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Service bulletins for the 2021 Ford Bronco Sport

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.

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

By type

By component

By trouble code

Bulletins, newest first
TSB 26-2092 V22026-10-01. Service bulletin. STRUCTURE:BODY; UNKNOWN OR OTHER. This article supersedes TSB 25-2466 to add Bronco Sport, Escape, Maverick and Corsair, as well as removing Expedition and Navigator. One time use parts for Corsair and Bronco Sport were also added to the parts list. Some of the vehicles listed in the Model statement above may exhibit a headliner rattle or sagging condition around the roof opening panel. This may be due to the adhesive separating from the headliner substrate.
SSM 551492026-09-12. Service bulletin. UNKNOWN OR OTHER; ELECTRICAL SYSTEM. Some 2021-2024 Bronco Sport vehicles equipped with a 1.5L may exhibit a lack of air conditioning (A/C) cooling while at a stop and idling in ambient temperatures of 100°F (38°C) or higher. In addition, there are no diagnostic trouble codes (DTC) present related to A/C system functionality, refrigerant charge levels are to specification and system is free of refrigerant leaks and/or A/C compressor related concerns. Customers may also report that A/C system cooling will be restored once the vehicle starts moving or placed in park/neutral.<br /><br /> This condition does not affect vehicle durability and no additional diagnosis or service is required for this condition at this time. Inform customers that they can continue to drive the vehicle and engineering is currently working on a solution for this condition that is expected in Q4 2026. Replacement or reprogramming of any components will not resolve this condition. Monitor Professional Technician System (PTS) for additional information and schedule service appointments for customers once the repair becomes available.<br /><br /> If the vehicle exhibit
SSM 551002026-09-01. Service bulletin. SEATS; UNKNOWN OR OTHER. For Various Ford and Lincoln vehicles, if diagnostics lead to the replacement of the front seat cushion cover J-clips, lower-level service parts are now available. Use service part W709919-S901 if the J-clip is completely detached from the seat cover and W715386-S424 if the clip is still partially attached. It is not necessary to replace the seat cover if only the J-clip is separating from the cover. Refer to PTS Home > Technical Assistance > Technical Support Videos > Section 501- Body and Paint > Seat J-Clips. For claiming, use causal parts from list below and labor operations 63100A and 63100A5. Causal Parts for claiming: Bronco/Bronco Sport/Escape/Explorer/Expedition/Navigator: 7862900 or 7862901 F-150/F-Super Duty: 1562900 or 1562901 Ranger/Maverick: 6062900 or 6062901
26E042026-08-03. Emissions. UNKNOWN OR OTHER; ELECTRICAL SYSTEM. NEW VEHICLE DELIVERY HOLD - Emissions Recall 26E04 Certain 2021-2025 Model Year F-150, Maverick, Mustang, Ranger, Expedition, Bronco Sport, Explorer, Bronco, Navigator, and Aviator Vehicles Powertrain Control Module Software Update
TSB 26-23282026-07-20. Service bulletin. POWER TRAIN; UNKNOWN OR OTHER. This bulletin supersedes 26-2194. Reason for update: update the Parts list to correct a part description " Loctite 638", update the claim quantity for the drain/fill plug, update the claim quantity of the wheel hub bolts (Corsair) and limited the parts list for Edge/Nautilus to only the rear drive unit fluid. Some of the vehicles listed in the Model statement above may exhibit all of the following conditions: Shudder chatter condition, most noticeable at low speeds turning No relevant diagnostic trouble codes (DTCs) present This may be due to internal rear drive unit (RDU) fluid contamination.
SSM 549392026-06-22. Service bulletin. POWER TRAIN. Some 2020-2026 Corsair/Escape, 2021-2026 Bronco Sport, and 2022-2026 Maverick vehicles equipped with an 8F35 transmission may exhibit a shudder condition, most noticeable at speeds below 60 mph (100 km/h), with no relevant diagnostic trouble codes (DTC) stored in the powertrain control module (PCM). Sometimes, this may be perceived/felt as an engine misfire. This may be due to the torque converter. If Pinpoint Test K: Torque Converter Clutch Operation in Workshop Manual (WSM), Section 307-01 > Diagnosis and Testing > Diagnosis by Symptom directs to replace the torque converter, remove and replace the torque converter and torque converter seal. Refer to WSM, Section 307-01 > Removal and Installation > Torque Converter Seal. Remove the main control valve body. Refer to WSM, Section 307-01 > Removal and Installation > Main Control Valve Body. Overhaul and thoroughly clean the main control valve body. Refer to WSM, Section 307-01 > Overhaul > Main Control Valve Body. Reverse the removal procedure to reassemble the transmission. Install the transmission. Refer to WSM, Section 307-01 > Installation. For claim
25B512026-06-05. Other. ENGINE. Certain 2021-2024 Model Year Bronco, 2021-2024 Model Year Bronco Sport, 2020-2022 Model Year Corsair and Escape, 2016-2024 Model Year Explorer, 2019-2020 Model Year Fusion, 2016-2018 Model Year Focus RS, 2022-2024 Model Year Maverick, 2016-2019 Model Year MKC and 2019-2024 Model Year Ranger Vehicles Equipped with a 2.0L or 2.3L Engine and Engine Block Heater System Block Heater Replacement
SSM 548572026-05-26. Service bulletin. FUEL/PROPULSION SYSTEM. 2020-2026 Explorer/Escape/Corsair, 2021-2026 Bronco Sport/Bronco, 2022-2026 Maverick, 2024-2026 Mustang/Ranger/Nautilus vehicles equipped with a 2.0L or 2.3L EcoBoost engine may require removal of the turbocharger wastegate control actuator linkage for various reasons. The Workshop Manual (WSM), Section 303-04 Fuel Charging and Controls - Turbocharger - 2.0L/2.3L EcoBoost > Removal and Installation > Wastegate Control Actuator Linkage service procedure been added. In addition, the wastegate actuator rod (9E408), associated retention springs (9342) and retaining clips (00817) have been released as lower-level components to complete the repair without replacing the entire turbocharger wastegate actuator assembly.
TSB 26-22052026-05-18. Service bulletin. UNKNOWN OR OTHER. This bulletin supersedes 25-2346. Reason for update: add Bronco Sport and Escape vehicles and add labor operations to repair the rear right/left carpet area. Some of the vehicles listed in the Model statement above may exhibit a condition where the carpet is loose or torn near the front/rear scuff plate trim panel. This may be due to the carpet tearing at or near the retainer hole.
SSM 547972026-05-08. Service bulletin. POWER TRAIN. Some 2020-2026 Corsair/Escape, 2021-2026 Bronco Sport, and 2022-2026 Maverick vehicles equipped with an 8F35 transmission may exhibit a shudder condition, most noticeable at speeds below 60 mph (100 km/h), with no relevant diagnostic trouble codes (DTC) stored in the powertrain control module (PCM). Sometimes, this may be perceived/felt as an engine misfire. This may be due to the torque converter. If Pinpoint Test K: Torque Converter Clutch Operation in Workshop Manual (WSM), Section 307-01 > Diagnosis and Testing > Diagnosis by Symptom directs to replace the torque converter, remove and replace the torque converter and torque converter seal. Refer to WSM, Section 307-01 > Removal and Installation > Torque Converter Seal. Remove the main control valve body. Refer to WSM, Section 307-01 > Removal and Installation > Main Control Valve Body. Overhaul and thoroughly clean the main control valve body. Refer to WSM, Section 307-01 > Overhaul > Main Control Valve Body. Reverse the removal procedure to reassemble the transmission. Install the transmission. Refer to WSM, Section 307-01 > Installation.
SSM 547692026-04-28. Service bulletin. EXTERIOR LIGHTING. Bronco Sport and Maverick vehicles utilize an advanced headlamp design that features a sharp horizontal light-to-dark transition. This is an intentional optical characteristic designed to meet safety and performance standards. This transition is a normal attribute of the vehicles lighting signature and is most visible during high-beam operation. No repair is required as the system is functioning to specification. Workshop Manual (WSM), Section 417-01 Exterior Lighting > Description and Operation > Exterior Lighting - Overview has been revised to clarify this condition as an operating characteristic of the vehicle.
TSB 26-21942026-04-28. Service bulletin. POWER TRAIN. This bulletin supersedes 25-2627. Reason for update: To add a Step to reprogram the all-wheel drive (AWD) module for Bronco Sport vehicles. Some of the vehicles listed in the Model statement above may exhibit all of the following conditions: Shudder chatter condition, most noticeable at low speeds turning No relevant diagnostic trouble codes (DTCs) present This may be due to internal rear drive unit (RDU) fluid contamination.
SSM 547202026-04-10. Service bulletin. ELECTRICAL SYSTEM; LANE DEPARTURE: BLIND SPOT DETECTION. Various 2020-2026 Ford and Lincoln vehicles equipped with blind spot information system (BLIS) may experience an inoperative blind spot monitoring with a "Blind Spot System Fault" message displayed in the instrument panel cluster (IPC). This may also be accompanied by diagnostic trouble codes (DTCs) B118C:11 and/or B118C:15 stored in the driver door module (DDM), and/or B118D:11 and/or B118D:15 stored in the passenger door module (PDM). This may be due to the wiring connector from the mirror to the BLIS module. If diagnostics lead to an internal mirror wiring harness fault, a new lower level BLIS light pigtail is now released for service. It is not necessary to replace the exterior mirror assembly. Use part number SC3Z-14A411-B to resolve the concern.
25N172026-03-27. Other. LANE DEPARTURE: BLIND SPOT DETECTION; BACK OVER PREVENTION: WARNINGS; BACK OVER PREVENTION: REARVIEW SYSTEM BRAKING; UNKNOWN OR OTHER. Advance Notice – Customer Satisfaction Program 25N17 Certain 2015-2025 Model Year Multiple Vehicle Lines Rear View Camera Replacement If Required After Dealer Evaluation
TSB 26-20922026-03-10. Service bulletin. UNKNOWN OR OTHER. This article supersedes TSB 25-2466 to add Bronco Sport, Escape, Maverick and Corsair, as well as removing Expedition and Navigator. One time use parts for Corsair and Bronco Sport were also added to the parts list. Some of the vehicles listed in the Model statement above may exhibit a headliner rattle or sagging condition around the roof opening panel. This may be due to the adhesive separating from the headliner substrate.
SSM 545892026-03-04. Other. ELECTRICAL SYSTEM. Some 2019-2024 Ford and Lincoln vehicles equipped with SYNC3 may experience various connectivity concerns with The Ford App Lincoln App including but not limited to: missing activation prompt pop-upon the vehicle's center display screen when attempting to activate vehicle through The Ford App Lincoln App, incorrect location global positioning system GPS reported through The Ford App Lincoln App, problems with remote commands being performed through The Ford App Lincoln App and or incorrect data information reported on The Ford App Lincoln App. These symptoms will be accompanied by diagnostic trouble code DTC B156D 89 in the TCU. This may be due to the accessory protocol interface module APIM software. To correct the condition, update the APIM software.
SSM 546012026-02-27. Service bulletin. ELECTRICAL SYSTEM; STRUCTURE:BODY; UNKNOWN OR OTHER. Ford and Lincoln vehicles equipped with wired keyless entry keypad systems and accessory wireless keyless entry keypad systems may or may not come with a wallet card containing the master code. Unlike the integrated wired keypad, the accessory wireless keypad master code cannot be retrieved from the vehicle using a diagnostic scan tool or from the label printed on the body control module (BCM). The Factory Keyless Entry Code application within the diagnostic scan tool will not provide an applicable master code for the accessory wireless keypad. If the wallet card for an accessory keypad is not available, the "Wireless RF Keypad Diagnosis Guide" can be referenced and provides direction on how to retrieve the master code. This guide is located under the Workshop Manual tab > Accessories > Installation > Wireless RF Keypad Diagnosis Guide > PPT C > Step C2.<br /><br /> Note: The only available keypad for some vehicles from the assembly plant is the accessory wireless keyless entry keypad. The integrated wired keypad cannot be installed on vehicles not equipped from the factory with a wired keyless entry k
TSB 25-26272026-02-12. Service bulletin. POWER TRAIN. This article supersedes TSB 25-2552 to update the Parts List Some of the vehicles listed in the Model statement above may exhibit all of the following conditions: Shudder chatter condition, most noticeable at low speeds turning No diagnostic trouble codes DTCs present This may be due to rear drive unit internal (RDU) fluid contamination.
25M022026-01-05. Other. ENGINE; FUEL/PROPULSION SYSTEM; UNKNOWN OR OTHER. Customer Satisfaction Program 25M02 Certain 2021-2024 Model Year Bronco Sport and 2020-2022 Escape with 1.5L Engine and 8F35 Transmission Upstream Catalytic Converter Replacement, If Required
25L022026-01-05. Other. UNKNOWN OR OTHER. Special Field Action 25L02 Certain 2017-2024 Model Year California Emissions-Certified Vehicles Transmission Control Assembly Reimbursement
TSB 25-25812025-12-09. Service bulletin. FUEL/PROPULSION SYSTEM; ENGINE. This article supersedes TSB 25-2511 to update the Service Procedure and Parts List. Some of the vehicles listed in the Model statement above may exhibit a loss of engine coolant from a leak at the coolant pump. This may be due to contamination in the engine's cooling system.
TSB 25-25742025-12-02. Service bulletin. STEERING; SUSPENSION. This article supersedes TSB 25-2347 to update the vehicle build dates Some of the vehicles listed in the Model statement above may exhibit a clicking, creaking, clunking, rattle, rotational noise from the front strut area when turning the steering wheel. This may be due to an interference between the front jounce bumper and the rod. Additional model information: * 2021-2025 Bronco Sport Badlands vehicles equipped with minor feature code DWAAN (Performance suspension) * 2025 Bronco Sport Sasquatch vehicles equipped with minor feature code DWAA3 (High ride suspension)
SSM 544032025-12-01. Service bulletin. POWER TRAIN. * 2021-2024 Bronco Sport built on or before 15-Dec-2024<br /> * 2022-2024 Mustang Mach-E<br /> * 2022-2025 Escape built on or before 22-May-2025<br /> * 2024 Maverick vehicles built on or after 17-Jan-2024<br /> <br /> Some of the above vehicles may exhibit an illuminated powertrain malfunction (wrench) indicator with diagnostic trouble code (DTC) P0929 stored in the gear shift module (GSM). This may be due to the software in the GSM. To correct the condition, reprogram the GSM module using the latest software level of the Ford Diagnosis and Repair System (FDRS). For claiming, use causal part 7P155 and labor operation numbers 7001D and 7001D4.
TSB 25-25522025-11-13. Service bulletin. POWER TRAIN. This article supersedes TSB 25-2351 to update the Service Procedure Some of the vehicles listed in the Model statement above may exhibit all of the following conditions: Shudder chatter condition, most noticeable at low speeds turning No diagnostic trouble codes DTCs present This may be due to rear drive unit internal (RDU) fluid contamination.
25N032025-11-04. Other. ENGINE. Customer Satisfaction Program 25N03 Certain 2021-2023 Model Year Bronco Sport and 2020-2022 Escape with 1.5L Engine and 8F35 Transmission. One-Time Catalytic Converter Replacement, If Required

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