Heater Hose - 2.3L: Notes

2009 Mercury Milan Premier, 3.0 1, AWDSECTION Notes
WARNING: This page is about a different car, the 2007 Mercury Mariner and 2007 Ford Escape. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Exploded View Of Heater Hose-To-Heater Core Connections - 2.3L
GF0025757Courtesy of FORD MOTOR CO.
Item Part Number Description
1 - Heater hose tie (part of 18K579)
2 W527209 Clamps (2 required)
3 18K579/ 18K580 Heater hoses
Fig 2: Exploded View Of Heater Hose-to-Block Connections - 2.3L
GF0025758Courtesy of FORD MOTOR CO.
Item Part Number Description
4 W527361 Clamp
5 18K580 Heater hose
6 - Clamp
7 18K579 Heater hose
Fig 3: Exploded View Of Heater Hose-to-Oil Cooler Connection - 2.3L
GF0025759Courtesy of FORD MOTOR CO.
Item Part Number Description
8 W527361 Clamp
9 18K579 Heater hose
RENDER: 1.0x

NO RELATED

Recommended Tools & Savings

Use the Manual With the Right Hardware

Pair factory procedures with proven DIY tools so the instructions are easier to execute.

Affiliate disclosure: We may earn a commission at no extra cost to you.

When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.