Service bulletins for the 2026 Ford F-650
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.
11 on file from NHTSA, as of 2026-10-19.
About P0771 on the 2026 Ford F-650: what the code means, and the bulletins and recalls about the same components.
By type
By component
By trouble code
Only bulletins with trouble code: P0771 are shown. Show all
| TSB 26-2406 | 2026-09-12. Service bulletin. UNKNOWN OR OTHER; POWER TRAIN. Some of the vehicles listed in the Model statement above may exhibit at least one of the following conditions: Poor shift quality Illuminated powertrain malfunction (wrench) indicator with diagnostic trouble codes (DTCs) P2704 and P0771 stored in the powertrain control module (PCM)/transmission control module (TCM) This may be due to sticking valves in the main control valve body and/or damaged E clutch friction plates and/or E clutch steel plates. Additional model information: 6.7L Diesel Engine 7.3L Gas Engine 10R140 Automatic Transmission |
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The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.