Diesel Data: Automotive Repair

Muffler: Service and Repair

MUFFLER

REMOVAL

REMOVAL

WARNING: THE NORMAL OPERATING TEMPERATURE OF THE EXHAUST SYSTEM IS VERY HIGH. THEREFORE, NEVER ATTEMPT TO SERVICE ANY PART OF THE EXHAUST SYSTEM UNTIL IT IS COOLED. SPECIAL CARE SHOULD BE TAKEN WHEN WORKING NEAR THE CATALYTIC CONVERTER. THE TEMPERATURE OF THE CONVERTER RISES TO A HIGH LEVEL AFTER A SHORT PERIOD OF ENGINE OPERATION TIME.





1. Raise and support vehicle.
2. Remove the rear support bracket. (Convertible only).
3. Support the rear section of the exhaust system.
4. Remove bolts (1) from the center connection flange.





5. Disconnect the ground (1) strap at the muffler.





6. Remove the pipe (1) from the exhaust hanger (2).





7. Pry the rubber exhaust hangers (1) off of the bracket.
8. Remove the muffler with the pipe from the vehicle.

REMOVAL - MUFFLER (SRT)





WARNING: THE NORMAL OPERATING TEMPERATURE OF THE EXHAUST SYSTEM IS VERY HIGH. THEREFORE, NEVER ATTEMPT TO SERVICE ANY PART OF THE EXHAUST SYSTEM UNTIL IT IS COOLED. SPECIAL CARE SHOULD BE TAKEN WHEN WORKING NEAR THE CATALYTIC CONVERTER. THE TEMPERATURE OF THE CONVERTER RISES TO A HIGH LEVEL AFTER A SHORT PERIOD OF ENGINE OPERATION TIME.

1. Raise and support vehicle.
2. Remove the rear support bracket. (Convertible only).
3. Support the rear section of the exhaust system.
4. Remove bolts from the right and left center connection flange.





5. Disconnect the ground (1) strap at the muffler.





6. Remove the pipe (1) from the exhaust hanger (2).





7. Pry the rubber exhaust hangers (1) off of the bracket.
8. Remove the muffler with the pipe from the vehicle.

INSTALLATION

INSTALLATION





1. Position the muffler section in the rubber exhaust hangers (1).





2. Install the bolts in the center exhaust flange (2). Tighten the bolts to 20 Nm (15 ft. lbs.).





3. Connect the ground strap (1) at the muffler and tail pipe. Tighten the ground strap bolt to 10 Nm (89 in. lbs.).
4. Remove the support.
5. Install the rear support bracket. (Convertible only).
6. Lower the vehicle.

INSTALLATION - MUFFLER (SRT)








1. Position the muffler section in rubber exhaust hangers (1).
2. Install the bolts in the left and right center exhaust flange. Tighten the bolts to 20 Nm (15 ft. lbs.).





3. Connect the ground strap (1) at the muffler and tail pipe. Tighten the ground strap bolt to 10 Nm (89 in. lbs.).
4. Remove the support.
5. Install the rear support bracket. (Convertible only).
6. Lower the vehicle.