YearToAvoid

2023 Kia EV6 Transmission & Powertrain Problems

NHTSA lists 26 Transmission & Powertrain complaints for the 2023 Kia EV6, 19% of all 137 complaints filed for the year. A related recall (24V057000) covers a drive shaft that may break under load. No crashes, fires, or injuries were reported in this problem area.

Transmission & Powertrain complaints
26
19% of 137
Crashes reported
0
Fires reported
0
Injuries reported
0
Median mileage
8,000 mi
Related recalls
1

Typical transmission symptoms owners report

  • Owners report sudden loss of drive power on the highway, including one case where the drive mode unexpectedly switched from rear-wheel to front-wheel only at 72 MPH.
  • Multiple owners describe the vehicle entering limp mode with acceleration capped at 25-30 MPH after a warning to stop and check the power supply.
  • Several complaints tie failures to the ICCU (integrated charging control unit), sometimes recurring shortly after a recall repair or software update for the same part.
  • Some owners report the car becoming completely inoperable after a power failure, unable to start, unlock, or respond electrically.
  • A recurring symptom is a loud popping sound from the rear of the cabin right before the vehicle loses propulsion.

When 2023 Kia EV6 transmission complaints were filed

First complaint Jul 21, 2023, latest Aug 14, 2026.

2023 Kia EV6 transmission & powertrain complaints: complaints filed per month3Jul 2023Apr 2024Feb 2025Dec 2025Apr 2026Jul 2026
26 complaints filed with NHTSA from Jul 2023 to Aug 2026; peak Mar 2025 (3).

Transmission & Powertrain recalls for the 2023 Kia EV6

  1. NHTSA 24V057000Jan 31, 2024Transmission & Powertrain1,243 vehicles

    Power train:driveline:driveshaft

    Kia America, Inc. (Kia) is recalling certain 2023-2024 Niro EV and 2023 EV6 vehicles. One of the drive shafts may have been improperly heat-treated, allowing it to break under load and resulting in a loss of drive power.

    Risk: A loss of drive power increases the risk of a crash.

    Remedy: Dealers will replace the drive shaft, free of charge. Owner notification letters were mailed March 28, 2024. Owners may contact Kia customer service at 1-800-333-4542. Kia's number for this recall is SC295.

Transmission & Powertrain complaints by EV6 model year

Raw complaint counts per model year; newer years have had less time to accumulate complaints.

  1. 202241 (15%)
  2. 202326 (19%)
  3. 202416 (22%)
  4. 202513 (25%)

Frequently asked questions

How many 2023 Kia EV6 owners reported transmission and powertrain problems?
NHTSA lists 26 Transmission & Powertrain complaints for the 2023 Kia EV6, making up 19% of the 137 total complaints filed for the year.
Is there a recall for the 2023 Kia EV6 drive shaft?
Yes. Recall 24V057000 covers certain 2023-2024 Niro EV and 2023 EV6 vehicles where a drive shaft may have been improperly heat-treated and could break under load, causing loss of drive power. Kia dealers replace the drive shaft free of charge.
At what mileage do 2023 EV6 powertrain problems typically show up?
NHTSA data shows a median mileage at failure of 8,000 miles for reported Transmission & Powertrain issues on the 2023 EV6.
Have there been any crashes or injuries linked to 2023 EV6 powertrain complaints?
No. NHTSA records zero crashes, zero fires, and zero injuries among the Transmission & Powertrain complaints for the 2023 EV6.
Is the powertrain problem getting worse in later EV6 model years?
NHTSA data shows the share of complaints in this area has risen across model years: 15% in 2022, 19% in 2023, 22% in 2024, and 25% in 2025.

Sources: NHTSA Office of Defects Investigation complaint and recall databases; U.S. EPA fuel economy data; NHTSA 5-Star Safety Ratings. Complaints are unverified owner reports.

Data updated Sep 24, 2026. Read the methodology and data sources. The Complaint Index is based on NHTSA owner complaints and recalls; it is not a reliability rating.