2021 Ford Bronco SportService bulletins

2021 Ford Bronco Sport Technical Service Bulletins

187 technical service bulletins (TSBs) are on record for the 2021 Ford Bronco Sport. TSBs are notes manufacturers send to dealers about repair procedures for issues seen in the field. They are not recalls and do not by themselves mean a vehicle has a fault.

11037678Sep 22, 2026Body and structure, Other or unknown. 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…
11037295Sep 4, 2026Electrical system, Other or unknown. 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.
11036530Aug 22, 2026Other or unknown, Seats. 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.
11035099Jul 15, 2026Transmission and drivetrain, Other or unknown. 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.
11035465Jul 9, 2026Other or unknown, 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
11034017Jun 16, 2026Transmission and drivetrain. 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.
11032924May 21, 2026Fuel 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…
11032746May 18, 2026Other or unknown. 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.
11033577May 9, 2026Engine. 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
11032566May 4, 2026Transmission and drivetrain. 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.
11031619Apr 26, 2026Transmission and drivetrain. 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…
11031628Apr 23, 2026Exterior 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.
11031263Apr 2, 2026Electrical system, Lane departure. 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…
11030282Mar 25, 2026Lane departure, Back-over prevention (rear camera), Other or unknown. Advance Notice – Customer Satisfaction Program 25N17 Certain 2015-2025 Model Year Multiple Vehicle Lines Rear View Camera Replacement If Required After Dealer Evaluation
11029921Mar 9, 2026Other or unknown. 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…
11029052Feb 24, 2026Electrical system, Other or unknown, Body and structure. 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).
11029595Feb 17, 2026Electrical 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…
11028804Feb 9, 2026Transmission and drivetrain. 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.
11026929Dec 12, 2025Fuel system, Other or unknown, Engine. 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
11026504Dec 8, 2025Fuel 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.
11026928Dec 2, 2025Other or unknown. Special Field Action 25L02 Certain 2017-2024 Model Year California Emissions-Certified Vehicles Transmission Control Assembly Reimbursement
11025861Nov 27, 2025Steering, 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.
11025820Nov 26, 2025Transmission and drivetrain. * 2021-2024 Bronco Sport built on or before 15-Dec-2024 * 2022-2024 Mustang Mach-E * 2022-2025 Escape built on or before 22-May-2025 * 2024 Maverick vehicles built on or after 17-Jan-2024 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…
11025530Nov 10, 2025Transmission and drivetrain. 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.
11024520Oct 24, 2025Engine. This article supersedes TSB 25-2428 to update the 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.
11024526Oct 21, 2025Lane departure, Electrical system. Some 2020-2025 various 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…
11024932Oct 15, 2025Engine. 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
11023298Sep 19, 2025Suspension. This article supersedes TSB 25-2143 to update the production fix date. Some of the vehicles listed in the Model statement above may exhibit a moan noise when the vehicle is driven in reverse (R) in cold weather and/or high humidity. This may be due to the suspension sensitivity of the vehicle.
11023197Sep 10, 2025Engine. This article supersedes TSB 25-2063 to update the Service Procedure. 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.
11021977Aug 16, 2025Other or unknown, Electrical system. Some 2021-2024 F-150 vehicles equipped with a B&O audio system (minor feature code IDBBQ), and various 2021-2024 Ford and Lincoln vehicles equipped with a B&O audio system may exhibit a pop noise and/or static in the speakers at start up that cannot be turned down or off using the audio system controls.
11021975Aug 14, 2025Visibility (wipers, defrost, mirrors), Other or unknown. Various 2021-2025 Ford and Lincoln vehicles equipped with the rear camera on demand feature may exhibit "Please Check Surroundings For Safety" or "Full View Not Available" messages when the rear camera button is pressed and the vehicle is not in reverse. Inform customers this condition is considered normal operation and does not affect vehicle durability because the full rear view camera image can only be shown…
11021803Aug 7, 2025Other or unknown, Electrical system. Various 2019-2024 Ford and Lincoln vehicles equipped with SYNC 3 may experience a partially or fully black center display screen at start-up using Apple CarPlay or Android Auto. This does not affect rear camera operation. This may be due to interference from the phone being connected into the media hub using a universal serial bus (USB) cable during SYNC system boot up. To correct his condition, advise the customer…
11020999Jul 25, 2025Transmission and drivetrain. This article supersedes TSB 24-2386 to update the Service Procedure and Part 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 Note: Three (3) new Essential Special Service Tools (ESSTs) are required to service the internal clutch pack on vehicles…
11020995Jul 25, 2025Suspension. 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.
11020044Jun 25, 2025Transmission and drivetrain, Engine. Some 2021-2024 Edge/Nautilus, 2021-2025 Bronco/Bronco Sport/E-Series/Escape/Corsair/Expedition/Navigator/Explorer/Aviator/F-150/F-Super Duty/Mustang/Ranger, and 2022-2025 Maverick vehicles may require an A/C compressor clutch assembly replacement be performed for various concerns. Workshop Manual (WSM), Section 412-00 Removal and Installation has been updated to eliminate the need to remove and install the A/C…
11019702Jun 20, 2025Other or unknown, Electrical system. Some 2021-2025 Ford/ Lincoln vehicles equipped with SYNC4 may not be able to perform an update to the accessory protocol interface module (APIM). This may be due to the software in the APIM. Ford Engineering has de-activated the ability to update these SYNC4 APIM modules as applicable, and the Ford Diagnosis and Repair System (FDRS) will not present an update for the APIM module.
11019259May 10, 2025Other or unknown. Certain 2018-2024 model year various vehicles — update sync software
11017813Apr 22, 2025Other or unknown. Customer Satisfaction Program 24N08 - Supplement #1 Certain 2021-2024 Bronco Sport, Escape, Mach-E, and 2022-2024 Maverick Vehicles Driver’s Side Seat Buckle Replacement
11017054Apr 11, 2025Other or unknown. This article supersedes TSB 25-2095 to update the Service procedure. Some of the vehicles listed in the Model statement above may exhibit a moan noise when the vehicle is driven in reverse (R) in cold weather and/or high humidity. This may be due to the suspension sensitivity of the vehicle.
11016069Mar 20, 2025Other or unknown. This article supersedes TSB 25-2051 to update the parts list. Some of the vehicles listed in the Model statement above may exhibit a moan noise when the vehicle is driven in reverse (R) in cold weather and/or high humidity. This may be due to the suspension sensitivity of the vehicle.
11016247Mar 11, 2025Other or unknown. Certain 2021-2024 Bronco Sport, Escape and 2022-2024 Maverick Vehicles Driver’s Side Seat Buckle Replacement
11015514Mar 4, 2025Other or unknown. Some 2021-2024 Bronco Sport, 2020-2024 Escape/Corsair/Edge/Nautilus/Transit Connect and 2022-2024 Maverick vehicles may exhibit erratic shifting and/or a transmission fluid venting condition. If during the preliminary inspection the transmission fluid is found to be a foamy pink color, this may indicate possible cross contamination of engine coolant and transmission fluid due to an internally leaking transmission…
11014866Feb 28, 2025Other or unknown. This article supersedes TSB 25-2016 to update the parts list and Service Procedure. 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.
11014431Feb 18, 2025Other or unknown. This article supersedes TSB 25-2031 to update the parts list. Some of the vehicles listed in the Model statement above may exhibit a moan noise when the vehicle is driven in reverse (R) in cold weather and/or high humidity.
11014406Feb 14, 2025Other or unknown. This article supersedes TSB 24-2348 to update vehicles affected and labor operation description. Some of the vehicles listed in the Model statement above may exhibit a moan noise when the vehicle is driven in reverse (R) in cold weather and/or high humidity. This may be due to the suspension sensitivity of the vehicle.
11014140Feb 6, 2025Other or unknown. 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.
11012851Jan 10, 2025Other or unknown. Some 2020-2022 Explorer/Aviator/Escape/Corsair, 2021-2022 Bronco Sport, and 2022 Maverick vehicles may exhibit an inoperative driver door window control switch (windows inoperative, mirror control unresponsive, etc.).
11012859Jan 9, 2025Other or unknown. 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.
11012217Dec 4, 2024Other or unknown. Certain 2018 - 2024 Model Year Various Vehicles Update SYNC Software
11010795Nov 20, 2024Other or unknown. Some 2021-2023 Bronco Sport vehicles equipped with a 1.5L engine built on or before 30-Nov-2022, 2021-2022 Bronco Sport vehicles equipped with a 2.0L engine built on or before 28-Feb-2022, 2020-2022 Escape/Corsair vehicles equipped with 1.5L/2.0L/2.3L engines built on or before 30-Apr-2022, 2020-2022 Escape vehicles equipped with 2.5L FHEV powertrain built on or before 31-Mar-2022 may exhibit a chatter/shudder…

← All problems reported for the 2021 Ford Bronco Sport

About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 31, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.