Infiniti G25 2009–2011 — technical service bulletin
Bulletin ITB-10-075 · NHTSA communication 10036745 · issued Apr 14, 2011
Technical service bulletin
communication type
Power Train
component
2009–2011
model years
4
vehicle entries
Official summary
Infiniti: transmission shift issues and/or a/t dtc stored. A slight vehicle vibration/shutter with light acceleration at low speeds; at times engine rpm goes up (about 200-250 rpm) during the 3rd>4th up shift, or the 4th>5th up shift; engine braking feel is more than expected with deceleration; the 2nd>1st down shift is harsher than expected. *pe updated on 6/15/2011. *kb
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.