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5.7L Engine

Fig 1: Front Exhaust Pipe/Catalytic Converter Assembly
GC0145887Courtesy of CHRYSLER GROUP, LLC
  1. Position the front exhaust pipe/catalytic converter assembly (1) into vehicle.
  2. Install the nuts (3) at the front exhaust pipe/catalytic converter assembly to muffler flange at the exhaust manifold (4).
  3. Install the bolts (2) at the front exhaust pipe/catalytic converter assembly (4) to exhaust manifold flange. Do not tighten.
    Fig 2: Muffler Flange & Exhaust Pipe/Catalytic Converter Assembly
    GC0138689Courtesy of CHRYSLER GROUP, LLC
  4. Tighten the front exhaust pipe and catalytic converter assembly to muffler flange (2) nuts to 47 N.m (35 ft. lbs.) torque.
  5. Position the exhaust pipe for proper clearance with the frame and underbody parts. A minimum clearance of 25.4 mm (1.0 in.) is required.
  6. Tighten front exhaust pipe/catalytic converter assembly to exhaust manifold bolts (2) to 30 N.m (22 ft. lbs.) torque.
    Fig 3: Transmission Crossmember Reinforcement Brackets & Oxygen Sensor Connectors
    GC0145888Courtesy of CHRYSLER GROUP, LLC
  7. Install the oxygen sensor's. Refer to SENSOR, OXYGEN, INSTALLATION .
  8. If equipped, Install the heat shield for the front drive shaft.
  9. Install transmission crossmember reinforcement brackets (1, 4). Tighten bolts to 55 N.m (41 ft. lbs.).
  10. If equipped, install skid plate(s) as needed. Refer to PLATE, SKID, FRONT, INSTALLATION , PLATE, SKID, FRONT SUSPENSION, INSTALLATION , PLATE, SKID, FUEL TANK, INSTALLATION , PLATE, SKID, TRANSMISSION, INSTALLATION and/or PLATE, SKID, TRANSFER CASE, INSTALLATION .
  11. Lower vehicle.
  12. Start the vehicle and inspect for exhaust leaks. Repair exhaust leaks as necessary.
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