What does this hose connect?

This Gates molded heater hose connects the heater core to the thermostat housing on your Ford F-150's V-6 4.2L engine. It's a crucial part of your cabin heating system.

Why is a molded hose better than a universal one?

A molded hose is shaped to follow the exact routing of the original equipment hose. This means it fits right without kinking or needing to be forced, making installation much simpler and ensuring proper coolant flow.

What else should I check when replacing a heater hose?

When replacing a heater hose, it's a good time to inspect other cooling system components like the radiator, water pump, and thermostat. Always ensure you properly refill and bleed the coolant system after installation.

1997-2003 Ford F-150 Heater Hose

Name: Gates 97-04 Ford F Series V-6 4.2L Heater To Thermostat Molded Heater Hose
Brand: Gates
SKU: gates-gates-97-04-ford-f-series-v-6-4-2l-heater-to-thermostat-molded-heater-hose-t14-876222
Price: 49.04 USD
Availability: BackOrder

Gates 97-04 Ford F Series V-6 4.2L Heater To Thermostat Molded Heater Hose

$49.04

On Backorder

Order now to reserve yours — we'll ship as soon as stock arrives. Full refund if we're unable to fulfill.

Fits 97-03 Ford F-150. This Gates heater hose connects your heater core to the thermostat housing, ensuring proper cabin warmth.

Key Features

Fits 1997-2003 Ford F-150 and 2004 Ford F-150 Heritage with V-6 4.2L engine.
Connects the heater core to the thermostat housing.
Molded design ensures a precise fit for easier installation.
Built with durable materials to withstand engine compartment conditions.
Helps restore proper cabin heating function.

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Will it fit your car?

Fits these vehicles

Ford F-150 1997-2003
Ford F-150 Heritage 2004

Product Details

When your 1997-2003 Ford F-150's heater isn't blowing warm air, a cracked or leaking heater hose is often the culprit. This molded heater hose from Gates is specifically designed to replace the original hose running from the heater core to the thermostat housing on V-6 4.2L engines. A failing heater hose can lead to coolant loss and a chilly cabin, so replacing it with a well-built part like this is key to restoring your truck's comfort.

Gates uses durable materials in their molded hoses to withstand the heat and pressure cycles found in your cooling system. This hose is shaped to fit precisely, making installation straightforward without needing to fight it into place. It's built to handle the specific routing and connection points on your F-150, ensuring a secure fit and reliable coolant flow for your heater system.

Make sure to check your coolant level after installation and bleed any air from the system according to your service manual. This hose is a direct replacement for the original part, helping you get your heating system back in working order.