2019 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 for the 2019 Ford Flex come from 7 brands — PRESTONE, PEAK, VALVOLINE and 4 other brands. The "Popular" part is FVP MV5050GAL.

In the Compatible With All Colors grade, PRESTONE supplies 1 part: grouped under the catalog's "Compatible With All Colors" designation — the notes column spells out what sets them apart. A representative part number is PRESTONE AF3055.

The Economy section lists 4 options from FVP, PEAK, PRESTONE and 1 other brand — the catalog's value-priced group. FVP MV5050GAL is listed in this group.

In the Heavy Duty grade, PRESTONE supplies 1 part: rated for severe service. A representative part number is PRESTONE AFC12100.

In the Premium grade, PRESTONE and PEAK supply 5 parts: a step above OE specification in materials, tolerances or warranty terms. A representative part number is PRESTONE AF2100.

In the Standard Replacement grade, MOTORCRAFT, VALVOLINE, PRESTONE and 3 other brands supply 9 parts: built to original-equipment specification. A representative part number is MOTORCRAFT VC13G.

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

4 Coolant Hose / Pipe parts for the 2019 Ford Flex come from 3 brands — MOTORCRAFT, DORMAN and GATES. 1 part fits every engine; the other 3 are engine-specific.

This group includes DORMAN 626825, GATES 52069 and MOTORCRAFT KM5156 and the remaining 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

4 Coolant Hose / Pipe Seal parts are listed for the 2019 Ford Flex, from APEX, DORMAN, FEL-PRO and 1 other brand.

Part numbers include APEX AWO2397, DORMAN 47450 and FEL-PRO 36111, among others listed above.

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

6 Coolant Reservoir parts are listed for the 2019 Ford Flex, from TECHPRO, VARIOUS MFR, DORMAN and 1 other brand. DORMAN 603359 carries the "Popular" badge.

Listed part numbers: DORMAN 603359, GPD 2411324 and TECHPRO FO3014138, plus the other 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 are listed for the 2019 Ford Flex, from GATES, MOTORCRAFT, CALORSTAT and 3 other brands. GATES 31406 carries the "Popular" badge.

Part numbers include GATES 31406, MOTORCRAFT RS527 and CALORSTAT RC0159, among others listed above.

This table covers the Cooling Fan control modules. Read more

One part is listed for the 2019 Ford Flex — SKP SK1247391.

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

4 Cooling System Tester Adapter parts for the 2019 Ford Flex come from 2 brands — GATES and MOTORAD.

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

6 Intercooler parts for the 2019 Ford Flex come from 6 brands — CSF, TYC, AGILITY and 3 other brands. The "Popular" part is CSF 6015.

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

This table covers the Intercooler Air Hose pipes. Read more

2 Intercooler Air Hose / Pipe parts for the 2019 Ford Flex come from GATES.

This group includes 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

12 Radiator parts for the 2019 Ford Flex come from 8 brands — MOTORCRAFT, CSF, OSC and 5 other brands. The "Popular" part is CSF 3596.

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

One part is listed for the 2019 Ford Flex — DORMAN 61145.

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

8 Radiator Fan Assembly parts are listed for the 2019 Ford Flex, from DORMAN, GPD, MOTORCRAFT and 5 other brands. DORMAN 621008 carries the "Popular" badge.

Economy: 2 parts, from DORMAN and GPD. A representative part number is DORMAN 621008.

The Standard Replacement section: 6 options from MOTORCRAFT, AGILITY, FOUR SEASONS and 3 other brands. MOTORCRAFT RF344 is listed in this group.

This group includes DORMAN 621008, GPD 2811893 and MOTORCRAFT RF344 and the remaining 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

12 Radiator Hose parts are listed for the 2019 Ford Flex, from MOTORCRAFT, GATES, CONTINENTAL and 1 other brand. GATES 23668 carries the "Popular" badge.

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

DORMAN supplies both parts for the 2019 Ford Flex.

This group includes DORMAN 927281 and DORMAN 927280.

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

This group shows a single part: 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

11 Thermostat parts are listed for the 2019 Ford Flex, from MOTORAD, GATES, MOTORCRAFT and 2 other brands. MOTORAD 7354180 carries the "Popular" badge.

The Heavy Duty section: 1 option from GATES. GATES 33238S is listed in this group.

The Premium section: 2 options from MOTORAD. MOTORAD 7354180 is listed in this group.

The Standard Replacement section: 8 options from MOTORAD, GATES, MOTORCRAFT and 2 other brands. MOTORAD 354180 is listed in this group.

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

9 Thermostat / Thermostat Housing / Water Outlet Seal parts for the 2019 Ford Flex come from 7 brands — MOTORCRAFT, APEX, GATES and 4 other brands. The "Popular" part is GATES 33671.

Part numbers include GATES 33671, MOTORCRAFT RG571 and APEX AWO2295, among others listed above.

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

4 Thermostat Housing / Water Outlet parts are listed for the 2019 Ford Flex, from DORMAN, FOUR SEASONS, MOTORAD and 1 other brand.

Economy: 1 part, from DORMAN. A representative part number is DORMAN 9021078.

The Standard Replacement section: 3 options from FOUR SEASONS, MOTORAD and MOTORCRAFT. FOUR SEASONS 86010 is listed in this group.

This group includes DORMAN 9021078, FOUR SEASONS 86010 and MOTORAD CH6010 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

10 Water Pump parts are listed for the 2019 Ford Flex, from US MOTOR WORKS, FVP, SKP and 7 other brands. US MOTOR WORKS US8910 carries the "Popular" badge.

Economy: 4 parts, from US MOTOR WORKS, FVP, SKP and 1 other brand. A representative part number is US MOTOR WORKS US8910.

The Standard Replacement section: 6 options from GATES, ACDELCO, AISIN and 3 other brands. GATES 43318 is listed in this group.

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

7 Water Pump Gasket parts for the 2019 Ford Flex come from 3 brands — FEL-PRO, APEX and MAHLE / CLEVITE. The "Popular" part is FEL-PRO 35930.

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