Service bulletin Techtalk6609
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.
| Type | Service bulletin |
|---|---|
| NHTSA id | 10184875 |
| Published by NHTSA | 2021-01-03 |
| Manufacturer's number | Techtalk6609 |
| Manufacturer's date | 2020-12-31 |
| NHTSA component | ENGINE AND ENGINE COOLING |
NHTSA's summary
Tech Talk continuing discussion on Optimized Idle batteries dying.
The document
The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.
Components
Engine
| FREIGHTLINER CASCADIA | 2020 |
|---|
Listing a model year does not mean every vehicle of it is concerned: the document says which.
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| FleetCom_Low Coolant | 2025-12-05. Other. Fleet Communications for Low Coolant Sensor |
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| CXA_10_25_Conmet Oil Pan | 2025-11-05. Other. CX Advocate for ConMet Oil Pan Insert Additional Issues |
| CXA 3_25_NOx | 2025-04-02. Other. CX Advocate for NOx conversion low faults |
| CXA 2_25_Turbo Oil Drain | 2025-03-04. Other. CX Advocate for turbo oil drain cracking |
| CXA 2_25_NOx | 2025-03-04. Other. CX Advocate for NOx conversion low faults |
| MYCOM_02102025-1 | 2025-03-04. Other. My Communications for Variable Speed Coolant Pump for DD13 Engines - Cascadia/57X Only |
| TSB01-001-DDC | 2025-03-04. Service bulletin. Technical Service Bulletin for GHG17 and Newer DD Platform Heavy Duty Oil Pan Drain Plug Inserts |