Hyundai Sonata: Fuel system — gasoline

Affects Hyundai Sonata · 2020–2023 — about 85K vehicles.

The hazard

A melted fuel tank can leak, increasing the risk of a fire.

What to do

Dealers will inspect and replace the check valve. The fuel tank assembly will be inspected for damage and replaced if necessary. Additionally, dealers will inspect and update the engine control unit software. All repairs will be performed as necessary, free of charge. Owner notification letters were mailed beginning March 13, 2026. Owners may contact Hyundai customer service at 1-855-371-9460. Hyundai's number for this recall is 286. Vehicle Identification Numbers (VINs) involved in this recall became searchable on NHTSA.gov on November 19, 2025.

Critical — crash/injury risk now High — injury risk; see remedy Moderate — fix at next service Low — minor / informational