2026 Ford Mustang: common problems
The maker issued 21 service bulletins for this year. We found 1 repair videos on YouTube. Details by component below, with sources.
Key figures
- Technical service bulletins (TSB)
- 21
- YouTube repair videos
- 1
Engines and transmissions
US-market versions per EPA. On the right: how many NHTSA complaints name this engine or transmission type.
- 2.3 L · petrol · turbo · 4 cyl
- 5 L · petrol · 8 cyl
- 5.2 L · petrol · turbo · 8 cyl
- automatic, 10-speed
- dual-clutch (DCT), 8-speed
- manual, 6-speed
Drive: RWD
Components owners complain about
| Component | Owner complaints | involving a crash | Technical service bulletins (TSB) |
|---|---|---|---|
| Electrical system | 0 | 0 | 13 |
| Powertrain | 0 | 0 | 6 |
| Structure | 0 | 0 | 4 |
| Fuel/propulsion system | 0 | 0 | 2 |
| Vehicle speed control | 0 | 0 | 2 |
| Visibility | 0 | 0 | 2 |
| Lane departure | 0 | 0 | 1 |
| Seats | 0 | 0 | 1 |
| Other | 0 | 0 | 12 |
Comparison
What to check before buying
- Electrical system. Scan all modules, test the battery and alternator, inspect connectors near the impact zone.
- Powertrain. Shift quality under load, harsh shifts, transmission codes, CV joints.
- Structure. Rails, pillars, panel gaps, signs of pulling or welding.
- Fuel/propulsion system. Fuel smell, leaks, rough running, fuel-system codes.
Manufacturer service bulletins
Bulletin titles as filed with NHTSA.
- Quality improvements include
Addresses a bug that may cause updates to fail
- Quality improvements include
ePrivacy enhancements
- Some of the following vehicles
* 2023-2025 F-Super Duty built on or before 02-Feb-2025 * 2024-2026 Ranger/Bronco/Mustang * 2024-2025 F-150 built on or before 15-Jul-2025 * 2024-2025 Nautilus built on or before 16-Feb-2025 * 2025 Explorer/Aviator…
- Some 2025-2026 Mustang vehicles equipped with a 5.0L or 2.3L engine and built on 15-Aug-2025 and through…
Some 2025-2026 Mustang vehicles equipped with a 5.0L or 2.3L engine and built on 15-Aug-2025 and through 01-Dec-2025 may exhibit various drivability symptoms and/or have diagnostic trouble codes (DTC) stored in the…
- Some 2024-2026 Mustang vehicles built on or before 23-Apr-2026 may exhibit a sagging headliner appearance…
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…
- Some 2021-2026 Ford/Lincoln vehicles may exhibit various symptoms including but not limited to the auto…
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…
- Some 2025-2026 Bronco/Bronco Sport/Corsair/F-150/F-Super Duty/Maverick/Mustang/Mustang Mach-E/Ranger…
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)…
- Some 2021-2026 Ford vehicles may exhibit inoperative heated/cooled seats, heated steering wheel and/or…
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…
- Certain 2025-2026 Model Year F-150, 2026 Model Year Mustang, Navigator, and 2026-2027 Model Year…
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…
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…
- 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…
- 2020-2026 Explorer/Escape/Corsair, 2021-2026 Bronco Sport/Bronco, 2022-2026 Maverick, 2024-2026…
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…
NHTSA lists 21 bulletins for this year; the 12 newest are shown here.
Repair videos
We do not copy videos: these are YouTube links credited to their authors. Amounts are as stated by the author and not verified by us.
Other years of this model
Questions and answers
What are the most common problems with the 2026 Ford Mustang?
There are no owner complaints in the NHTSA data for this year; the data comes from 21 manufacturer service bulletins.
How many service bulletins (TSB) were issued for the 2026 Ford Mustang?
NHTSA lists 21 manufacturer service bulletins for this year. A bulletin tells dealers how to diagnose or fix a known issue; it is not a recall.
Should I buy a 2026 Ford Mustang from a US auction?
Owner complaints describe defects, not crash damage. Before bidding, check the components listed above and review the lot photos: VinWind builds a report of visible and hidden damage by VIN.
Other 2026 models
Read also
Sources: public NHTSA data (USA): service bulletins and owner complaints; YouTube: links to videos credited to their authors. Complaints are owner statements not verified by NHTSA, and describe defects rather than crash damage. Data updated 2026-11-04.