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Engine coolingPart report

2015 Kia Sedona Engine cooling Problems

Complaints
2about this part
Share
1%of 140 total for the year
Median mileage
136,000miles
Trend
Not enough dataFewer than 15 complaints, too few for a reliable trend.

NHTSA recorded 2 complaints about the engine cooling of the 2015 Kia Sedona, 1% of the 140 complaints for this model year. Where a mileage was given, the median is 136,000 miles.

Fewer than 15 complaints name this part, so treat the figures as a rough indication only.

Example complaints

Selected from NHTSA records; personal details are removed. They are consumer reports, not findings.

“The contact owns a 2015 Kia Sedona. The contact stated while driving approximately 35 MPH she had observed that the temperature gauge needle was in the red zone. The contact pulled over and let the vehicle cool down. The contact later drove the vehicle to an independent mechanic who diagnosed the vehicle and found that the relay switch needed to be replaced. The mechanic also observed an engine oil leak and noticed that the head gasket had been blown and needed to be replaced. …”

NHTSA complaint #11536542, filed 2023-08, 90,000 miles

“The contact owns a 2015 Kia Sedona. The contact stated that while driving at an undisclosed speed, the engine overheated. No warning lights were illuminated. In addition, the thermostat gauge indicated that the engine was overheating. The vehicle was taken to the dealer, where it was diagnosed with a cracked head gasket. The contact was informed that the engine needed to be replaced. The vehicle was not repaired. The contact was informed that the repair was not covered under warranty because the mileage was over the limit. The manufacturer was made aware of the failure, and a case was filed. …”

NHTSA complaint #11685132, filed 2025-09, 182,000 miles

Related service bulletins

Engine cooling: other model years

YearComplaintsShare of year
201721%
201652%
201521%
201211%
201135%
2009510%
200864%
200764%
2006154%
2005169%
20042414%
20032012%
20022714%

Other parts of the 2015 Kia Sedona

Engine
51 complaints
Electrical system
37 complaints
Body and structure
19 complaints
Exterior lighting
17 complaints
Other or unknown
12 complaints
Air bags
11 complaints
Brakes
6 complaints
Seats
6 complaints
Transmission and drivetrain
4 complaints
Fuel system
3 complaints
Wheels
3 complaints
Steering
2 complaints

← All problems reported for the 2015 Kia Sedona

About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 27, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.

To check a specific vehicle for open recalls, use its VIN at nhtsa.gov/recalls. Methodology