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Service bulletins for the 2021 Ford Bronco

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.

322 on file from NHTSA, as of 2026-10-19.

By type

By component

By trouble code

Only bulletins with component: Labels and manuals are shown. Show all

Bulletins, newest first
SAN-Vol1 I12023-08-16. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. The Service Awareness Newsletter is an informal communication that contains information that may not be presently available in a TSB, SSM, GSB, or other electronic communication. This article includes information on warranty, technical service tips and other service information.
SSM 516872023-06-16. Service bulletin. UNKNOWN OR OTHER; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; POWER TRAIN. TSB 22-2428 is missing some labor operations. For any missing labor operations, claim available new model labor operations or m-time. Refer to this article on the repair order. When replacing the CDF cylinder, the current TSB does not require a complete transmission overhaul or cooler and converter flushing. Ford is currently reviewing the TSB. Monitor OASIS for updates.
2122OTA22PU1010M2022-12-08. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. Priority Update 22-PU1010-MIL-LT for 2021-2022 Model Year Bronco vehicles is now available. Quality Improvements Include: Improvements to neutral tow and EBB interaction, improvements to ESC-OFF switch not reacting, improvement to MIL lights triggering when doors are removed, Improvement to calibration of brake fluid viscosity algorithm to prevent false DTC detection at cold weather.
2122OT22PU1010SQ2022-12-08. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. Priority Update 22-PU1010-SFT-QL for 2021-2022 Model Year Bronco vehicles is now available. Quality Improvements Include: Improvements to upshift hesitation under certain tip in scenarios, improvements to shift quality, update to prevent misfire codes, updates to the Universal Exhaust Gas Oxygen sensor GHG Parameter identification reporting and Catalyst Monitor Sensor.
2122OTAPU1007DOR2022-12-08. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. Priority Update 22-PU1007-DOR-UP for 2021-2022 Model Year Bronco vehicles is now available. Quality Improvements Include: improvement to short window drop, improvement to window bounceback.
22B08 S22022-12-02. Service bulletin. ELECTRICAL SYSTEM; ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. Certain 2021 Model Year Mach-E, F-150, Bronco, Edge, Nautilus vehicles Electronic Control Module Recovery REASON FOR THIS SUPPLEMENT Program Terms: The program expiration date was incorrectly shown as October 31. 2022. The correct date is April 30, 2023. Affected Vehicles: The build dates were updated. Verbiage added to indicate the population will increase as more vehicles with modules needing recovery are identified. Service Action: Verbiage added to indicate the population will increase as more vehicles with modules needing recovery are identified. Owner Notification Mailing Schedule: Verbiage added on mailing owner letters to additional owners as they are identified. Owner Refund Expiration Date: The owner refund expiration date was incorrectly shown as May 27, 2022. The correct date is April 30, 2023.
SSM 502722021-12-07. Service bulletin. UNKNOWN OR OTHER; COMMUNICATION:MANUFACTURER TELEMATICS; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; ELECTRICAL SYSTEM:SOFTWARE. Some 2021 Bronco, Edge/Nautilus customers may be unable to authorize the FordPass/LincolnWay app and the Enable Connected Services prompt is not showing in the SYNC screen with no diagnostic trouble codes (DTC) present in the telematics control unit (TCU) or the gateway module A (GWM). Before any repair attempts, try to authorize the vehicle via FordPass/LincolnWay app in order to verify the concern is still present. If the concern is present, make sure the GWM is at the latest software level. Start a new FDRS session and make sure the TCU is at the latest software level. If no software updates are available, remove the TCU and GWM fuses to reset the modules. Make sure the customer is able to authorize the vehicle from FordPass/LincolnWay to confirm the repair. If the concern is still present, follow normal diagnostics in Workshop Manual (WSM), Section 415-00.
TSB 21-23522021-11-02. Service bulletin. EQUIPMENT; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; STRUCTURE. Some 2021 Broncos built on or before 24-Aug-2021 may exhibit a whistle noise coming from the front center of the vehicle and/or the climate control housing. This may be due to the sealing on the climate control case. To correct the condition, follow the Service Procedure to apply butyl tape to cover small holes in the fresh air inlet door.

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.