Complete buying guide for the Ford Flex: best years, worst years, common problems, recall history, and reliability trends across all model years.
The Ford Flex spans 5 model years in the NHTSA database, with 441 total consumer complaints and 18 safety recalls on record. That works out to an average of approximately 88 complaints per model year. This buying guide is designed to help you identify the best and worst model years, understand the most common problems owners report, and make a more informed purchasing decision backed by official NHTSA safety data rather than anecdotal reviews.
If you are shopping for a used Ford Flex, the model years to prioritize are 2017, 2018, 2016, which have the fewest owner-reported complaints. The years to approach with more caution are 2019, 2015, 2016, which have significantly higher complaint volumes. The difference between the best and worst years can be dramatic — the worst year has 187 complaints compared to just 37 for the best year. This gap often correlates with specific manufacturing issues, design changes, or component suppliers used during those production years.
Across all model years, the most frequently reported problems with the Ford Flex involve Suspension, Electrical System Issues, Back Over Prevention System. These are the components and systems that owners have flagged most often in their NHTSA complaints. If you are inspecting a used Ford Flex, have a mechanic pay special attention to these areas. Some issues may be covered under existing recalls or extended warranties, so check the recall history for your specific model year before purchasing.
These Ford Flex model years have the fewest complaints and best reliability:
These model years have the most complaints and known issues:
| Year | Complaints | Recalls | Reliability |
|---|---|---|---|
| 2019 | 187 | 4 | 85/100 |
| 2018 | 48 | 3 | 75/100 |
| 2017 | 37 | 4 | 85/100 |
| 2016 | 76 | 3 | 85/100 |
| 2015 | 93 | 4 | 85/100 |