Exhaust Muffler Insulator, Hanger, and Bracket Replacement Exhaust Pipe Hanger

1. The exhaust system uses several different hangers. Insulators are used in conjunction with the hangers to support the exhaust system.
2. The exhaust pipe hanger is welded during assembly.

Exhaust Muffler Insulator, Hanger, and Bracket Replacement Pipe Rear Hanger Bracket

1. Raise and suitably support the vehicle. Refer to Lifting and Jacking the Vehicle in General Information.
2. Remove the exhaust pipe rear hanger insulator from the exhaust pipe rear hanger bracket.



3. Remove the exhaust pipe rear hanger screw from the rear axle assembly.
4. Remove the exhaust pipe rear hanger bracket.

1. Install the new exhaust pipe rear hanger bracket to the rear axle assembly.

Notice: Use the correct fastener in the correct location. Replacement fasteners must be the correct part number for that application. Fasteners requiring replacement or fasteners requiring the use of thread locking compound or sealant are identified in the service procedure. Do not use paints, lubricants, or corrosion inhibitors on fasteners or fastener joint surfaces unless specified. These coatings affect fastener torque and joint clamping force and may damage the fastener. Use the correct tightening sequence and specifications when installing fasteners in order to avoid damage to parts and systems.

2. Install the exhaust pipe rear hanger screw.

Tighten
Tighten the exhaust pipe rear hanger screw to 25 N·m (18.4 lb ft).

3. Install the exhaust pipe rear hanger insulator to the exhaust pipe rear hanger bracket.
4. Lower the vehicle.

Exhaust Muffler Insulator, Hanger, and Bracket Replacement Muffler Rear Hanger Bracket

1. Raise and suitably support the vehicle. Refer to Lifting and Jacking the Vehicle in General Information.



2. Remove the exhaust pipe rear hanger insulators from the exhaust muffler rear hanger bracket.



3. Remove the inboard rear bumper impact bar bolt(s).
4. Loosen the lower outboard rear bumper impact bar bolt(s) (1, 4).
5. Remove the exhaust muffler rear hanger bracket(s) (2, 3).

Notice: Use the correct fastener in the correct location. Replacement fasteners must be the correct part number for that application. Fasteners requiring replacement or fasteners requiring the use of thread locking compound or sealant are identified in the service procedure. Do not use paints, lubricants, or corrosion inhibitors on fasteners or fastener joint surfaces unless specified. These coatings affect fastener torque and joint clamping force and may damage the fastener. Use the correct tightening sequence and specifications when installing fasteners in order to avoid damage to parts and systems.

1. Install the exhaust muffler hanger bracket(s) to the lower outboard rear bumper impact bar bolt(s).
2. Install the inboard rear bumper impact bar bolt(s).
3. Tighten the rear bumper impact bar bolts.

Tighten
Tighten the rear bumper impact bar bolts to 25 N·m (18.4 lb ft).




4. Install the exhaust pipe rear hanger insulators to the exhaust muffler rear hanger bracket.
5. Lower the vehicle.

Exhaust Muffler Insulator, Hanger, and Bracket Replacement Impala Muffler Rear Hanger Bracket

1. Raise and suitably support the vehicle. Refer to Lifting and Jacking the Vehicle Lifting and Jacking the Vehicle in General Information.
2. Remove the exhaust pipe rear hanger insulators (3) from the exhaust muffler rear hanger bracket.
3. Remove the exhaust muffler rear hanger bracket bolts (2).
4. Remove the exhaust muffler rear hanger bracket (1).

Notice: Use the correct fastener in the correct location. Replacement fasteners must be the correct part number for that application. Fasteners requiring replacement or fasteners requiring the use of thread locking compound or sealant are identified in the service procedure. Do not use paints, lubricants, or corrosion inhibitors on fasteners or fastener joint surfaces unless specified. These coatings affect fastener torque and joint clamping force and may damage the fastener. Use the correct tightening sequence and specifications when installing fasteners in order to avoid damage to parts and systems.

1. Install the exhaust muffler hanger bracket (1) and bolts (2) to the bumper rail.

Tighten
Tighten the exhaust muffler rear hanger bracket bolts to 25 N·m (18.4 lb ft).

2. Install the exhaust pipe rear hanger insulators (3) to the exhaust muffler rear hanger bracket.
3. Lower the vehicle.