Skip to content
Engine coolingPart report

2016 Ford Flex Engine cooling Problems

Complaints
1about this part
Share
1%of 101 total for the year
Median mileage
163,000miles
Trend
Not enough dataFewer than 15 complaints, too few for a reliable trend.

NHTSA recorded 1 complaints about the engine cooling of the 2016 Ford Flex, 1% of the 101 complaints for this model year. Where a mileage was given, the median is 163,000 miles. 1 recall campaign on record is filed under a similar system.

Fewer than 15 complaints name this part, so treat the figures as a rough indication only.

Example complaints

Selected from NHTSA records; personal details are removed. They are consumer reports, not findings.

“The contact owns a 2016 Ford Flex. The contact stated that upon starting the vehicle, the check coolant warning light was illuminated. The vehicle was taken to a local dealer where the vehicle was diagnosed, and the contact was advised that the engine had experienced coolant intrusion and that the engine needed to be replaced. The vehicle was not repaired. The manufacturer was notified of the failure. The approximate failure mileage was 163,000.”

NHTSA complaint #11672354, filed 2025-07, 163,000 miles

Related recalls

Related service bulletins

Engine cooling: other model years

YearComplaintsShare of year
201921%
201611%
201462%
201341%
201175%
201086%
2009179%

Other parts of the 2016 Ford Flex

Back-over prevention (rear camera)
29 complaintsElectrical system
23 complaintsOther or unknown
14 complaintsSuspension
10 complaintsBody and structure
9 complaintsEngine
8 complaintsSteering
8 complaintsTransmission and drivetrain
8 complaintsVehicle speed control
4 complaintsElectronic stability control
3 complaintsFuel system
3 complaintsLatches, locks and linkages
3 complaints

← All problems reported for the 2016 Ford Flex

About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 27, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.

To check a specific vehicle for open recalls, use its VIN at nhtsa.gov/recalls. Methodology