NHTSA service bulletin

NHTSA Service Bulletin 10252626: 2021-2024 Ford Bronco Sport

Official manufacturer communication context for 2021-2024 Ford Bronco Sport, with affected products, buyer checks and links into Carchieve recall, problem and VIN research.

NHTSA service bulletin 10252626 summary graphic for 2021-2024 Ford Bronco Sport
10252626NHTSA document ID
Over-the-air software updatecommunication type
9affected product rows
90/100quality score

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 2021-2024 Bronco Sport vehicles equipped with a 1.5L EcoBoost engine may exhibit water coolant pump leaks. This may be due to contamination in the coolant system. To correct this condition and prevent recurrent water pump failures, perform a coolant system flush. Refer to the Workshop Manual (WSM), Section 303-03A Engine Cooling - 1.5L EcoBoost > General Procedures > Engine Cooling System Flushing > Steps 1-8. Then replace the coolant pump. Refer to the WSM, Section Engine Cooling - 1.5L EcoBoost > Removal and Installation. Fill and bleed the coolant system properly. Refer to the WSM, Section 303-03A Engine Cooling - 1.5L EcoBoost > General Procedures > Engine Cooling System Draining, Vacuum Filling and Bleeding. Note: Repeat steps 10-12 a total of 10 times to remove any remaining air trapped in the system.

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 Sport2021-2024Ask for service records and run the exact VIN before purchase.
FordF-250 Sd2023, 2024Ask for service records and run the exact VIN before purchase.
FordF-350 Sd2023, 2024Ask for service records and run the exact VIN before purchase.
FordF-450 Sd2023, 2024Ask for service records and run the exact VIN before purchase.
FordF-550 Sd2023, 2024Ask for service records and run the exact VIN before purchase.
FordF-600 Sd2023, 2024Ask for service records and run the exact VIN before purchase.
FordF-650 Incomplete Chassis2024Ask for service records and run the exact VIN before purchase.
FordF-650 Sd2023Ask for service records and run the exact VIN before purchase.
FordF-750 Sd2023, 2024Ask 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 10252626?

Some 2021-2024 Bronco Sport vehicles equipped with a 1.5L EcoBoost engine may exhibit water coolant pump leaks. This may be due to contamination in the coolant system. To correct this condition and prevent recurrent water pump failures, perform a coolant system flush. Refer to the Workshop Manual (WSM), Section 303-03A Engine Cooling - 1.5L EcoBoost > General Procedures > Engine Cooling System Flushing > Steps 1-8..

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.

Get Full Report