2021 Kia Telluride electrical system problems
39 owner complaints filed with NHTSA name the electrical system on the 2021 Kia Telluride — 11% of all complaints for this model year.
What owners report
“While driving this vehicle in route to Philadelphia airport JFK, i experienced a total malfunction of the instrument cluster. All of the warning lights continued to go on and off and were illuminating on the cluster non stop along with a audible chiming, all of wich lasted the 3 hour trip. The car…”
filed Jul 31, 2026
“CATASTROPHIC FAILURE TIMELINE (13 DAYS) XXX: Delivery taken at 105,439 miles.XXX: My boyfriend noticed a cloud of smoke from exhaust as I pressed the accelerator pedal to leave the parking lot. I didn't notice because it was almost dark outside when leaving. He didn't notice again so he didn't stop…”
filed Jul 28, 2026
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Related service bulletins
TECHNICAL SERVICE BULLETIN: INFOTAINMENT SYSTEM SOFTWARE UPDATE USING UPDATE.KIA.COM - This bulletin provides information and service procedures for updating the infotainment systems on applicable Kia vehicles using the…
TSB_ELE422 · Service Bulletin/Repair Instructions · issued May 28, 2026VOLUNTARY 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, 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% |
| 2020 Telluride | 57 | 8% |
Other reported problem areas on the 2021 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.