Grand Marquis V8-4.6L VIN V Flex Fuel (2006)
Muffler: Service and Repair
Muffler and Tailpipe - Fire Suppression System
Muffler and Tailpipe - Fire Suppression System
Removal and Installation
CAUTION: Do not use oil-based or grease-based lubricants on the isolators. They may cause deterioration of the rubber.
CAUTION: Oil-based or grease-based lubricants on the isolators may cause the exhaust hanger isolators to separate from the exhaust hanger bracket
during vehicle operation.
1. WARNING: If equipped with fire suppression system, depower the system. For important safety warnings and procedures, refer to Fire
Suppression System.
With the vehicle in NEUTRAL, position it on a hoist. For additional information, refer to Maintenance/Service and Repair.
2. Remove the rear suspension lateral arms.
3. Remove the rear coil springs.
4. Remove the 2 nuts and the clamp.
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To install, tighten to 45 Nm (33 ft. lbs.).
5. NOTE: Check the isolator for wear or damage.
Install a new isolator as necessary.
Detach the isolator.
6. NOTE: Check the isolator for wear or damage.
Install a new isolator as necessary.
NOTE: Carefully turn the muffler and tailpipe assembly counterclockwise around the rear axle to remove.
Detach the isolator and remove the muffler and tailpipe.
7. NOTE: Install new exhaust fasteners. Do not tighten the fasteners until all components are assembled.
NOTE: Alternately tighten the fasteners to specification, to draw flanges together evenly.
