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Service bulletins for the 2024 Ford F-450

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.

211 on file from NHTSA, as of 2026-10-19.

About B1D08 on the 2024 Ford F-450: what the code means, and the bulletins and recalls about the same components.

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Only bulletins with trouble code: B1D08 are shown. Show all

Bulletins, newest first
SSM 533662025-02-11. Service bulletin. UNKNOWN OR OTHER. Some 2022 F-Super Duty vehicles equipped with a 12.3 inch center display screen and 2023-2024 F-Super Duty vehicles may exhibit DTCs B1D08 and/or B1D09 stored in the trailer module (TRM) with a "Trailer Brake System Fault See Manual" message in the instrument panel cluster (IPC) when a trailer is not connected to the vehicle.
SSM 524672024-05-03. Service bulletin. TRAILER HITCHES. Some 2022 F-Super Duty vehicles equipped with a 12.3 inch center display screen and 2023-2024 F-Super Duty vehicles may exhibit DTCs B1D08 and/or B1D09 stored in the trailer module (TRM) with a Trailer Brake System Fault See Manual message in the instrument panel cluster (IPC) when a trailer is not connected to the vehicle. This may be due to water intrusion at the back side of the trailer tow connector. Disconnect connector C4099 from the back of the trailer tow connector (14489). Inspect connector C4099 and the mating socket on the back of the trailer tow connector for signs of corrosion or damage. If corrosion or damage is present at either connector, replace both the female side of the C4099 connector using service pig tail kit (3U2Z-14S411-JXC) and the trailer tow connector. If corrosion or damage is not present, refer to the Workshop Manual (WSM) Section 417-01 Exterior Lighting, Diagnosis and Testing for additional diagnosis. For claiming, use causal part 13A576 and applicable labor operations in Section 01 of the Service Labor Time Standards (SLTS) Manual.
SSM 523082024-03-05. Service bulletin. SERVICE BRAKES. Some 2022 F-Super Duty vehicles equipped with a 12.3 inch center display screen and 2023-2024 F-Super Duty vehicles may exhibit DTCs B1D08:11 and/or B1D09:11 stored in the trailer module (TRM) with a Trailer Brake System Fault See Manual message in the instrument panel cluster (IPC) when a trailer is not connected to the vehicle. This may be due to water intrusion at the back side of the trailer tow connector. Inspect connector C4099 and the trailer tow connector (14489) for signs of corrosion or damage. If corrosion or damage is present at either connector, replace the female side of the C4099 connector using service pig tail kit (3U2Z-14S411-JXC) and the trailer tow connector. If corrosion or damage is not present, refer to the Workshop Manual (WSM) Section 417-01 Exterior Lighting, Diagnosis and Testing for additional diagnosis. For claiming, use causal part 14489 and applicable labor operations in Section 01 of the Service Labor Time Standards (SLTS) Manual.

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.