2026 Ford Mustang TSBs
17 manufacturer communications for the 2026 Ford Mustang sit in NHTSA's public file. A TSB is factory repair guidance, not a recall — the repair is not automatically free. The 2026 Mustang 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: -Enhanced center screen stability
Service bulletins
Some 2024-2026 Mustang vehicles built on or before 23-Apr-2026 may exhibit a sagging headliner appearance at the door openings which show the raw headliner edge untucked from the door glass run. An updated door glass run has been released for service (Left Side:PR3Z-6321597-B,…
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 2025-2026 Bronco/Bronco Sport/Corsair/F-150/F-Super Duty/Maverick/Mustang/Mustang Mach-E/Ranger vehicles may exhibit a no audio/sound condition. This may be due to the software in the audio control module (ACM). To determine if it is a software concern, disconnect the…
Some 2021-2026 Ford vehicles may exhibit inoperative heated/cooled seats, heated steering wheel and/or front/rear defrost features after a remote start is performed through the Ford mobile application or with the key fob. Customers may also experience heated/cooled seats, heated…
Certain 2025-2026 Model Year F-150, 2026 Model Year Mustang, Navigator, and 2026-2027 Model Year Expedition Vehicles Accelerator Pedal Inspection and Replacement
Some 2025-2026 Mustang vehicles built on 01-Jun-2025 and through 25-Apr-2026 may exhibit a chirp and/or rattle noise from the left side of the instrument panel. This may be due to the heating, ventilation and air condition (HVAC) control module lower fastener making contact with…
This bulletin supersedes 26-2112. Reason For Update: add 2026 model year vehicles, update LV fluid XT-10-QLVC and CXT-10-LV6 description to add "Transfer Case Fluid 4WD Only", and update Step 4 to inspect/replace 7H351 and 7B177 outside of this article. Some of the vehicles…
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…
This bulletin supersedes 25-2621. Reason for update: add 2026 model year vehicles and Transit, update the causal part number (15604), update the Service Procedure, update the service labor operations for 2023 F-Super Duty, and add service labor operations for Transit. Some…
Some 2025-2026 Bronco, Bronco Sport, F-Super Duty, Maverick, Mustang, Mustang Mach-E, Ranger and Transit vehicles may exhibit a no audio/sound condition. This may be due to the software in the audio control module (ACM). To determine if it is a software concern, disconnect the…
Some 2026 Mustang vehicles built on or before 01-Dec-2025 and equipped with a 5.0L or 2.3L engine may exhibit various drivability symptoms and/or have diagnostic trouble codes (DTCs) stored in the powertrain control module (PCM) related to throttle/pedal position circuits. This…
For 20212026 vehicles equipped with the 10R80 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. When referred to a specific…
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…
For 2021-2026 vehicles equipped with the 10R80 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. The Workshop Manual (WSM)…
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…
For 20172026 vehicles equipped with a 10R transmission, a revision to the Road Testing Vehicle procedure has been made in the WSM, located in Section 307-01 > Diagnosis and Testing. This updated procedure improves the diagnosis of customer reported transmission concerns and…
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.