3.7L/4.7L/5.7L Engine

WARNING: This page is about a different car, the 2011 RAM Pickup and 2011 RAM Cab & Chassis. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Catalytic Converter - 3.7l/4.7l

Courtesy of CHRYSLER LLC

1 - NUT

2 - BOLT

3 - RH CATALYTIC CONVERTER

4 - CLAMP

5 - EXHAUST PIPE

6 - CLAMP

7 - LH CATALYTIC CONVERTER

Install RH catalytic converter to exhaust clamp (4) on RH catalytic converter (3) and position into exhaust pipe (5).
Install and hand tighten RH catalytic converter to exhaust manifold bolts (2).
Install c-clip nut (1) and bolt (2) to converter (3) to manifold.
Tighten catalytic converter to exhaust manifold bolts (1) to 31 N.m (23 ft. lbs.).
Tighten all clamp nuts (4) to 52.2 N.m (40 ft. lbs.) torque.
Check the exhaust system for contact with the body panels. A minimum of 25 mm (1.0 in.) is required between the exhaust system components and body/frame parts. Make the necessary adjustments, if needed.
Check to ensure you have at least 25 mm clearance to oil pan.
Plug in O2 sensor wiring.
Lower the vehicle.
Start the engine and inspect for exhaust leaks. Repair exhaust leaks as necessary.