NHTSA service bulletin

NHTSA Service Bulletin 10226757: 2021, 2022 Ford Bronco Sport

Official manufacturer communication context for 2021, 2022 Ford Bronco Sport, with affected products, buyer checks and links into Carchieve recall, problem and VIN research.

NHTSA service bulletin 10226757 summary graphic for 2021, 2022 Ford Bronco Sport
10226757NHTSA document ID
Manufacturer communicationcommunication type
5affected product rows
5source rows grouped

Reviewed June 2026 from NHTSA manufacturer communication and service bulletin records. Carchieve is independent and not affiliated with any vehicle manufacturer or government agency.

Quick answer

Some 2021-2022 Mustang Mach-E built on or before 17-Jan-2022, 2022 Escape built on or before 03-Mar-2022, Bronco Sport built on or before 04-Mar-2022, 2022 Maverick built on or before 25-Jan-2022 and 2022 Transit built on or before 17-May-2022 may exhibit a powertrain malfunction (wrench) indicator with diagnostic trouble code (DTC) P0929:77 stored in the gear shift module (GSM). This may be due to the software in the GSM. To correct this condition, perform Pinpoint Test D. Refer to Workshop Manual (WSM), Section 307-05 > Diagnosis and Testing. If the GSM is not operating correctly, perform the replacement of the GSM. Do not perform a PMI after installing a new GSM assembly. The GSM is shipped with the latest software level. For claiming, use causal part 7P155 and applicable labor operations in Section 10 of the Service Labor Time Standards (SLTS) Manual.

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

MakeModelModel yearsBuyer note
FordBronco Sport2022Ask for service records and run the exact VIN before purchase.
FordEscape2022Ask for service records and run the exact VIN before purchase.
FordMaverick2022Ask for service records and run the exact VIN before purchase.
FordMustang Mach E2021, 2022Ask for service records and run the exact VIN before purchase.
FordTransit2022Ask for service records and run the exact VIN before purchase.

Buyer checklist

  1. Run the 17-character VIN and confirm the year, make, model, engine and equipment match the listing.
  2. Check recall campaign pages for safety actions that may require dealer repair.
  3. Compare this bulletin with common problem pages for the same model and component area.
  4. Ask the seller or dealer whether the bulletin procedure, update or inspection has already been completed.
  5. Use the used-car buying checklist and get an independent inspection.

Frequently asked questions

What is NHTSA service bulletin 10226757?

Some 2021-2022 Mustang Mach-E built on or before 17-Jan-2022, 2022 Escape built on or before 03-Mar-2022, Bronco Sport built on or before 04-Mar-2022, 2022 Maverick built on or before 25-Jan-2022 and 2022 Transit built on or before 17-May-2022 may exhibit a powertrain malfunction (wrench) indicator with diagnostic trouble code (DTC) P0929:77 stored in the gear shift module (GSM). This may be due to the software in.

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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