{"nhtsa_id":617686,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2001-03-22","date":"2000-10-03","document_id":"031000","mfr_campaign":null,"replaces":null,"component":"POWER TRAIN:AXLE ASSEMBLY","mfr_system":null,"summary":"INFORMATION ON AXLE ASSEMBLIES EXPERIENCING SMALL PINION BEARING FAILURE ON 7.6 INCH AXLES INSTALLED IN 1998 THROUGH 2001 MODEL YEAR VEHICLES. *TT","document":null,"url":"https://open.wenmarpro.com/bulletins/617686","components":[{"id":"powertrain","name":"Transmission and driveline","parent":null},{"id":"axle","name":"Axle","parent":"powertrain"}],"codes":[],"topics":[],"vehicles":[{"make":"CHEVROLET","model":"M/L","year_from":null,"year_to":null,"match":null,"vehicle_ids":[]},{"make":"CHEVROLET","model":"S/T PICKUP","year_from":null,"year_to":null,"match":null,"vehicle_ids":[]},{"make":"GMC","model":"M/L VAN","year_from":null,"year_to":null,"match":null,"vehicle_ids":[]},{"make":"GMC","model":"S/T PICKUP","year_from":null,"year_to":null,"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":[]}