2020 Kia Telluride electrical system problems
57 owner complaints filed with NHTSA name the electrical system on the 2020 Kia Telluride — 8% of all complaints for this model year.
What owners report
“instrument cluster began failing intermittently (tachometer first, then other gauges), and the dealer determined the entire cluster had to be replaced at a cost of about $3,000. The vehicle had 78,000 miles, so it was outside Kia's 5-year/60,000-mile basic warranty.”
filed Jul 28, 2026
“My vehicle has the radiator fan that will not shut off. It stays running until the battery goes dead. I have taken it in to dealership and get the can not reproduce answer as well as maybe its this or that, you will have to leave it here. In doing research this is a known issues with the relay…”
filed Jul 10, 2026
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Related service bulletins
VOLUNTARY EMISSIONS SERVICE CAMPAIGN: OWNER NOTIFICATION (SC357) - This document is the owner notification advising that Kia is conducting a Voluntary Emissions Service Campaign to improve the emissions software logic…
SC357_OWNR · Emissions · issued Feb 21, 2026TECHNICAL SERVICE BULLETIN: VOLUNTARY EMISSIONS SERVICE CAMPAIGN: ECU EMISSIONS SOFTWARE LOGIC IMPROVEMENT (SC357) - This bulletin provides information to upgrade the Engine Control Unit (ECU) system software to improve…
SC357_TSB · Service Bulletin/Repair Instructions · issued Feb 16, 2026
Electrical System problems in other Telluride years
| Year | Reports | Share |
|---|---|---|
| 2025 Telluride | 17 | 19% |
| 2024 Telluride | 44 | 21% |
| 2023 Telluride | 47 | 24% |
| 2022 Telluride | 66 | 21% |
| 2021 Telluride | 39 | 11% |
Other reported problem areas on the 2020 Kia Telluride
Counts are unique NHTSA complaints naming this component group. Complaints are unverified owner reports; mileage is computed only from complaints that included a usable odometer reading.