Acura MDX 2004 — technical service bulletin
Bulletin 10012004 · NHTSA communication 10013923 · issued Oct 1, 2004
Technical service bulletin
communication type
Engine and Engine Cooling
component
2004
model years
2
vehicle entries
Official summary
Pinging or buzzing between 1500 and 2500 rpm's. *nm
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.