2003 Kia Sedona EX problems & reliability
34 owner complaints filed with NHTSA for the 2003 Kia Sedona EX, alongside 1 safety recall campaign. Last verified Aug 7, 2026. Complaints are unverified reports submitted by owners to the federal Office of Defects Investigation.
Each complaint is counted once (by NHTSA case number), even when it names several vehicles.
2 complaints report injuries (5 injured).
Most reported problems
| Component | Complaints | Share |
|---|---|---|
| Electrical System | 9 | 26% |
| Engine and Engine Cooling | 7 | 21% |
| Power Train | 5 | 15% |
| Steering | 5 | 15% |
| Structure | 5 | 15% |
| Service Brakes, Hydraulic | 4 | 12% |
| Suspension | 3 | 9% |
| Wheels | 3 | 9% |
| Air Bags | 2 | 6% |
| Engine | 2 | 6% |
Component groups as classified by NHTSA. A complaint can name more than one component, so shares may sum to more than 100%.
All 16 reported components →Common symptoms owners describe
Keyword analysis of complaint narratives; one complaint can describe several symptoms.
Mileage when problems occurred
Among the 28 complaints that included a usable odometer reading, the median reported incident mileage was 60,000 miles (middle 50% between 24,125 and 80,575 miles).
Complaints by incident year
What owners report
“The breaks were changed due to grinding com to find out there was 1bolt on the break calibers put them on and it still grinds and can not stop”
Wheels · filed Dec 9, 2018
“There been whining noise during accelerating and de-accelerate speed, I had someone look and thought I was braking system. Yesterday my son was driving it and turning right and we heard a pop, and the whole steering went out. We were almost killed on 134, he able back it up. Had someone else looks at it rack and…”
Steering · filed May 23, 2018
“I have a 2003 kia sedona. I have had to have the alternator replaced 2 times in a months time. The dealership is saying now that the connector to the fan has melted because the fan is pulling too much voltage. But from what I understand from others, the issue is the connector and not the fan? I hope they are able to…”
Engine · filed Sep 27, 2016
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Federal defect investigations
- STEERING INTERMEDIATE SHAFT BINDING
Engineering Analysis EA08017 · opened Aug 28, 2008 · closed Jul 1, 2009
- STEERING BINDING
Preliminary Evaluation PE08033 · opened Apr 28, 2008 · closed Aug 28, 2008
Technical service bulletins
2 manufacturer communications (TSBs, service campaigns, warranty extensions) are on file with NHTSA for the 2003 Kia Sedona EX.
TECHNICAL SERVICE BULLETIN: INFORMATION FOR HEADLAMP CONDENSATION AND MOISTURE - This bulletin has been revised to include additional information. New/revised sections of this bulletin are indicated by a black bar in…
TSB_BOD055_R1 · Service Bulletin/Repair Instructions · issued Sep 13, 2021
Kia: all models. Article provides information relating to the improved durability of bulb life for rear combination bulb; rear stop lamp/tail lamp bulb utilized on multiple kia models. *pe
KT-2008082201 · Service Bulletin/Repair Instructions · issued Aug 28, 2008
TSBs are repair guidance manufacturers send to dealers — they are not recalls and repairs are not automatically free. Full documents are available on NHTSA’s site.
Safety recalls
The 2003 Kia Sedona EX has 1 NHTSA recall campaign — recall repairs are free at franchised dealers regardless of the vehicle’s age.
Check whether your specific vehicle is affected
Recall campaigns often cover only certain VIN ranges. Enter your VIN on the official NHTSA site to confirm whether your vehicle is included and whether the repair is still open.
Check VIN on NHTSA →Buying a used 2003 Kia Sedona EX?
- · Decode the seller’s VIN with our free VIN decoder to confirm the exact year, engine and trim.
- · Check for unrepaired recalls by VIN on NHTSA’s official lookup — recall repairs are free.
- · Among complaints with usable mileage, the median reported incident mileage was 60,000 miles. This does not predict when a particular vehicle will develop a problem.