NHTSA Service Bulletin 10246348: 2021-2023 Ford Mustang Mach E
Official manufacturer communication context for 2021-2023 Ford Mustang Mach E, 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.
Software Update SU6 P3 for 2021-2023 MACH E vehicles is now available. Quality Improvements include: - Enable electric return of hood latch release actuator - Corrects erroneous "frunk service required" warning post OTA. - Corrects alarm going off during an OTA download . - improved interior windsheld fogging and heater performance when driving in freezing temperatures - Improved Cold DC Fast Charging and heat sharing/smart heating. - Removal of cause of chime related DTC set against AHU. - Hands-Free to BlueCruise text update. - Adds 3 chimes for Over Speeding situation. - Adds chime for speed limit change. - Adds text box "Hold for Speed Warning OFF" - Introduces a more aggressive series of hood ajar warnings/chimes that trigger at lower speed than the current implementation - The customer is instructed to exit the vehicle when a battery hazard is detected. - IPC software addressing traction control toggle, BLIS and ISA presonaliztion, MyTrip distance reset, Low Tire pressure incorrect reading, and PWM buzz noise elimination. - Provides Yield and No Entry graphic display for Traffic Sign recognition. - Removes Tollbooth Mode - Adds a "some display features may be temporarily unavailable" message to the SYNC screen when a SYNC update is installing. - Profiles (Enhanced Memory) will not be stuck as Guest - Improved "Ask on Exit" pop- up functionality - Selectable Drive Modes - prevent default to normal mode due to loss of communication with SYNC - Improved charge status indication feedback while plugged in.
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 10246348?
Software Update SU6 P3 for 2021-2023 MACH E vehicles is now available. Quality Improvements include: - Enable electric return of hood latch release actuator - Corrects erroneous "frunk service required" warning post OTA. - Corrects alarm going off during an OTA download . - improved interior windsheld fogging and heater performance when driving in freezing temperatures - Improved Cold DC Fast Charging and heat.
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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