{"nhtsa_id":10183321,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2020-12-08","date":"2020-11-04","document_id":"CALFTL54-013","mfr_campaign":null,"replaces":null,"component":"ELECTRICAL SYSTEM","mfr_system":null,"summary":"Customer Advisory Letter for Updating the RP170 Customer Access Connector and Adding Overlays for J1939. The Electrical Guide for M2106, M2112, 108SD, 114SD Body Builder Reference Guide Revision: D June 2019 incorrectly displays pins 2 and 3 of the customer access 8 pin connector on table 5 as Hot with crank, Ignition controlled battery (+) thru Disconnect switch (If disconnect switch specified).","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2020/MC-10183321-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2020/MC-10183321-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10183321","components":[{"id":"electrical","name":"Electrical system","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"FREIGHTLINER","model":"108SD","year_from":2020,"year_to":2021,"match":"exact","vehicle_ids":["2020_freightliner_108sd","2021_freightliner_108sd"]},{"make":"FREIGHTLINER","model":"114SD","year_from":2020,"year_to":2021,"match":"exact","vehicle_ids":["2020_freightliner_114sd","2021_freightliner_114sd"]},{"make":"FREIGHTLINER","model":"BUSINESS CLASS M2","year_from":2020,"year_to":2021,"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":[]}