Nissan Maxima 2009–2013 — technical service bulletin
Bulletin NTB-12-071-A · NHTSA communication 10054120 · issued Dec 17, 2013
Technical service bulletin
communication type
Engine
component
2009–2013
model years
5
vehicle entries
Official summary
Nissan: knocking noise coming from number 1 crankshaft main bearing, was not heard at cold start, when vehicle is lifted, knocking is heard, or at warm idle, not heard at highway speeds or sitting with radio on. Model 2009-2014 maxima *pe
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.