{"nhtsa_id":634189,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2002-09-28","date":"2002-06-28","document_id":"SB412005","mfr_campaign":null,"replaces":null,"component":"STEERING:COLUMN","mfr_system":null,"summary":"SUBJECT REGARDING TRW STEERING COLUMN MODELS CA (TILT/TELESCOPIC) AND CT (TILT ONLY) CAM REPLACEMENT KIT - ON STEERING COLUMNS USED IN CX, CV, CH AND CL MODEL CHASSIS, THE ACTUATING CAM MAY BREAK AND RESULT IN THE INABILITY TO ADJUST THE STEERING WHEEL POSITION. NLM","document":null,"url":"https://open.wenmarpro.com/bulletins/634189","components":[{"id":"steering","name":"Steering","parent":null},{"id":"steering-column","name":"Steering column and wheel","parent":"steering"}],"codes":[],"topics":[],"vehicles":[{"make":"MACK","model":"CH","year_from":null,"year_to":null,"match":"exact","vehicle_ids":[]},{"make":"MACK","model":"CL","year_from":null,"year_to":null,"match":"exact","vehicle_ids":[]},{"make":"MACK","model":"CV","year_from":null,"year_to":null,"match":null,"vehicle_ids":[]},{"make":"MACK","model":"CX","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":[]}