stinger. Brakes & Traction Control issues are the most frequently reported category, appearing in 6 complaints (35.3% of submitted records). Among these NHTSA complaint records, 1 filing cites a crash.

Methodology Notice: Consumer complaints are unverified voluntary submissions to the NHTSA Office of Defects Investigation (ODI). Filings are not normalized for sales volume or vehicle mileage and do not constitute an audited component failure rate.
Incident & Severity Profile
  • • Total Owner Reports: 17 complaints submitted under federal penalty.
  • • Primary Subsystem: Brakes & Traction Control accounts for 35.3% of submissions (6 reports).
  • • Secondary Systems: Fuel & Propulsion System (4), Engine & Cooling (3).
  • • Crash Incidents: 1 filings cite an impact or collision.
  • • Thermal Incidents: 0 filings cite smoke or fire.
  • • Reported Casualties: 0 injury filings • 0 fatality filings.
Category Distribution

Reported Defect Categories for 2021 Kia Stinger

Factual proportion of owner complaints categorized by automotive subsystem in NHTSA records

Brakes & Traction Control
6
35.3%
Fuel & Propulsion System
4
23.5%
Engine & Cooling
3
17.6%
Visibility, Wipers & Glass
2
11.8%
Electrical System
2
11.8%
#1 35.3% SHARE

Brakes & Traction Control

6 owner complaints submitted to NHTSA ODI for this subsystem.

⚠️ 1 Crash
⚠️ 1 Associated Recall Campaign
#2 23.5% SHARE

Fuel & Propulsion System

4 owner complaints submitted to NHTSA ODI for this subsystem.

✓ 0 Incidents
⚠️ 3 Associated Recall Campaigns
#3 17.6% SHARE

Engine & Cooling

3 owner complaints submitted to NHTSA ODI for this subsystem.

⚠️ 1 Crash
⚠️ 1 Associated Recall Campaign
#4 11.8% SHARE

Visibility, Wipers & Glass

2 owner complaints submitted to NHTSA ODI for this subsystem.

✓ 0 Incidents
Consumer Filings

Recent NHTSA Owner Reports for 2021 Kia Stinger

Representative defect filings submitted by owners to the NHTSA Office of Defects Investigation

Fuel & Propulsion System ODI #11744848
Filed: 06/17/2026
Defect Report

"My car started skipping or stalling when I'd press the accelerator. Then the check engine light came on. I took it to an Independent mechanic and it showed high pressure fuel pump or system. The spark plugs were changed, but the problem remained. I checked and noticed that there was a recall for..."

Fuel & Propulsion System ODI #11690875
Filed: 10/01/2025
Defect Report

"Since April I have been having the same issue. Sometimes when I am stopped and the autostop is supposed to shut down the engine, the engine just sputters and if I hit the gas nothing happens. I have to put the car in park and shut it down then restart it. I try to shut the auto stop off when I get..."

Brakes & Traction Control ODI #11678569
Filed: 08/05/2025
Defect Report

"At certain times when I am braking the brake "skips" it's like i am unable to brake so I end up braking late. It's become a safety hazard since there are times when I have almost hit another car. Also, the other is the silver trim on the exterior looks completely faded probably from the sun but..."

Brakes & Traction Control ODI #11575587
Filed: 03/05/2024
Defect Report

"All 4 Rotors are warped and pads are worn down on a 30K mile vehicle. Have had several mechanics tell me That the pressure proportioning valve hose.might be becoming stuck on just enough to make the rotors get hot and wear down. I have looked online and have read many people having the same..."

Fuel & Propulsion System ODI #11556241
Filed: 11/21/2023
Defect Report

"The contact owns a 2021 Kia Stinger. The contact stated while driving at an undisclosed speed and making a turn, the vehicle lost motive power inadvertently. There was no warning light illuminated. The contact was able to restart the vehicle and drove to his nearby residence. The contact stated..."

Multi-Year Trend

Complaint History for Kia Stinger

Reported defect complaint volume across sibling model years (2018–2023)

Model Year NHTSA Complaints Crash Reports Safety Recalls Detailed Report
2018 Kia Stinger 67 2 4 View 2018 Problems →
2019 Kia Stinger 43 1 3 View 2019 Problems →
2020 Kia Stinger 16 1 6 View 2020 Problems →
2021 Kia Stinger Current Page 17 1 5 Current
2022 Kia Stinger 17 0 1 View 2022 Problems →
2023 Kia Stinger 5 1 1 View 2023 Problems →
Exhaustive System Audit

Detailed NHTSA Component Breakdown for 2021 Kia Stinger

Complete distribution of consumer defect reports across all 15 granular NHTSA system and subsystem classifications

Vehicle Component / System Total Complaints Crash Reports Fire Reports Injury Entries Fatality Entries
Engine NHTSA category: ENGINE 2 0 0 0 0
Other / Uncategorized NHTSA category: UNKNOWN OR OTHER 2 0 0 0 0
Electrical System NHTSA category: ELECTRICAL SYSTEM 1 0 0 0 0
ELECTRICAL SYSTEM,FUEL/PROPULSION SYSTEM 1 0 0 0 0
ENGINE,FUEL/PROPULSION SYSTEM 1 0 0 0 0
Fuel System NHTSA category: FUEL SYSTEM, GASOLINE 1 0 0 0 0
Fuel & Propulsion System NHTSA category: FUEL/PROPULSION SYSTEM 1 0 0 0 0
POWER TRAIN,SERVICE BRAKES,ENGINE 1 1 0 0 0
Service Brakes NHTSA category: SERVICE BRAKES 1 0 0 0 0
SERVICE BRAKES, AIR 1 0 0 0 0
Service Brakes NHTSA category: SERVICE BRAKES, HYDRAULIC 1 0 0 0 0
SUSPENSION,UNKNOWN OR OTHER,SERVICE BRAKES 1 0 0 0 0
UNKNOWN OR OTHER,SERVICE BRAKES 1 0 0 0 0
VISIBILITY,UNKNOWN OR OTHER 1 0 0 0 0
Visibility & Wipers NHTSA category: VISIBILITY/WIPER 1 0 0 0 0
Search Intelligence

Quick Answers: Common Problems & Reliability Questions for the 2021 Kia Stinger

Direct, deterministic answers synthesized from verified United States government databases for the 2021 Kia Stinger

What are the most common reported problems with the 2021 Kia Stinger?

In official NHTSA consumer records, the most frequently cited issue area for the 2021 Kia Stinger is Brakes & Traction Control, appearing in 6 records (35.3% of submitted filings).

Secondary reported categories include Fuel & Propulsion System (4) and Engine & Cooling (3).

Source: NHTSA Office of Defects Investigation (ODI)

Is the 2021 Kia Stinger a reliable vehicle?

AutoUtility does not issue subjective reliability scores or commercial ratings. In official United States government records, NHTSA tracks 17 consumer defect complaints and 5 safety recall campaigns for the 2021 Kia Stinger.

Reviewing documented component complaint distributions, recall remedy notices, and active federal investigations provides an objective, evidence-based view of the vehicle's historical safety and defect record.

Source: NHTSA ODI & Safety Recalls Databases

Are there crash, fire, or injury reports associated with the 2021 Kia Stinger?

Among consumer complaint records on file with NHTSA for the 2021 Kia Stinger, 1 filing cites a crash, 0 cite smoke or fire, and 0 report one or more injuries.

Incident entries represent consumer descriptions at the time of submission to federal authorities and do not establish mechanical causation or legal liability.

Source: NHTSA Office of Defects Investigation Consumer Logs
Official US Government Data Provenance

The complaint records on this page are retrieved directly from the NHTSA Office of Defects Investigation (ODI) public database under 49 CFR Part 576.

Local Production Store Compiled: August 2026 • Deterministic Audited Dataset • Zero Dynamic External API Runtime Latency.