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: Body and frame are shown. Show all
| 21B49-S1 | 2021-11-02. Service bulletin. EQUIPMENT; STRUCTURE:BODY:ROOF AND PILLARS; EQUIPMENT ADAPTIVE/MOBILITY. Certain 2021 Model Year Bronco Vehicles Equipped with a Hard Top Roof Roof Panel Delamination REASON FOR THIS SUPPLEMENT Technical Information - Dealership: Updated with revised directions regarding hard top panels and rear cap assembly disablement and photo submission requirement. As a result, the Labor Allowances have also been updated. |
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| TSB 21-2352 | 2021-11-02. 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. |
| TSB 21-2345 | 2021-11-02. Service bulletin. STRUCTURE:BODY:HOOD:HINGE AND ATTACHMENTS; EQUIPMENT; STRUCTURE:BODY:HOOD. Some 2021 Bronco vehicles equipped with the Big Bend or Outer Banks trim levels built on or before 06-Aug-2021 may exhibit a whistle noise originating from the front of the hood area when traveling at speeds above 30 mph (50 km/h). If the whistle noise can be eliminated by taping off the gap between the hood and grille opening, this condition may be due to the hood seal design. To correct this condition, replace the hood seal with the improved hood seal. |
| TSB 21-2339 | 2021-11-02. Service bulletin. STRUCTURE:BODY:ROOF AND PILLARS; EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY. Some 2021 Bronco vehicles equipped with a soft top roof may experience paint scratches on the sports tube due to contact with the soft top roof frame during the open and close operation. This may be due to a lack of protective measures installed on the soft top roof frame. To correct the condition, follow the Service Procedure to apply protective hook and loop fasteners to sections of the soft top roof frame. |
| 21B49 | 2021-10-05. Service bulletin. STRUCTURE:BODY; UNKNOWN OR OTHER. Certain 2021 Model Year Bronco Vehicles Equipped with a Hard Top Roof Roof Panel Delamination; In all of the affected vehicles, the exposed or unsealed edges on the molded in color hard top roof may cause an unsatisfactory appearance when exposed to extreme water and humidity. This concern is strictly an appearance issue as the function of the roof is uncompromised. |
| 21B49 | 2021-09-05. Service bulletin. STRUCTURE; EQUIPMENT. In all of the affected vehicles, a quality concern on the molded-in color hard top roof was identified during our quality inspections. This concern is strictly an appearance issue as the function of the roof is uncompromised. The exposed or unsealed hard top edges may cause unsatisfactory appearance when exposed to extreme water and humidity. |
| TSB 21-2285 | 2021-09-04. Service bulletin. STRUCTURE. Some 2021 Bronco vehicles equipped with a hard top may exhibit a loose and/or sagging headliner. This may be due to the factory installation process. To correct the condition, follow the Service Procedure to re-adhere the headliner. |
| SSM 50003 | 2021-09-04. Service bulletin. STRUCTURE; STRUCTURE:BODY:DOOR. Some 2021 Bronco vehicles may exhibit a creak/pop type noise when any of the side doors are opened and closed. This may be due to incorrect door installation, alignment and/or incorrect tightening of the two bolts which hold the door to the vehicle body. To correct this condition, inspect for and address any damage to the door and/or latch components, then remove and reinstall the suspect door following the instructions located in the Digital Owners Manual, Removable Vehicle Components > Removable Doors > Removing and Installing the Doors. In this section you ll also find a detailed tutorial video of the process. If the noise persists, perform the Front/Rear Door Alignment procedure located in the Workshop Manual (WSM), Section 501-03 Body Closures. |
| SSM 49979 | 2021-08-02. Service bulletin. STRUCTURE:BODY:HOOD:HINGE AND ATTACHMENTS:SUPPORT DEVICE/STRUT; ELECTRICAL SYSTEM:WIRING:FRONT UNDERHOOD. Some 2021 Bronco vehicles equipped with Big Bend and Outer Bank trim levels may exhibit a whistle noise originating from the front of the hood area when traveling at speeds above 30 mph (50 Km/h). If the whistle noise can be eliminated by taping off the gap between the hood and grill opening, this condition may be due to the hood seal design. Hood seal replacement will not resolve this condition. Inform customers that they can continue to drive the vehicle and Ford is currently working to release an improved seal design that will be available in October 2021. Follow up with the customer to schedule an appointment once OASIS confirms part availability. |
| 20B56 | 2021-01-05. Service bulletin. STRUCTURE:BODY:DOOR:HINGE AND ATTACHMENTS; EQUIPMENT. There is expected to be a low number of vehicles found with a concern door handle. In some of the affected vehicles, the interior door handle may have excessive material present on the door handle cavity. This can cause the door handle cable to bind during operation. If the cable binds, it may result in a door that cannot be opened from the inside. The door can still be opened using the exterior door handle. It is also possible that the door cannot be closed. If the door will not close, the instrument cluster will illuminate with a Door Ajar warning |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.