5.7L Engine

Fig 1: INSTALLING 5.7L CATALYTIC CONVERTER

Courtesy of DAIMLERCHRYSLER CORP.

1 - CATALYTIC CONVERTER-to-MANIFOLD BOLTS

2 - RH CATALYTIC CONVERTER

3 - LH-TO-LH CATALYTIC CONVERTER CLAMP

4 - LH CATALYTIC CONVERTER

Raise and support the vehicle.
Remove any burrs from the RH (2) and LH (4) catalytic converter.
Insert the RH (2) catalytic converter into the exhaust pipe.
Position the RH catalytic converter-to-exhaust pipe clamp. Do not tighten at this time.
Make sure the alignment tang is seated in the alignment slot.
Insert the LH catalytic converter 4) into the RH catalytic converter (2).
Make sure the alignment tang is seated in the alignment slot.
Position the LH catalytic converter-to-RH catalytic converter clamp (3). Do not tighten at this time.
Install the LH and RH catalytic converters (2 and 4) to the exhaust manifold. Tighten bolts to 34 N.m (24 lbs. ft.)
Connect the oxygen sensor electrical connectors.
Tighten exhaust clamps to 42 N.m (31 lbs. ft).
If other sections of the exhaust system where loosened in removal, refer to that information for the tightening procedures.
Lower the vehicle.
Start the engine, inspect for exhaust leaks. Repair exhaust leaks as necessary.
Check the exhaust system for contact with the body panels. Make the necessary adjustments, if necessary.