Mazda CX-9 2007–2015 — technical service bulletin
Bulletin 01-008-16-3162 · NHTSA communication 10103922 · issued Feb 26, 2016
Technical service bulletin
communication type
Engine
component
2007–2015
model years
9
vehicle entries
Official summary
Some vehicles may exhibit an engine coolant leak (a) between the lower radiator hose (b) and the thermostat housing (c). The lower radiator hose has been modified to improve sealing performance.
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.