Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSMERCURY2009MILAN PREMIER, 3.0 1, AWDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 1083 (ENGINE SYSTEM - GENERAL INFORMATION)GENERAL PROCEDURESCORE PLUG REPLACEMENT
2009 Mercury Milan Premier, 3.0 1, AWD
Core Plug Replacement
2009 Mercury Milan Premier, 3.0 1, AWDSECTION Core Plug Replacement
WARNING: This page is about a different car, the 2008 Mercury Mariner and 2008 Ford Escape. However, it is still accessible from the selected car via links, so may be relevant.
Special Tools
| Illustration | Tool Name | Tool Number |
|---|---|---|
| Slide Hammer | 100-001 (T50T-100-A) |
Material
| Item | Specification |
|---|---|
| LOCTITE® Retaining Compound 620 High Temperature Loctite 620/Permatex 62050 |
WSK-N2G349-A9 |
| Threadlock 262 TA-26 |
WSK-M2G351-A6 |
NOTE:
It is necessary to use Loctite® Retaining Compound 620 High Temperature sealant on all 3 valve modular engine cylinder head cup plugs. If not used, the cylinder head cup plugs could leak or seep, causing serious engine damage.
All core plugs
- Use the Slide Hammer or a suitable tool to remove the core plug.
NOTE:
Cylinder block core plug shown, cylinder head core plug similar.
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.