YearToAvoid

2009 Ford Flex Engine Problems

NHTSA has 58 owner complaints about engine problems in the 2009 Ford Flex, 32% of all 181 complaints for this model year. That is the highest engine complaint count among 11 Flex model years. These complaints report 2 crashes, 2 fires, and 3 injuries. Median mileage at failure: 70,000 miles.

Engine complaints
58
32% of 181
Crashes reported
2
Fires reported
2
Injuries reported
3
Median mileage
70,000 mi
Related recalls
0

When 2009 Ford Flex engine complaints were filed

First complaint Apr 24, 2009, latest Jun 16, 2022.

2009 Ford Flex engine complaints: complaints filed per quarter42009 Q22011 Q12012 Q32014 Q22015 Q42018 Q42020 Q3
58 complaints filed with NHTSA from 2009 Q2 to 2022 Q2; peak 2018 Q4 (4).

Engine recalls for the 2009 Ford Flex

No safety recalls on record for this model year.

Engine complaints by Flex model year

Raw complaint counts per model year; newer years have had less time to accumulate complaints.

  1. 200958 (32%)
  2. 201045 (32%)
  3. 201133 (23%)
  4. 201214 (22%)
  5. 201338 (7%)
  6. 201427 (11%)
  7. 201512 (11%)
  8. 201613 (13%)
  9. 20171 (2%)
  10. 20181 (1%)
  11. 20197 (3%)

Frequently asked questions

Does the 2009 Ford Flex have engine problems?
NHTSA has 58 owner complaints about the engine in the 2009 Ford Flex, 32% of all complaints for this model year, including 2 that report a crash. Median mileage at failure is 70,000 miles.
Which Ford Flex year has the most engine complaints?
The 2009 Ford Flex has the most engine complaints (58), compared with 58 for the 2009.
Is there a engine recall for the 2009 Ford Flex?
No NHTSA recall campaign for the 2009 Ford Flex is classified under engine. Complaints alone do not trigger a recall; check the full recall list and your VIN.

Sources: NHTSA Office of Defects Investigation complaint and recall databases; U.S. EPA fuel economy data; NHTSA 5-Star Safety Ratings. Complaints are unverified owner reports.

Data updated Sep 24, 2026. Read the methodology and data sources. The Complaint Index is based on NHTSA owner complaints and recalls; it is not a reliability rating.