{"vehicle":{"id":"2008_hummer_h2","year":2008,"make":"Hummer","model":"H2"},"code":"U0140","generic":true,"description":null,"bulletins":{"as_of":"2026-10-19","count":3,"bulletins":[{"nhtsa_id":10113715,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2017-08-15","date":"2015-06-25","document_id":"08-07-30-021H","mfr_campaign":null,"component":"EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL","summary":"This technical bulletin provides repair information to correct customer concerns of loss of high speed GMLAN communications, intermittent no crank, IP gauge fluctuation, intermittent door lock cycling /chime operation, various IP warning lamps illuminated, transmission may not shift, communication DTCs U0073, U0100, U0101, U0102, U0109, U0121 or U0140 set.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2015/MC-10113715-9999.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2015/MC-10113715-0001.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10113715"},{"nhtsa_id":10043829,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2012-04-28","date":"2012-03-01","document_id":"08-07-30-021G","mfr_campaign":null,"component":"POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM)","summary":"GM: LOSS OF HIGH SPEED GMLAN COMMUNICATIONS, INTERMITTENT NO CRANK, IP GAGE FLUCTUATION, INTERMITTENT DOOR LOOK CYCLING, INTERMITTENT CHIME OPERATION, VARIOUS IP WARNING LAMPS ILLUMINATED, TRANSMISSION MAY NOT SHIFT, COMMUNICATION DTCS U0073, U0100, U0101, U0102 U0121 OR U0140 SET (REPAIR TERMINALS IN TRANSMISSION HARNESS CONNECTOR, REPAIR OPEN OR SHORTED GM HIGH SPEED LAN CIRCUITS, OPEN OR SHORTED DATA LINK RESISTOR, CORROSION OR POOR CONNECTIONS IN VARIOUS CONTROL MODULE CONNECTORS). *JS","document":null,"url":"https://open.wenmarpro.com/bulletins/10043829"},{"nhtsa_id":10026006,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2008-09-24","date":"2008-07-01","document_id":"08-08-49-010A","mfr_campaign":null,"component":"POWER TRAIN:AUTOMATIC TRANSMISSION; LATCHES/LOCKS/LINKAGES:DOORS:LATCH; ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL","summary":"GMC: LOSS OF HIGH SPEED GMLAN COMMUNICATIONS, IPC WARNING LIGHTS ON, DIC MESSAGES, NO CRANK, IPC GAUGE DROP OR FLUCTUATION, DOOR LOCK CYCLING , HARD TRANSMISSION SHIFT, DTCS U0073, U0100, U0101, U0102, U0109, U0121, U0132, U0140, U2100 SET (INSPECT IDENTIFIED ELECTRICAL CONNECTIONS AND WIRING FOR FAULTS). *PE","document":null,"url":"https://open.wenmarpro.com/bulletins/10026006"}],"url":"https://open.wenmarpro.com/makes/hummer/h2/2008/bulletins?code=U0140"},"related":{"components":[],"bulletins":[],"recalls":{"may_apply":true,"recalls":[],"lookup":{"nhtsa":"https://www.nhtsa.gov/recalls","tc":"https://wwwapps.tc.gc.ca/Saf-Sec-Sur/7/VRDB-BDRV/search-recherche/menu.aspx?lang=eng","maker":null}}},"url":"https://open.wenmarpro.com/makes/hummer/h2/2008/codes/U0140","note":"The bulletins listed name this code in NHTSA's summary, or are about the same components. A bulletin or a recall listed here may apply to the model year. None of it is a diagnosis.","attribution":["Contains information licensed under the Open Government Licence – Canada."]}