{"nhtsa_id":10017382,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2005-11-05","date":"2005-08-01","document_id":"050730018","mfr_campaign":null,"replaces":null,"component":"POWER TRAIN:AUTOMATIC TRANSMISSION","mfr_system":null,"summary":"1-2, 2-3, 3-4, 4-5 SHIFT AND TORQUE CONVERTER CLUTCH (TCC) CHARACTERISTICS DURING COLD WEATHER OPERATION ON 4L60-E, 4L80-E OR ALLISON TRANSMISSIONS. 2005-2006 BUICK, CADILLAC, CHEVROLET AND GMC LIGHT DUTY TRUCKS. *TT","document":null,"url":"https://open.wenmarpro.com/bulletins/10017382","components":[{"id":"powertrain","name":"Transmission and driveline","parent":null},{"id":"automatic-transmission","name":"Automatic transmission","parent":"powertrain"}],"codes":[],"topics":[],"vehicles":[{"make":"HUMMER","model":"H2","year_from":2005,"year_to":2006,"match":"exact","vehicle_ids":["2005_hummer_h2","2006_hummer_h2"]},{"make":"HUMMER","model":"H3","year_from":2006,"year_to":2006,"match":"exact","vehicle_ids":["2006_hummer_h3"]},{"make":"SAAB","model":"9-7X","year_from":2005,"year_to":2005,"match":"exact","vehicle_ids":["2005_saab_9-7x"]}],"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":[]}