Colorado 2WD V8-5.3L (2009)
3. Remove the catalytic converter nuts (1).
4. Loosen the front exhaust muffler pipe at the catalytic converter clamp (2).
5. Separate the front exhaust muffler pipe hanger from the insulator.
6. Separate the front exhaust muffler pipe from the catalytic converters.
Note: Do not use oil base lubricants.
7. Apply a soapy solution to the exhaust pipe hanger rods (3) in order to ease the removal of the exhaust hangers (1).
8. Pry the exhaust hangers (1) free from the exhaust pipe hanger rods (3).
9. Complete the following in order to remove the muffler from the vehicle:
Note: It may be necessary to rotate the Muffler in order to gain clearance.
1. Slide the muffler rearward from the catalytic converter.
2. Carefully remove the muffler rearward from the vehicle.
Installation Procedure