{"nhtsa_id":10020424,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2006-09-28","date":"2006-03-01","document_id":"338","mfr_campaign":null,"replaces":"338A","component":"ELECTRICAL SYSTEM","mfr_system":null,"summary":"ICU4/4M LIGHTBAR LOW VOLTAGE INDICATORS AND LAMPS. *KB","document":null,"url":"https://open.wenmarpro.com/bulletins/10020424","components":[{"id":"electrical","name":"Electrical system","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"FREIGHTLINER","model":"COLUMBIA","year_from":2004,"year_to":2005,"match":"exact","vehicle_ids":["2004_freightliner_columbia","2005_freightliner_columbia"]},{"make":"FREIGHTLINER","model":"CORONADO","year_from":2004,"year_to":2005,"match":"exact","vehicle_ids":["2004_freightliner_coronado","2005_freightliner_coronado"]}],"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":[]}