{"nhtsa_id":600942,"type":"service_bulletin","type_name":"Service bulletin","date_added":"1998-06-16","date":"1998-03-01","document_id":"980301980502","mfr_campaign":null,"replaces":null,"component":"POWER TRAIN:CLUTCH ASSEMBLY","mfr_system":null,"summary":"COMMENTS OF LOSS OF 4TH GEAR, SLIPPING IN 4TH GEAR, BUSY 3-4 SHIFTING OR TORQUE CONVERTER CLUTCH (TCC) CYCLING. *YC","document":null,"url":"https://open.wenmarpro.com/bulletins/600942","components":[{"id":"powertrain","name":"Transmission and driveline","parent":null},{"id":"clutch","name":"Clutch","parent":"powertrain"}],"codes":[],"topics":[],"vehicles":[{"make":"AM GENERAL","model":"HUMMER","year_from":1996,"year_to":1997,"match":null,"vehicle_ids":[]}],"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":[]}