{"nhtsa_id":10192071,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2021-05-10","date":"2012-11-14","document_id":"ITB12023B","mfr_campaign":null,"replaces":null,"component":"POWER TRAIN","mfr_system":null,"summary":"IF YOU CONFIRM: If the customer reports or has previously reported: * Harsher than expected down shifts when coasting to a stop. * Hesitation/lag when accelerating after coasting. * Hesitation/lag or harsher than expected down shifts when coming to a stop and accelerating again (rolling stop). * Engine rev matching during moderate to heavy braking. NOTE: This is normal ASC (Adaptive Shift Control) operation that can be removed from normal drive mode, but will remain in sport mode. ACTION: CAUTION: There are two different possible ECM reprograms based on which generation of TCM is in the vehicle. TCM must be reprogrammed first. * Reprogram TCM first, then using new TCM part number select matching ECM reprogram using Consult III plus. See procedureon next page. See this bulletin for further details.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2012/MC-10192071-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2012/MC-10192071-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10192071","components":[{"id":"powertrain","name":"Transmission and driveline","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"INFINITI","model":"G37","year_from":2011,"year_to":2011,"match":"exact","vehicle_ids":["2011_infiniti_g37"]}],"as_of":"2026-10-19","note":"A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.","attribution":[]}