Hyundai Excel 1988–1989 — technical service bulletin
Bulletin 9501002 · NHTSA communication 39744 · issued Jan 1, 1995
Technical service bulletin
communication type
Visibility
component
1988–1989
model years
2
vehicle entries
Official summary
Excels equipped with heater cores manufactured by mando may experience coolant leakage from the heater valve stem assembly. *tw
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.