2016 Ford Flex Cooling System Parts

This table covers the engine coolants and antifreeze formulations specified for this cooling system. Typical signs include a rising temperature gauge, rusty or sludged coolant, or a heater that blows cold. Use the chemistry named in the notes. Mixing silicate, OAT and HOAT formulas can gel in the radiator. Read more

20 Coolant / Antifreeze parts are listed for the 2016 Ford Flex, from PRESTONE, PEAK, VALVOLINE and 4 other brands. FVP MV5050GAL carries the "Popular" badge. 17 parts fit every engine; the other 3 are engine-specific.

The Compatible With All Colors section lists 1 option from PRESTONE — grouped under the catalog's "Compatible With All Colors" designation — the notes column spells out what sets them apart. PRESTONE AF3055 is listed in this group.

In the Economy grade, FVP, PEAK, PRESTONE and 1 other brand supply 4 parts: the catalog's value-priced group. A representative part number is FVP MV5050GAL.

The Heavy Duty section lists 1 option from PRESTONE — rated for severe service. PRESTONE AFC12100 is listed in this group.

The Premium section lists 5 options from PRESTONE and PEAK — a step above OE specification in materials, tolerances or warranty terms. PRESTONE AF2100 is listed in this group.

The Standard Replacement section lists 9 options from MOTORCRAFT, VALVOLINE, PRESTONE and 3 other brands — built to original-equipment specification. ACDELCO 105027 is listed in this group.

This table covers the hard pipes and extra hoses in the coolant circuit. Read more

4 Coolant Hose / Pipe parts are listed for the 2016 Ford Flex, from MOTORCRAFT, DORMAN and GATES. 1 part fits every engine; the other 3 are engine-specific.

Listed part numbers: DORMAN 626825, GATES 52069 and MOTORCRAFT KM5156, plus the other parts above.

This table covers the seals at the Coolant Hose / Pipe. Typical signs include a wet housing, a drip after sitting, or fluid flung off a rotating shaft. Fix the surface the seal rides on. A new seal on a grooved shaft will leak again. Read more

5 Coolant Hose / Pipe Seal parts for the 2016 Ford Flex come from 5 brands — MAHLE / CLEVITE, APEX, DORMAN and 2 other brands. The "Popular" part is MAHLE / CLEVITE C32197. 4 parts fit every engine; the other 1 is engine-specific.

This group includes MAHLE / CLEVITE C32197, APEX AWO2397 and DORMAN 47450 and the remaining parts above.

This table covers the overflow / expansion tanks that hold extra coolant. Read more

6 Coolant Reservoir parts for the 2016 Ford Flex come from 4 brands — TECHPRO, VARIOUS MFR, DORMAN and 1 other brand. The "Popular" part is DORMAN 603359. Every part fits both the 3.5L V6 and the 3.5L V6 Turbocharged.

This group includes DORMAN 603359, GPD 2411324 and TECHPRO FO3014138 and the remaining parts above.

This table covers the caps on the overflow / expansion tank. Typical signs include a leak at the neck, a cap that will not hold pressure, or a missing tether. Match the pressure rating or thread in the notes — radiator, reservoir and fuel caps are not interchangeable. Read more

6 Coolant Reservoir Cap parts for the 2016 Ford Flex come from 6 brands — GATES, MOTORCRAFT, CALORSTAT and 3 other brands. The "Popular" part is GATES 31406. Every part fits both the 3.5L V6 and the 3.5L V6 Turbocharged.

Listed part numbers: GATES 31406, MOTORCRAFT RS527 and CALORSTAT RC0159, plus the other parts above.

This table covers the Cooling Fan control modules. Read more

This group shows a single part: SKP SK1247391.

This table covers the adapters used to pressure-test this cooling system. Read more

4 Cooling System Tester Adapter parts are listed for the 2016 Ford Flex, from GATES and MOTORAD. All of them fit every engine offered in the 2016 Flex.

Listed part numbers: GATES 31379, GATES 31410 and MOTORAD 3132, plus the other parts above.

This table covers the intercoolers that cool turbo or supercharger charge air. Read more

7 Intercooler parts are listed for the 2016 Ford Flex, from CSF, TYC, AGILITY and 4 other brands. CSF 6015 carries the "Popular" badge. 3 parts fit every engine; the other 4 are engine-specific.

Part numbers include CSF 6015, TYC 18126 and AGILITY 5010014, among others listed above.

This table covers the Intercooler Air Hose pipes. Read more

GATES supplies both parts for the 2016 Ford Flex. All of them fit every engine offered in the 2016 Flex.

Listed part numbers: GATES 26645 and GATES 26583.

This table covers the radiators that dump engine heat to airflow through the core. Typical signs include overheating in traffic, a wet core, or coolant that disappears with no puddle. Replace the cap if it cannot hold the rated pressure, and bleed the system after the swap. Read more

22 Radiator parts are listed for the 2016 Ford Flex, from CSF, AGILITY, MOTORCRAFT and 8 other brands. CSF 3666 carries the "Popular" badge. 3 parts fit every engine; the other 19 are engine-specific.

Economy: 2 parts, from GPD. A representative part number is GPD 13185C.

The Standard Replacement section: 20 options from CSF, AGILITY, MOTORCRAFT and 7 other brands. CSF 3666 is listed in this group.

This table covers the petcocks used to drain the radiator. Read more

2 Radiator Drain Petcock parts for the 2016 Ford Flex come from DORMAN.

Part numbers include DORMAN 61145 and DORMAN 490218.

This table covers the fan assemblies (and clutches, where listed) that pull air through the radiator. Read more

8 Radiator Fan Assembly parts for the 2016 Ford Flex come from 8 brands — DORMAN, GPD, MOTORCRAFT and 5 other brands. The "Popular" part is DORMAN 621008. Every part fits both the 3.5L V6 and the 3.5L V6 Turbocharged.

The Economy section: 2 options from DORMAN and GPD. DORMAN 621008 is listed in this group.

Standard Replacement: 6 parts, from MOTORCRAFT, AGILITY, FOUR SEASONS and 3 other brands. A representative part number is MOTORCRAFT RF344.

Listed part numbers: DORMAN 621008, GPD 2811893 and MOTORCRAFT RF344, plus the other parts above.

This table covers the upper, lower and connecting hoses between radiator, engine and reservoir. Typical signs include swelling, cracks, a soft spot, or a leak at a clamp. Replace adjacent aged hoses while the system is drained — they share the same heat cycle. Read more

22 Radiator Hose parts for the 2016 Ford Flex come from 5 brands — MOTORCRAFT, CONTINENTAL, GATES and 2 other brands. The "Popular" part is CONTINENTAL 66135. 4 parts fit every engine; the other 18 are engine-specific.

This table covers the Radiator Mount bushings. Typical signs include a clunk over bumps, or a torn or walked-out bushing you can see. Press the new bushing square. A cocked bushing will tear in a few thousand miles. Read more

2 Radiator Mount Bushing parts for the 2016 Ford Flex come from DORMAN. Every part fits both the 3.5L V6 and the 3.5L V6 Turbocharged.

Listed part numbers: DORMAN 927281 and DORMAN 927280.

This table covers the Radiator Upper Air Baffle retainers and clips. Read more

This group shows a single part: DORMAN 961362.

This table covers the senders that report coolant temperature to the gauge or ECU. Typical signs include a gauge that sits on empty or overheat, or a lamp that does not match what the engine is doing. Rule out the cluster and the wiring before replacing the sender. Read more

One part is listed for the 2016 Ford Flex — GPD 1712551.

This table covers the thermostats that open the coolant circuit at the specified temperature. Typical signs include slow warm-up, a gauge that climbs in traffic, or heat that never quite arrives. Replace the housing gasket with the thermostat and bleed the system so a trapped air pocket does not cook the new part. Read more

12 Thermostat parts for the 2016 Ford Flex come from 7 brands — MOTORAD, GATES, DORMAN and 4 other brands. The "Popular" part is MOTORAD 7354180. 8 parts fit every engine; the other 4 are engine-specific.

The Economy section: 1 option from DORMAN. DORMAN 902683 is listed in this group.

Premium: 2 parts, from MOTORAD. A representative part number is MOTORAD 7354180.

Standard Replacement: 8 parts, from MOTORAD, MOTORCRAFT, AISIN and 3 other brands. A representative part number is MOTORAD 354180.

1 further part sits outside the graded sections, with the same engine-level match.

This table covers the seals at the thermostat housing and water outlet. Typical signs include a wet housing, a drip after sitting, or fluid flung off a rotating shaft. Fix the surface the seal rides on. A new seal on a grooved shaft will leak again. Read more

13 Thermostat / Thermostat Housing / Water Outlet Seal parts are listed for the 2016 Ford Flex, from FEL-PRO, MOTORCRAFT, APEX and 5 other brands. FEL-PRO 35489 carries the "Popular" badge. 9 parts fit every engine; the other 4 are engine-specific.

This table covers the housings and outlets the thermostat sits in. Read more

7 Thermostat Housing / Water Outlet parts for the 2016 Ford Flex come from 6 brands — FOUR SEASONS, DORMAN, ULTRA-POWER and 3 other brands.

The Economy section: 2 options from DORMAN and ULTRA-POWER. DORMAN 9021078 is listed in this group.

Standard Replacement: 4 parts, from FOUR SEASONS, MOTORAD and MOTORCRAFT. A representative part number is FOUR SEASONS 86104.

1 further part sits outside the graded sections, with the same engine-level match.

This group includes DORMAN 9021078, ULTRA-POWER 902683 and FOUR SEASONS 86104 and the remaining parts above.

This table covers the pumps that circulate coolant through the block and radiator. Typical signs include coolant at the weep hole, pulley play, or a growl from the front of the engine. Replace the thermostat and refill with the specified coolant whenever the pump comes off. Read more

12 Water Pump parts for the 2016 Ford Flex come from 11 brands — GATES, US MOTOR WORKS, FVP and 8 other brands. The "Popular" part is US MOTOR WORKS US8910. 9 parts fit every engine; the other 3 are engine-specific.

The Economy section: 4 options from US MOTOR WORKS, FVP, SKP and 1 other brand. US MOTOR WORKS US8910 is listed in this group.

Standard Replacement: 8 parts, from GATES, GMB, ACDELCO and 4 other brands. A representative part number is GATES 43275.

This table covers the gaskets between the water pump and the block or housing. Typical signs include seepage at the joint, a burnt-oil smell, or a leak that appears only after a long drive. Clean both flanges and torque in the sequence the notes or the manual call for. Read more

9 Water Pump Gasket parts are listed for the 2016 Ford Flex, from FEL-PRO, APEX, VICTOR REINZ and 1 other brand. FEL-PRO 35930 carries the "Popular" badge. 8 parts fit every engine; the other 1 is engine-specific.

This group includes FEL-PRO 35930, FEL-PRO 35932 and APEX AWP3255 and the remaining parts above.