{"nhtsa_id":10057910,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2015-07-11","date":"2015-04-22","document_id":"SB-SEPD-1969","mfr_campaign":null,"replaces":null,"component":"POWER TRAIN:MANUAL TRANSMISSION","mfr_system":null,"summary":"CATERPILLAR: ON CERTAIN TRUCKS WITH MANUAL TRANSMISSION, LOWER SHIFT LEVER BOOT NEEDS TO BE MODIFIED TO PREVENT INTERFERENCE WITH SHIFT TOWER, ALLOWING TRANSMISSION TO REMAIN ENGAGED AT TIME OF OPERATION. MODEL CT 660. *PE","document":null,"url":"https://open.wenmarpro.com/bulletins/10057910","components":[{"id":"powertrain","name":"Transmission and driveline","parent":null},{"id":"manual-transmission","name":"Manual transmission","parent":"powertrain"}],"codes":[],"topics":[],"vehicles":[{"make":"CATERPILLAR","model":"CT660","year_from":2012,"year_to":2015,"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":[]}