Toyota Corolla 2020–2024 — technical service bulletin
Bulletin T-SB-0088-23 Rev2 · NHTSA communication 11007447 · issued Jul 15, 2024
Technical service bulletin
communication type
Engine
component
2020–2024
model years
5
vehicle entries
Official summary
Some 2020 – 2024 model year Corolla vehicles may exhibit a vibration or rattle noise from the right-hand engine mounting insulator sub-assembly. This condition will usually go away when the engine Revolutions Per Minute (RPM) are above idle. This condition is typically found on vehicles in warm climates/weather. No Diagnostic Trouble Codes (DTCs) are associated with this condition. This condition does not affect the operation of the vehicle.
Vehicles covered
What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.