5 Cooling system parts are listed for the 2016 Fiat 500L, in 4 part types, covering the 1.4L L4 Turbocharged engine. Each one has a brand, a manufacturer part number and notes that say where it fits.
On the 2016 Fiat 500L, the cooling system system keeps operating temperature in the narrow band the engine was designed for, from radiator and water pump to thermostat and hoses. 4 parts of the 5 listed are Coolant Reservoir Cap (2 parts), Auxiliary Water Pump Hose (1 part) and Coolant Reservoir (1 part). The other 1 part type covers the remaining 1 part.
Every part on this page is matched to the 1.4L L4 Turbocharged — the only engine offered in the 2016 Fiat 500L.
The most listed brands for 2016 Fiat 500L cooling system parts are MOPAR (3 parts), DORMAN (1 part) and MOTORAD (1 part).
Each part number listed for the 2016 Fiat 500L opens a page with every vehicle that part fits.
Auxiliary Water Pump Hose
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MOPAR | 68332379AA | 🇺🇸 US 🇨🇦 CA | Auxiliary Pump Hose and Tube | View on Amazon |
This table covers the Auxiliary Water Pump hoses. 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.
This group shows a single part: MOPAR 68332379AA.
Coolant Reservoir
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MOPAR | 68201453AA | 🇺🇸 US 🇨🇦 CA | Fits Inline Multi Air Engine.6 Speed Aisin F21-250 HD Auto Trans | View on Amazon |
This table covers the overflow / expansion tanks that hold extra coolant.
One part is listed for the 2016 Fiat 500L — MOPAR 68201453AA.
Coolant Reservoir Cap
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DORMAN | 54375 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | View on Amazon | |
| MOTORAD | T75 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Standard | View on Amazon |
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.
2 Coolant Reservoir Cap parts are listed for the 2016 Fiat 500L, from DORMAN and MOTORAD.
This group includes DORMAN 54375 and MOTORAD T75.
Intercooler
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MOPAR | 68202036AA | 🇺🇸 US 🇨🇦 CA | Fits Inline Multi Air Engine.6 Speed Aisin F21-250 HD Auto Trans | View on Amazon |
This table covers the intercoolers that cool turbo or supercharger charge air.
This group shows a single part: MOPAR 68202036AA.
Buying Cooling System Parts for a 2016 Fiat 500L
On this vehicle, the cooling system system keeps operating temperature in the narrow band the engine was designed for, from radiator and water pump to thermostat and hoses.
- Confirm you have the 1.4L L4 Turbocharged engine — every part on this page is matched to it.
- Read the notes on each row for position, trim and spec qualifiers before you order.
- Where labor overlaps, replace the thermostat and refill with fresh coolant whenever you change a water pump or radiator; original hoses on an older vehicle are on borrowed time.
- Cross-reference the manufacturer part number against your old part or a service-manual listing.
Start with the largest groups on this page: Coolant Reservoir Cap and Auxiliary Water Pump Hose .
Frequently Asked Questions
How many cooling system parts fit the 2016 Fiat 500L?
Our catalog currently lists 5 cooling system parts for the 2016 Fiat 500L across 4 subcategories and 3 brands, covering the 1.4L L4 Turbocharged engine. Each part is matched to the engine(s) it fits.
What are the signs of cooling system problems on a 2016 Fiat 500L?
Common symptoms include a rising temperature gauge in traffic, sweet-smelling steam, crusty deposits around hose clamps, or a heater that blows cold. If you notice any of these, identify the affected subcategory above and cross-reference the part numbers listed.
What should I replace at the same time?
Where labor overlaps, replace the thermostat and refill with fresh coolant whenever you change a water pump or radiator; original hoses on an older vehicle are on borrowed time.
What do the market flags (US, CA, MX) on each part mean?
They show the market for which the manufacturer published application data for that part — where the vehicle was first sold, not where the part was made. If your 2016 Fiat 500L was originally sold in the US, the safest choice is a part marked for the US market.
How do I make sure a part fits my 2016 Fiat 500L?
Every part on this page is matched to the 1.4L L4 Turbocharged engine. Then replace coolant with the exact specification the manufacturer calls for — mixing chemistries can gel and block small passages. The notes column carries position and trim qualifiers where they apply.
Other Parts for the 2016 Fiat 500L
Cooling System Parts for Other Fiat 500L Years
Switch vehicle or jump to a subcategory
Manufacturer names, model designations and part numbers are used for identification and fitment reference only. AutoFactsDB is an independent catalog and is not affiliated with, endorsed by, or sponsored by any vehicle manufacturer displayed on this page.