Mazda CX-7 2006–2011 — technical service bulletin
Bulletin SB-01-018-11 · NHTSA communication 10039251 · issued Feb 23, 2012
Technical service bulletin
communication type
Engine and Engine Cooling
component
2006–2011
model years
13
vehicle entries
Official summary
Mazda: there is a rattle noise from the engine due to a stretched timing chain. *rm updated 4/18/2012. *kb
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.