Fuel Economy
27–31MPG
Gas & Hybrid options available
NHTSA Complaints
104
6 crash reports • 8 reporting injuries
Safety Recalls
4
4 official NHTSA recalls
NCAP Safety Rating
Not Rated / Pending

EPA Fuel Economy & Powertrain Specifications

Official EPA laboratory test ratings, electric driving range, and annual energy cost estimates by powertrain configuration

Powertrain Group Engine / Drivetrain City MPG Hwy MPG Combined MPG Est. Annual Fuel Cost
Standard 1.6L 4-Cyl Regular
Automatic (S8) • Front-Wheel Drive
24–27 32–37 27–31 MPG $2,000–$2,300 / yr

NHTSA NCAP Crash Test & Safety Ratings

Official 5-Star Safety Ratings evaluated by the National Highway Traffic Safety Administration

NHTSA 5-Star NCAP laboratory crash evaluations are not currently on file for the 2023 Kia K5.

Active Driver Assistance Systems (NHTSA Recorded): Forward Collision Warning (FCW) is documented as Not Specified and Lane Departure Warning (LDW) is documented as Not Specified in official NHTSA records for tested 2023 Kia K5 models.
View complete 2023 Kia K5 crash test & safety breakdown →

Reported Problems & Owner Complaints Summary (104)

Summary of 104 verified consumer defect submissions filed with the NHTSA Office of Defects Investigation (ODI)

Total Complaints
104
Crash Reports
6
Fire Reports
0
Complaints w/ Injury
8
Total Injuries
17

Top Reported Problem Categories

Ranked by total consumer complaint submissions recorded by NHTSA

Fuel & Propulsion System 22 complaints
Fuel System 11 complaints
Structure & Body 10 complaints (1 crash)
Powertrain 6 complaints
UNKNOWN OR OTHER,FUEL/PROPULSION SYSTEM 4 complaints

Data Attribution & Context: Complaints are self-reported by vehicle owners to NHTSA and represent unverified consumer submissions. Complaint volume does not equal a statistically controlled failure rate and is not adjusted for total vehicles sold or cumulative mileage driven.

View all 2023 Kia K5 problems & component breakdown (40 categories) →

Official Safety Recalls (4)

Manufacturer safety recall campaigns monitored and recorded by NHTSA

NHTSA Campaign #25V493000 Active Recall
Affected Component: STRUCTURE:BODY:ROOF AND PILLARS

Defect Summary: Kia America, Inc. (Kia) is recalling certain 2023-2025 K5 vehicles. The left and right rear window trim pieces may loosen and detach.

Free Manufacturer Remedy: Dealers will inspect and replace the C-pillar trim assemblies, as necessary, free of charge. Owner notification letters were mailed November 19, 2025. Owners may contact Kia customer service at 800-333-4542. Kia's number for this recall is SC346.
NHTSA Campaign #25V794000 Active Recall
Affected Component: FUEL SYSTEM, GASOLINE

Defect Summary: Kia America, Inc. (Kia) is recalling certain 2021-2024 K5 vehicles. A damaged check valve can allow air to enter the fuel tank, causing it to expand and contact hot exhaust components, melting the tank.

Free Manufacturer Remedy: Dealers will replace the check valve. The fuel tank will be inspected for damage and replaced as necessary. All repairs will be performed free of charge. Owner notification letters were mailed January 16, 2026. Owners may contact Kia customer service at 800-333-4542. Kia's number for this recall is SC356. Vehicle Identification Numbers (VINs) involved in this recall will be searchable on NHTSA.gov beginning December 1, 2025.
NHTSA Campaign #22V760000 Active Recall
Affected Component: POWER TRAIN:AUTOMATIC TRANSMISSION

Defect Summary: Kia Motors, Inc. (Kia) is recalling certain 2021-2022 Sorento and 2021-2023 K5 vehicles. The vehicle's "fail-safe" limited-mobility drive mode may be impaired, when prompted by a transmission oil pump malfunction, which can result in a complete loss of drive power.

Free Manufacturer Remedy: Dealers will inspect and replace the transmission, as necessary. Dealers will also update the transmission control unit software. All repairs will be performed free of charge. Owner notification letters were mailed December 9, 2022. Owners may contact Kia customer service at 1-800-333-4542. Kia's number for this recall is SC250.
View all 2023 Kia K5 recalls & campaign history (4 campaigns) →
Official US Government Data Provenance

The specifications, safety ratings, defect reports, and recall campaigns published on this page are retrieved directly from official United States Government agency databases:

  • NHTSA Office of Defects Investigation (ODI): Consumer complaints and defect reports.
  • NHTSA New Car Assessment Program (NCAP): Frontal, side, and rollover 5-Star crash safety test ratings.
  • U.S. EPA / FuelEconomy.gov: Standardized multi-cycle dynamometer fuel economy, MPGe, and electric driving range ratings.

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