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2018 Kia Cadenza recalls, complaints and safety ratings

There is 1 US recall for the 2018 Kia Cadenza, including 1 urgent (do not drive or park outside), and 1 in Canada. Owners filed 7 complaints with NHTSA, most often about engine.

1US recalls
1urgent recalls
7owner complaints
–overall crash rating

Is your car affected?

Check by VIN to confirm the exact model and see every recall for it.

Recalls are issued for a make, model and model year. Whether the repair has already been done on one specific car is known only to its manufacturer and dealers. Check your vehicle's official status at nhtsa.gov/recalls or with a dealer.

US recalls (1)

Park outside

Service brakes, hydraulic: antilock/traction control/electronic limited slip, control unit/module

2021-03-04 · campaign 21V137000 · 379,931 vehicles

Kia Motors America (Kia) is recalling certain 2017-2021 Sportage and Cadenza vehicles. The electrical circuit in the Hydraulic Electronic Control Unit (HECU) may short-circuit, which can cause a fire in the engine compartment.

Risk and remedy

Risk: An engine compartment fire can increase the risk of injury.

Remedy: Owners are advised to park outside and away from structures as a precaution until the recall repair is complete. Kia will notify owners, and dealers will replace certain fuses in the electrical junction box. Vehicles equipped with an electronic parking brake (EPB) will also receive a HECU software update. Repairs will be performed free of charge. The recall began on April 30, 2021. Owners may contact Kia customer service at 1-800-333-4542. Kia's number for this recall is SC206.

Canadian recalls (1)

Show 1 Canadian recall

Electrical

2021-03-08 · campaign 2021-123

Issue: On certain vehicles, a problem in the control module for the antilock brake system (ABS) could cause it to short circuit. Note: This recall does not affect vehicles equipped with Smart Cruise Control (SCC). Safety Risk: A short circuit could create a fire risk. Corrective Actions: Kia will notify owners by mail and advise you to take your vehicle to a dealer to install new ABS fuse(s) and, on certain models, update the Hydraulic Electronic Control Unit (HECU) software. Kia recommends that you should park your vehicle outdoors and away from other vehicles or structures until the recall repairs have been completed.

Owner complaints (7)

Owners filed 7 complaints with NHTSA about the 2018 Kia Cadenza. Among 6 model years of this model, it ranks #5 for the most complaints (median 33).

Most-reported problemComplaints
Engine5
Unknown or other2
Air bags1

Crash test ratings

NHTSA 5-Star Safety Ratings for the 2018 Kia Cadenza.

VersionOverallFrontalSideRollover
2018 Kia Cadenza 4 DR FWD––––

Fuel economy

EPA ratings for each 2018 Kia Cadenza version.

VersionCity MPGHighway MPGCombinedYearly fuel cost
Cadenza 3.3 L Automatic (S8)202823$2,900
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Sources: NHTSA recalls, complaints and 5-Star Safety Ratings, US EPA fuel economy and Transport Canada's Vehicle Recalls Database (contains information licensed under the Open Government Licence – Canada). Recalls updated 2026-10-31.