The problem
Ford Motor Company (Ford) is recalling certain 2021-2022 Bronco, F-150, Edge, Explorer, Lincoln Nautilus, and Lincoln Aviator vehicles equipped with either a 2.7L or 3.0L Nano EcoBoost engine. The engine intake valves may break while driving, which can result in engine failure and a loss of drive power.
The risk
A loss of drive power increases the risk of a crash.
The fix
Dealers will perform an engine cycle test and replace the engine as necessary, free of charge. Owner notification letters were mailed July 3, 2025. Owners may contact Ford customer service at 1-866-436-7332. Ford's number for this recall is 24S55.
Recall details
| NHTSA campaign | 24V-635 (24V635000) |
|---|---|
| Manufacturer number | 24S55 |
| Manufacturer | Ford Motor Company |
| Component | Engine and engine cooling › Engine › Hard parts internal/mechanical |
| Report date | August 23, 2024 |
| Owners notified | July 3, 2025 |
| Vehicles affected | 90,736 |
| Initiated by | NHTSA investigation |
Vehicles covered
Owner complaints about the engine & cooling
- 2021 Ford Bronco engine problems 74
- 2022 Ford Bronco engine problems 53
- 2021 Ford Edge engine problems 13
- 2022 Ford Edge engine problems 13
- 2021 Ford Explorer engine problems 59
- 2022 Ford Explorer engine problems 32
- 2021 Ford F-150 engine problems 101
- 2022 Ford F-150 engine problems 41
- 2021 Lincoln Aviator engine problems 6
- 2022 Lincoln Aviator engine problems 6
- 2021 Lincoln Nautilus engine problems 5
- 2022 Lincoln Nautilus engine problems 1
Frequently asked questions
Is the recall 24V-635 repair free?
Yes. Ford dealers will fix the problem at no cost: Dealers will perform an engine cycle test and replace the engine as necessary, free of charge. Owner notification letters were mailed July 3, 2025. Owners may contact Ford customer service at 1-866-436-7332. Ford's number for this recall is 24S55.
How do I know if my car is included?
Not every vehicle of the listed model years is affected — the recall covers 90,736 vehicles built in a certain window. Check your 17-character VIN with our VIN recall check or at nhtsa.gov/recalls.
Source: U.S. National Highway Traffic Safety Administration (NHTSA) — owner complaints through October 20, 2026, recalls and defect investigations; fuel economy from the EPA. Complaints are unverified reports and are not proof of a defect. How we rate model years.