{"nhtsa_id":46470,"type":"service_bulletin","type_name":"Service bulletin","date_added":"1996-04-25","date":"1995-09-01","document_id":"951918","mfr_campaign":null,"replaces":null,"component":"POWER TRAIN:DRIVELINE:DRIVESHAFT","mfr_system":null,"summary":"SOME VEHICLES MAY HAVE A DRIVESHAFT IMBALANCE WHEN OPERATED AT HIGH ROAD SPEEDS. THIS IMBALANCE CAN RESULT IN A CRACK IN THE TORQUE CONVERTER HOUSING OF THE TRANSMISSION AND/OR DRIVESHAFT TWISTING. THE DRIVESHAFT IMBALANCE OCCURS WHEN TRANSMISSION TORQUING FORCES BEND THE SHAFT WHEN IN OVERDRIVE RPM. THE DRIVESHAFT BENDING CAN BE CORRECTED BY REPLACING THE EXITING DRIVESHAFT WITH A SHORTER SHAFT.","document":null,"url":"https://open.wenmarpro.com/bulletins/46470","components":[{"id":"powertrain","name":"Transmission and driveline","parent":null},{"id":"driveshaft","name":"Driveshaft","parent":"powertrain"}],"codes":[],"topics":[],"vehicles":[{"make":"FORD","model":"L SERIES","year_from":1993,"year_to":1994,"match":null,"vehicle_ids":[]},{"make":"FORD","model":"LN SERIES","year_from":1993,"year_to":1994,"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":[]}