2012 Kia Sedona electrical system problems
33 owner complaints filed with NHTSA name the electrical system on the 2012 Kia Sedona — 31% of all complaints for this model year.
What owners report
“The contact owns a 2012 Kia Sedona. The contact stated that the battery drained unexpectedly, and the vehicle failed to start. The battery was replaced twice, and the vehicle was temporarily repaired. The contact’s son replaced the alternator; however, the failure persisted. The vehicle was no…”
filed Jul 20, 2026
“While driving the vehicle and applying the brakes the vehicle shifted to one side of the road. There was an accident 03/2024 after having the brake control arm serviced. The braking system failed. There was a recall on the front control arm 2016. The vehicle was totaled and was salvaged due to…”
filed Oct 18, 2025
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Related service bulletins
TECHNICAL SERVICE BULLETIN: CUSTOMER SATISFACTION: ANTI-THEFT S/W LOGIC UPGRADE & DECAL INSTALLATION (CS2308) - This bulletin has been revised to include additional information. New/revised sections of this bulletin are…
CS2308_TSB_R6 · Service Bulletin/Repair Instructions · issued Jun 6, 2024TECHNICAL SERVICE BULLETIN: CUSTOMER SATISFACTION: ANTI-THEFT S/W LOGICUPGRADE & DECAL INSTALLATION (CS2308) - This bulletin has been revised to include additional information. New/revised sections of this bulletin are…
CS2308_TSB_R5 · Service Bulletin/Repair Instructions · issued Mar 15, 2024TECHNICAL SERVICE BULLETIN: CUSTOMER SATISFACTION: ANTI-THEFT SOFTWARE LOGIC UPGRADE & DECALL INSTALLATION (CS2308) - This bulletin has been revised to include additional information. New/revised sections of this…
CS2308_TSB_R4 · Service Bulletin/Repair Instructions · issued Jan 19, 2024TECHNICAL SERVICE BULLETIN: CUSTOMER SATISFACTION: ANTI-THEFT S/W LOGIC UPGRADE & DECAL INSTALLATION (CS2308) - This bulletin has been revised to include additional information. New/revised sections of this bulletin are…
CS2308_TSB_R3 · Service Bulletin/Repair Instructions · issued Sep 1, 2023
Electrical System problems in other Sedona years
| Year | Reports | Share |
|---|---|---|
| 2020 Sedona | 3 | 15% |
| 2019 Sedona | 4 | 11% |
| 2018 Sedona | 11 | 23% |
| 2017 Sedona | 22 | 17% |
| 2016 Sedona | 44 | 15% |
| 2015 Sedona | 36 | 26% |
| 2014 Sedona | 12 | 32% |
| 2011 Sedona | 12 | 18% |
| 2010 Sedona | 7 | 22% |
| 2009 Sedona | 8 | 17% |
| 2008 Sedona | 45 | 26% |
| 2007 Sedona | 40 | 25% |
Other reported problem areas on the 2012 Kia Sedona
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.