Muffler and Tailpipe - Fire Suppression System

Muffler and Tailpipe - Fire Suppression System

Removal

NOTICE: Do not use oil or grease-based lubricants on isolators. They may cause deterioration of the rubber.

NOTICE: Oil or grease lubricants on the isolators may cause the exhaust hanger isolators to separate from the exhaust hanger bracket during vehicle operation.

1. WARNING: Before servicing a vehicle equipped with a fire suppression system, depower the system by following the procedure in Fire Suppression System. Failure to follow the instructions may result in serious personal injury. Procedures

NOTE: Single exhaust shown, dual similar.

With the vehicle in NEUTRAL, position it on a hoist.

2. Remove the rear suspension lateral arms.

3. Remove the rear coil springs.

4. Remove the 2 nuts, the exhaust damper (if equipped) and the exhaust inlet pipe-to-muffler clamp.
- Discard the nuts.

5. NOTE: Carefully turn the muffler and tail pipe assembly counterclockwise around the rear axle to remove.

Detach the 2 isolators and remove the muffler and tail pipe.

Installation

1. NOTE: Check the isolator for wear or damage. Install a new isolator as necessary.

Position the tail pipe and attach the isolator.

2. NOTE: Check the isolator for wear or damage. Install a new isolator as necessary.

Position the muffler and attach the isolator.

3. NOTE: Install new exhaust fasteners. Do not tighten the fasteners until all components are assembled.

NOTE: Alternately tighten the fasteners to specifications. Draw flanges together evenly.

Connect the muffler and tail pipe and install new fasteners.

- Tighten nuts to 33 Nm (24 lb-ft).





4. Connect the exhaust inlet pipe and muffler.
- Install the clamp, the exhaust damper (if equipped) and the 2 nuts.
- Tighten to 48 Nm (35 lb-ft).





5. Install the rear coil springs.

6. Install the rear suspension lateral arms.

7. WARNING: If the vehicle is equipped with a fire suppression system, repower the system. For important safety warnings and procedures, refer to Fire Suppression System. Failure to follow these instructions may result in serious personal injury. Procedures

If equipped with a fire suppression system, repower the system.