Hyundai Elantra 2011–2016 — technical service bulletin
Bulletin 22-01-089H · NHTSA communication 10227332 · issued Dec 1, 2022
Technical service bulletin
communication type
Structure
component
2011–2016
model years
6
vehicle entries
Official summary
In certain areas, a vehicleâ s underbody may exhibit corrosion due to road-salt usage. As a preventative measure, a cavity wax coating is applied to the internal surfaces of underbody components and an undercoating spray is applied to exterior surfaces of specified underbody components. This bulletin describes the procedure to perform this preventative service on certain 2011 â 2016 Elantras (MD/UD).
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.