{"nhtsa_id":620803,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2001-08-30","date":"2001-07-27","document_id":"SB392003","mfr_campaign":null,"replaces":null,"component":"POWER TRAIN","mfr_system":null,"summary":"SERVICE BULLETIN INFORMATION REGARDING A NEW SHIFT LEVER INNER BOOTH IMPLEMENTED INTO PRODUCTION TO PREVENT GEAR SHIFT LEVER DISENGAGEMENT DURING SEVERE COLD WEATHER. *TT","document":null,"url":"https://open.wenmarpro.com/bulletins/620803","components":[{"id":"powertrain","name":"Transmission and driveline","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"MACK","model":"CH","year_from":null,"year_to":null,"match":"exact","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":[]}