2009 Ford Flex: Reliability Data

Source: NHTSA — 271 complaints
271
Total Complaints
55,000mi
Median Mileage
ENGINE
Top Issue
18
Crash Reports

When Do Complaints Happen?

Distribution of NHTSA complaints by vehicle mileage at time of report.

23,344 25th Percentile
55,000 Median Mileage
100,150 75th Percentile

What Fails?

Most reported component issues from NHTSA complaints.

ENGINE
36
ELECTRICAL SYSTEM
30
POWER TRAIN
19
STEERING
17
UNKNOWN OR OTHER
17
SERVICE BRAKES, HYDRAULIC
15
FUEL/PROPULSION SYSTEM
15
SERVICE BRAKES
14
ENGINE AND ENGINE COOLING
13
ELECTRONIC STABILITY CONTROL (ESC)
10

Severity Assessment

18
Crashes
3
Fires
16
Injuries
0
Deaths

Sample Complaint Reports

"WHILE ENTERING A 4 LANE DIVIDED HIGHWAY FROM THE DRIVEWAY OF A DRUGSTORE THE ELECTRONIC STABILITY CONTROL (ESC) INDICATOR LIGHT ON THE DASH OF MY 2009 FORD FLEX BEGAN FLASHING AND I COULD HEAR THE BUZZING OF THE ANTILOCK BRAKE SYSTEM (ABS). THE VEHICLE WAS TRAVELING LESS THAN 15 MILES AN HOUR AT THE..."
"WHILE ENTERING A 4 LANE DIVIDED HIGHWAY FROM THE DRIVEWAY OF A DRUGSTORE THE ELECTRONIC STABILITY CONTROL (ESC) INDICATOR LIGHT ON THE DASH OF MY 2009 FORD FLEX BEGAN FLASHING AND I COULD HEAR THE BUZZING OF THE ANTILOCK BRAKE SYSTEM (ABS). THE VEHICLE WAS TRAVELING LESS THAN 15 MILES AN HOUR AT THE..."
"TL*THE CONTACT OWNS A 2009 FORD FLEX. WHILE MAKING A RIGHT TURN IN AN INTERSECTION THE VEHICLE UNEXPECTEDLY STALLED AND THE ENGINE SHUT OFF. THE DRIVER WAS ABLE TO RESTART THE VEHICLE; HOWEVER, SURPRISED THAT A NEW VEHICLE EXPERIENCED A FAILURE. THERE WAS NO MENTION OF WARNING LIGHTS BEING ILLUMINA..."

Source: NHTSA ODI Complaints Database. Names and identifying details omitted.

Data source: View this vehicle on NHTSA.gov | NHTSA ODI Complaints Database. Public domain.

Methodology: Complaint counts and mileage distributions are computed directly from consumer-reported NHTSA complaints. This data represents reported issues, not failure rates — vehicles without complaints are not represented. Full methodology.

Data through: 2026-03-28