KnownCarProblems2018 Kia Sedona Problems and Recalls
Owners filed 49 complaints with NHTSA about the 2018 Kia Sedona, most often about the engine (45% of complaints). It is 13th of 19 Sedona model years by number of complaints and has 3 recalls.
Most common 2018 Kia Sedona problems
Engine
22 complaints · 45%Electrical
11 complaints · 22%Half of these problems showed up before 15,000 miles.
Vehicle dies if not driven for 5-6 days. I believe this is related to an electrical issue in the passenger side sliding door as this does not happen if you don't use the sliding door. Potentially related to recall 18v338000. Vehicle has had 3 new batteries, so not an issue with the battery. Vehicle died at the…
The contact owns a 2018 Kia Sedona. The contact stated that the power sliding door senor failed causing the contact to get trapped between the door. The failure happened intermittently. Ancira Kia (6139 bandera rd, san antonio, tx 78238 ([phone]) diagnosed and repaired the sliding door senor but the failure…
Air bags
6 complaints · 12%We purchased brand new a 2016 Kia Sedona from the dealership. Within the 2 years we owned it we had to take it into the dealership four times because the airbag light would come on and stay on, or would flicker off and one as I was driving down the road. They found it to be an issue with the passenger airbag. They…
The contact owns a 2018 Kia Sedona. The contact stated that the air bag warning light was illuminated. The vehicle was taken to the local dealer where it was diagnosed and an unknown software was updated however, the vehicle was not repaired. The contact was informed that the air bag needed to be replaced. The…
Other or unspecified
3 complaints · 6%Vehicle mpg is not accurate. States 18-24 mpg. We are getting 17 mpg on average with some highway driving. Filling up tank every 4-5 days about 15 gallon of fuel each fill up. Van is new and has 2500 miles. Feel that mileage claim is not accurate. 3.3l engine. 2018 Kia Sedona ex.
Transmission
3 complaints · 6%If you remove pressure from the accelerator when the transmission wants to shift sometimes there is a loss of acceleration and the vehicle will start slowing down with the engine running with no engine warning light coming on. This intermittent problem has happened when the transmission shifts at approx. 2, 9, 19, 25…
Wheels and tires
3 complaints · 6%The contact owns a 2018 Kia Sedona equipped with kumho crugen premium tires, size: 235/65r17 (na). While driving 60 MPH, the steering wheel shook violently without warning. The vehicle was taken to an independent mechanic who diagnosed that the tire tread separated. The dealer was contacted, but no further assistance…
2 of the 4 kumho crugen premium 235/60r18 tires on our Kia Sedona have had tread separation. 21,000 miles on the car so far. Car was in motion and experienced rattling and shaking each time.
Body and structure
3 complaints · 6%Parts named most often: body.
Complaints are owner reports to NHTSA, not verified defects. One complaint can name several components, so shares add up to more than 100%.
2018 Kia Sedona recalls
Air bags
Risk: Air bags that do not deploy as intended can increase the risk of injury in a crash.
Fix: Dealers will inspect the acu, and either update the software or replace the unit, as necessary. Repairs will be performed free of charge. Owner notification letters were mailed march 21, 2022. Owners may contact kia customer service at 1-800-333-4542. Kia's number for this recall is sc226.
Full defect summary
Kia motors america (kia) is recalling certain 2017-2019 sedona, soul, soul EV, 2017-2018 forte, and 2017 forte koup vehicles. The air bag control unit (acu) cover may contact a memory chip on the printed circuit board and damage the electrical circuit. Circuit damage may result in deactivated air bags that will not deploy in a crash.
Electrical: wiring
Risk: If a child is in a child seat in the front seat, a broken ods wiring harness will not prevent the front passenger air bag from deploying in the event of a crash, increasing the risk of injury to the child.
Fix: Kia will notify owners, and dealers will remove the wire harness clip to prevent the wiring harness from breaking. If the harness is found damaged, the front passenger seat cushion will be replaced. These repairs will be performed free of charge. The recall began march 19, 2019. Owners may contact kia customer service at 1-800-333-4542. Kia's number for this recall is sc175.
Full defect summary
Kia motors america (kia) is recalling certain 2015-2018 sedona vehicles equipped with manually-adjusted front passenger seats. Over time, the occupant detection system (ods) wiring harness located underneath the front passenger seat may break from the seat being occupied.
Electrical: software
Risk: If the door closes on an occupant, there is an increased risk of an injury.
Fix: Kia will notify owners, and dealers will reprogram the psd module software, free of charge. The recall began on june 18, 2018. Owners may contact kia customer service at 1-800-333-4542. Kia's number for this recall is sc164.
Full defect summary
Kia motors america (kia) is recalling certain 2015-2018 kia sedona vehicles equipped with a power sliding door (psd). The psd may not auto-reverse when its closing is obstructed.
Recall repairs are free at any franchised dealer. Enter your VIN at nhtsa.gov/recalls to see which recalls are still open on your car.
Questions about the 2018 Kia Sedona
- What are the most common problems with the 2018 Kia Sedona?
- By NHTSA owner complaints: engine (22 complaints); electrical (11 complaints, typically around 15,000 miles); air bags (6 complaints).
- How many recalls does the 2018 Kia Sedona have?
- 3 recalls listed by NHTSA, the latest from January 25, 2022 (air bags). Check your VIN at nhtsa.gov/recalls to see which ones are still open on your car.
- Is the 2018 a bad year for the Kia Sedona?
- It is 13th of 19 Sedona model years by number of complaints, with 49 complaints. Complaint counts are not adjusted for how many cars were sold, so popular years collect more of them, and the newest years have had less time to.