The 2020 Hyundai Sonata has 4 NHTSA recall campaigns affecting an estimated 165,418 vehicles. Recall repairs are always free at any authorized dealer. Owners have filed 254 complaints with NHTSA, most often about the fuel/propulsion system. Last updated July 5, 2026.
Hyundai Motor America (Hyundai) is recalling certain 2020-2023 Sonata vehicles. A damaged check valve can allow air to enter the fuel tank, causing it to expand and contact hot exhaust components, melting the tank.
Consequence
A melted fuel tank can leak, increasing the risk of a fire.
Remedy
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…
Hyundai Motor America (Hyundai) is recalling certain 2020 Sonata and Sonata Hybrid, and 2019 Genesis G70 vehicles. The trunk latch may become damaged, preventing the opening of the trunk from the inside. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number…
Consequence
A person inside the trunk compartment may become trapped, increasing their risk of injury.
Remedy
Dealers will inspect the trunk latch and replace the trunk latch base, as necessary, free of charge. Owner notification letters were mailed May 26, 2022. Owners may contact Hyundai customer service at 1-855-371-9460. Hyundai's number for this recall is 221/010G.
Hyundai Motor America (Hyundai) is recalling certain 2020 Nexo and Sonata vehicles. The Remote Smart Parking Assist (RSPA) software may fail to prevent vehicle movement upon detection of an RSPA system malfunction.
Consequence
Unintended vehicle movement increases the risk of a crash.
Remedy
Hyundai will notify owners, and dealers will reprogram the RSPA software, free of charge. The recall began June 3, 2020. Owners may contact Hyundai customer service at 1-855-371-9460. Hyundai's number for this recall is 191.
EQUIPMENT20V1220002020-02-285,044 affected
Defect
Hyundai Motor America (Hyundai) is recalling certain 2020 Sonata vehicles produced between October 22, 2019 and February 13, 2020. The tire pressure label inside the driver's door and the owner's manual state an incorrect tire size. As such, these vehicles fail to comply with the requirements of Federal Motor…
Consequence
The incorrect tire information may mislead the vehicle owner to install the wrong tire size, potentially affecting vehicle handling, increasing the risk of a crash.
Remedy
Hyundai will notify owners, and dealers will install new label stickers over the tire pressure label and in the owner's manual, free of charge. The recall began April 22, 2020. Owners may contact Hyundai customer service at 1-855-371-9460. Hyundai's number for this recall is 190.
Complaints by component
FUEL/PROPULSION SYSTEM
44
2crashes1fires1injuries
ELECTRICAL SYSTEM
32
1crashes
ENGINE
28
1crashes1fires1injuries
UNKNOWN OR OTHER
27
2crashes2injuries
POWER TRAIN
22
SEATS
14
FUEL SYSTEM, GASOLINE
11
STRUCTURE:BODY
11
FORWARD COLLISION AVOIDANCE: WARNINGS
8
1crashes1injuries
AIR BAGS
7
1crashes1fires2injuries
Total complaints254
What owners report
Verbatim reports filed with NHTSA, lightly edited for readability and with personal
information removed.
“No air coming from cabin, upon further inspection found melted multifuse with melting terminal pin area in fuse box. No prior signs of warning, leaving vehicle without operable air condition for high temperatures.”
“The contact owns a 2020 hyundai sonata. The contact stated that while driving at an undisclosed speed with the family inside the vehicle, a strong gasoline odor was inside the cabin of the vehicle. The contact stated that the fuel gauge was lowering quickly. Upon exiting the vehicle, the contact…”
“The contact owns a 2020 hyundai sonata. The contact stated that while driving at an undisclosed speed with the family inside the vehicle, a strong gasoline odor was inside the cabin of the vehicle. The contact stated that the fuel gauge was lowering quickly. Upon exiting the vehicle, the contact…”
“For my vehicle the check engine light has been on continuously throughout the last 6 months and mechanics are going to have to replace the thermostat. Multiple auto mechanics have indicated online that this is a very common problem with many hyundai vehicles from 2020-2023 and can be a danger due…”
“For my vehicle the check engine light has been on continuously throughout the last 6 months and mechanics are going to have to replace the thermostat. Multiple auto mechanics have indicated online that this is a very common problem with many hyundai vehicles from 2020-2023 and can be a danger due…”
“My 2020 hyundai sonata 2.5l is experiencing excessive engine oil consumption. At approximately 88,063 miles, great lakes hyundai documented that the engine oil level was 1.30 quarts below full after an oil-consumption check. The dealer topped off the oil, submitted photos and a…”
“Hyundai motors america has failed to comply with its statutory obligations in conducting the recall campaign 25v796, and is instead engaging in behavior substantially similar to that which has been previously censured by nhtsa. My sonata suffered irreparable damage related to this campaign as…”
“See attached document for complaint.”
Defect investigations
InvestigationDP22003 Opened 2022-09-12 · closed 2023-12-12
Loss of Motive Power
The National Highway Traffic Safety Administration (NHTSA) received a letter dated July 13, 2022, petitioning the Agency to initiate a safety defect investigation into loss of motive power allegations attributed to oil drain pan assembly failures on certain Hyundai Motor America, Inc. and Kia America, Inc. vehicles…
Recall, complaint, and investigation records from official NHTSA datasets (FLAT_RCL,
FLAT_CMPL, FLAT_INV), synced weekly. Counts reflect NHTSA records for the 2020 Hyundai Sonata as of
July 5, 2026. Complaint narratives are consumer-submitted and unverified. This page
contains ads and affiliate links. Full methodology.