Hyundai Elantra 2007–2010 — technical service bulletin
Bulletin 5NP-J8M4U-10 · NHTSA communication 10118672 · issued Sep 8, 2017
Technical service bulletin
communication type
Structure
component
2007–2010
model years
4
vehicle entries
Official summary
Hyundai Motor America is reinstating Service Campaign TT1 which provides front and rear under body corrosion prevention treatment on certain 2007-2010 Model Year Elantra vehicles in the following salt belt states: Connecticut, Delaware, Illinois, Indiana, Iowa, Maine, Maryland, Massachusetts, Michigan, Minnesota, Missouri, New Hampshire, New Jersey, New York, Ohio, Pennsylvania, Rhode Island, Vermont, West Virginia, Wisconsin, and the District of Columbia.
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.