2021 Ford Bronco TSBs
315 manufacturer communications for the 2021 Ford Bronco sit in NHTSA's public file. A TSB is factory repair guidance, not a recall — the repair is not automatically free. The 2021 Bronco problem report covers complaints, recalls, and investigations.
What the bulletins cover
Warranty extensions, campaigns & software updates
Worth checking your VIN against — these can mean free or reimbursed work if your vehicle qualifies.
Quality improvements include: -Privacy robustness updates -Resolves various user interface and data display bugs within the Towing menu
Quality improvements include: - Telematics Control Unit update to enhance connected features
Quality improvements include: - Enhanced system performance, disk usage limits and memory monitoring
Quality improvements include: - Optimizes cabin ventilation strategy at high speeds
25S49 Recall Remedy: -Infotainment software update to address frozen screens
26S09 Recall Remedy -Update to enable rearview camera image to display when in reverse after infotainment screen thermal shutdown
"Quality improvements include: - Optimizes cabin ventilation strategy at high speeds"
"Quality improvements include: - Optimizes cabin ventilation strategy at high speeds"
"Quality improvements include: - Optimizes cabin ventilation strategy at high speeds"
"25S49 Recall Remedy: -Infotainment software update to address frozen screens"
Quality Improvements Include: - Bug Fixing and Feature improvements. - Resolves black screen issue caused when there is no SiriusXM disk space.
Software Update: Quality improvements include: -Addresses incorrectly triggered warning lights when doors are removed -Addresses an erroneous DTC caused by the Electronic Brake Booster (EBB) in cold climate
Quality improvements include: -Addresses Accessory Protocol Interface Module reboot at start up
"Quality improvements include: -Improve battery state of charge drainage issue due to Electronic Control Unit key off load events. -SYNC screen will display correct software update status. -Software update task will be automatically terminated after trigger expiration date"
Quality Improvements: - Customer should be able to enable and disable Intelligent power toggle button. -Adresses SYNC reboots and improves the vehicle's conectivity with the user's phone
"Quality improvements include: -Robustness action to reduce the false window bounce back occurrences"
Most recent service bulletins
The 20 most recent of 315 communications on file. The complete set is searchable on NHTSA's page for this vehicle.
Some 2021-2026 Bronco vehicles may require the removal and installation of the transfer case for various reasons. Installation requires Loctite® 243 adhesive applied to the mounting bolt threads in the transmission. Make sure that the mating faces are clean and dry. Tightening…
Some 2021-2026 Ford/Lincoln vehicles may exhibit various symptoms including but not limited to the auto start/stop system not operating as intended with a "Check Charging System" message in the instrument panel cluster (IPC) while the charging system is operating properly with…
Some 2021-2024 Ford and Lincoln vehicles may exhibit an "Updating SYNC" message on the vehicle center display screen after an over the air (OTA) update. The message can be cleared from the center display screen and SYNC can be used normally, but it will re-appear at every…
Some 2021-2026 Bronco vehicles may exhibit a "Park Brake Limited Function Service Required" message in the instrument panel cluster (IPC). This may be due to an issue with the driver door harness connector after removing and installing the removeable doors. If diagnostic trouble…
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
This article supersedes 25-2551. Reason for update: to correct the descriptions for the liftgate glass weather seals. Some of the vehicles listed in the model statement above may exhibit paint wearing along on the top inner edge of the tailgate where the rear window weather…
Some of the vehicles listed in the model statement above equipped with SYNC4 may experience a blank center display screen or black center display after welcome animation. The rear-view camera will still function when shifting the vehicle to reverse under these conditions.
Some 2021-2023 Bronco vehicles may exhibit a condition where short drop windows, window bounce-back, and/or one-touch close does not operate properly. This may be due to loss of window initialization. Replacement or reprogramming of the DDM, PDM, and/or any other components may…
This bulletin supersedes 26-2006. Reason for update: update the Parts list to correct the ambient air temperature service part number. Some vehicles listed in the model statement above may require the replacement of the ambient air temperature sensor for various concerns. DTCs…
For 20202026 vehicles equipped with the 10R60 transmission, a new Transmission Clutch Circuit Leak Test has been introduced in the Ford Diagnosis and Repair System (FDRS). This test utilizes the pressure and vacuum transducer (PVT) when available. Workshop Manual (WSM)…
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…
Some 2021-2024 Bronco vehicles equipped with a manual transmission may experience a rotational scraping noise while the transmission is in neutral, 1st and/or 2nd gear with the clutch pedal released. The noise may be more noticeable in ambient temps below 10°C (50°F) and after a…
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…
Some 2021-2025 Bronco vehicles built on or before 09-Sep-2025 may require replacement of the ambient air temperature sensor for various concerns. Diagnostic trouble codes (DTC) P0071, P0072, and/or P0073 may be present in the powertrain control module (PCM). A concern has been…
Some vehicles listed in the model statement above may require the replacement of the ambient air temperature sensor for various concerns. DTCs P0071, P0072, and/or P0073 may be present in the powertrain control module (PCM).
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…
Certain 2021 - 2022 Model Year Various Vehicles Engine Valve Inspection Test This submission includes : Technical Instructions Updated wording and description with additional photo.
Advance Notice – Customer Satisfaction Program 25N17 Certain 2015-2025 Model Year Multiple Vehicle Lines Rear View Camera Replacement If Required After Dealer Evaluation
Some 2021-2023 Bronco vehicles may exhibit a charging system lamp that illuminates intermittently, and/or diagnostic trouble code (DTC) B11DB:08 in the body control module (BCM). This may be due to a loose fuse terminal for the low voltage high current fuse (3A). If this…
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…
Every number on this page is a count of records in the federal complaint, recall, and investigation files published by NHTSA's Office of Defects Investigation. Check any specific vehicle's open recalls by VIN at nhtsa.gov/recalls.