Service bulletins for the 2004 Freightliner Coronado
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.
25 on file from NHTSA, as of 2026-10-19.
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Only bulletins with component: Electrical system are shown. Show all
| SB54-278 | 2020-10-28. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. Updated Freightliner Service Bulletin for Powernet Troubleshooting Guide - Batteries, Path, Alternator, and Starter. This bulletin replaces the version dated 5/31/2017. Information is added about the BCT-460DTNA PowerNet Assessment Tool. When troubleshooting Powernet issues, use the BCT-460DTNA PowerNet Assessment Tool. As of May 29, 2018, the AutoMeter® is the only Daimler-approved tool for troubleshooting vehicle Powernet issues. |
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| 338 | 2006-09-28. Service bulletin. ELECTRICAL SYSTEM. ICU4/4M LIGHTBAR LOW VOLTAGE INDICATORS AND LAMPS. *KB |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.