NHTSA Service Bulletin 10212122: 2021, 2022 Ford F-150
Official manufacturer communication context for 2021, 2022 Ford F-150, with affected products, buyer checks and links into Carchieve recall, problem and VIN research.
Reviewed June 2026 from NHTSA manufacturer communication and service bulletin records. Carchieve is independent and not affiliated with any vehicle manufacturer or government agency.
Some 2021 F-150 and 2022 F-Super Duty vehicles may exhibit diagnostic trouble code (DTC) U0140:82 stored in the trailer module (TRM) after completing a TRM software update. This may be due to software parameters in the gateway module (GWM). This DTC does not affect vehicle function or durability and no additional diagnosis or service is required for this condition at this time. Inform customers that they can continue to drive the vehicle and engineering is currently working on a solution for this condition. Replacement and/or reprogramming of the TRM or GWM will not resolve this condition. Monitor OASIS for additional information and schedule service appointments for customers once the repair becomes available.
What this bulletin may mean before buying
Treat this as service research, not a verdict on one car. Before you buy, compare this communication with official recall campaigns, model-level owner complaint patterns, and the exact vehicle’s VIN-decoded specifications. A bulletin can help you ask a seller or dealer sharper questions about software updates, known repairs, warranty extensions and service history.
Affected products listed in this communication
Buyer checklist
- Run the 17-character VIN and confirm the year, make, model, engine and equipment match the listing.
- Check recall campaign pages for safety actions that may require dealer repair.
- Compare this bulletin with common problem pages for the same model and component area.
- Ask the seller or dealer whether the bulletin procedure, update or inspection has already been completed.
- Use the used-car buying checklist and get an independent inspection.
Frequently asked questions
What is NHTSA service bulletin 10212122?
Some 2021 F-150 and 2022 F-Super Duty vehicles may exhibit diagnostic trouble code (DTC) U0140:82 stored in the trailer module (TRM) after completing a TRM software update. This may be due to software parameters in the gateway module (GWM). This DTC does not affect vehicle function or durability and no additional diagnosis or service is required for this condition at this time. Inform customers that they can.
Is a service bulletin the same as a recall?
No. A recall is a safety campaign with a required remedy for affected VINs. A service bulletin or manufacturer communication usually describes diagnostic, repair, software, warranty or service information.
How should a used-car buyer use this bulletin?
Use it as a research signal. Compare it with recalls, owner complaints, service records, a VIN report and an independent inspection before buying.
Check the exact VIN before you buy
Model-level pages show public safety patterns. A full VIN report helps confirm the exact vehicle, decoded specs, recall applicability and buyer checks.
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