Service bulletins for the 2021 Freightliner 108SD
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.
135 on file from NHTSA, as of 2026-10-19.
By type
By component
Only bulletins with component: Brakes are shown. Show all
| CXA 03_26_ABS LA Fault | 2026-04-02. Other. SERVICE BRAKES. CX Advocate for 1810/02 ABS longitudinal acceleration fault (TSB-54-104-WST,TSB-54-379-FTL) |
|---|---|
| FleetCom_ESC Warning Lamp | 2026-03-04. Other. SERVICE BRAKES. Fleet Communications for TSB-54-379-FTL & TSB-54-104-WST ESC warning lamp and ECU replacement |
| TSB-54-379-FTL | 2026-02-03. Service bulletin. SERVICE BRAKES. Revised Technical Service Bulletin for ESC Warning Lamp and ECU Replacement |
| TSB-54-379-FTL | 2026-02-03. Service bulletin. SERVICE BRAKES. Technical Service Bulletin for ESC Warning Lamp and ECU Replacement |
| CXA 10_25_Air Dryer Purge | 2025-11-06. Other. SERVICE BRAKES. CX Advocate for Experiencing Excessive Purging from Air Dryer |
| SF613 | 2021-11-03. Service bulletin. SERVICE BRAKES, HYDRAULIC. ConMet Front Hub to Rotor Fasteners. On certain vehicles, the front rotor nuts may not be torqued to manufacturer specification. Loose components could cause damage to the ABS tone rings, the ABS sensors, and the anchor plate mounting fasteners. |
| FL688 | 2021-05-10. Service bulletin. SERVICE BRAKES. Rear Brake Calipers and Anchor Plates. |
| SB42-079 | 2020-12-30. Service bulletin. SERVICE BRAKES. Freightliner Service Bulletin for Access to Front Brake Zerk Fittings. Certain vehicles with Detroit front axles and Meritor EX-L front air disc brakes do not have access to the front brake zerk fittings for lubrication. |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.