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 1279 (EXHAUST SYSTEM)REMOVAL AND INSTALLATIONEXHAUST SYSTEM - EXPLODED VIEW
2009 Mercury Milan Premier, 3.0 1, AWD
Exhaust System - Exploded View
2009 Mercury Milan Premier, 3.0 1, AWDSECTION Exhaust System - Exploded View
WARNING: This page is about a different car, the 2009 Ford Mustang. However, it is still accessible from the selected car via links, so may be relevant.
| Item | Part Number | Description |
|---|---|---|
| 1 | - | Exhaust coupler nut (2 required) (part of 5A281) |
| 2 | 5A281 | Exhaust coupler |
| 3 | - | Exhaust clamp nut (part of 5270) |
| 4 | 5270 | Exhaust clamp |
| 5 | 5230 | Muffler |
| 6 | 5A212 | Intermediate pipe |
| 7 | - | Heated oxygen sensor (HO2S) electrical connector |
| 8 | N811485 | Catalytic converter-to-manifold nut (4 required) |
| 9 | 5F250 | Catalytic converter assembly (Y-pipe) |
| 10 | W709209 | Exhaust manifold stud (4 required) |
| 11 | - | Catalytic converter-to-transmission crossmember exhaust isolator hanger (early build only) |
| Item | Part Number | Description |
|---|---|---|
| 1 | W707079 | RH rear isolator bolt (2 required) |
| 2 | 5A262 | RH rear isolator |
| 3 | 5230 | Muffler |
| 4 | W707079 | Front isolator top bolt |
| 5 | W707079 | Front isolator bottom bolt |
| 6 | 5A246 | Front isolator |
| 7 | W707079 | LH rear isolator bottom bolt |
| 8 | W707079 | LH rear isolator top bolt |
| 9 | 5A246 | LH rear isolator |
NOTE:
4.6L shown, 5.4L 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.