Model years Kia Carnival

2025 Kia Carnival

Complaints about this year name battery far more often than the model's other years — 44% of them, about 59× the usual rate of 0.8%.

NHTSA opened a defect investigation into this model year.

Complaints filed178
Median for this model49
Involving a crash1
Involving a fire1
Recalls1
EPA combined27 mpg

What the complaints were about

Words owners used for the same problem are counted together, so a fault written four different ways is measured once. Grouped by which complaints they appear in, not by a list anyone wrote in advance.

Also unusual this year

What owners wrote

Parasitic battery drain. The battery died and required a jump six times in one month and 1k miles.
Parasitic battery drain. Battery dead at 244 miles when left in garage for two nights with no explanation of drain.

Verbatim from NHTSA complaint filings, with identifying details removed.

Recalls for this year

Own a 2025 Kia Carnival? What happened to yours?

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How this was worked out

Every year of the Kia Carnival was compared against its own history rather than against other cars, which removes popularity and age from the answer — a common car draws more complaints at equal reliability, and an older one has had longer to accumulate them. A year is flagged when it drew at least 2.5× this model's median and at least 50 complaints.

This is a fault record, not a review. Nobody files a federal complaint to say the car was fine, so it shows what tends to go wrong — not whether owners liked it, and not whether it is a good car.

Source: NHTSA complaints, recalls and investigations, retrieved . Look this vehicle up directly on NHTSA's site to check anything here.

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