{"nhtsa_id":10055689,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2014-07-03","date":"2014-04-24","document_id":"SEPD-1774","mfr_campaign":null,"replaces":null,"component":"EQUIPMENT ADAPTIVE/MOBILITY","mfr_system":null,"summary":"CATERPILLAR: AN IMPROVED AND NEW TORQUE VALUE WILL HELP REDUCE THE NOISE AND MAKE CAB SHOCK ABSORBER MORE RELIABLE, IS NOW AVAILABLE, FOR CERTAIN TRUCKS. *PE","document":null,"url":"https://open.wenmarpro.com/bulletins/10055689","components":[{"id":"equipment","name":"Equipment and accessories","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"CATERPILLAR","model":"CT660","year_from":2012,"year_to":2014,"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":[]}