{"nhtsa_id":10129580,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2018-03-05","date":"2017-12-01","document_id":"L498, Rev. C","mfr_campaign":null,"replaces":null,"component":"TRAILER HITCHES","mfr_system":null,"summary":"Operation Name: Hendrickson Trailer Commercial Vehice Systems Document Name: Technical Procedure - SURELOK, Operators Manual Summary: This document provides operation instructions for Hendrickson SURELOK trailer support systems.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2017/MC-10129580-9999.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2017/MC-10129580-0001.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10129580","components":[{"id":"trailer-hitch","name":"Trailer hitch","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"HENDRICKSON","model":"HENDRICKSON","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":[]}