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Home › Jeep › 2019 › Grand Cherokee Trackhawk › Repair and Diagnosis › Engine Mechanical › Exhaust System › Converter, Catalytic › Removal › 3.6L Engine

3.6L Engine

GC0144287Courtesy of CHRYSLER GROUP, LLC
WARNING:

If torches are used when servicing the exhaust system, do not allow any flame near the fuel lines or the fuel tank. Failure to follow these instructions may result in possible serious or fatal injury.

  1. Disconnect negative battery cable.
  2. Remove the engine cover.
  3. Saturate the exhaust flange bolts with heat valve lubricant. Allow 5 minutes for penetration.
  4. Remove the upper catalytic flange bolts (1).
  5. Raise and support the vehicle.
  6. If equipped, remove skid plate. Refer to PLATE, SKID, FRONT, REMOVAL .
  7. Remove the lower catalytic flange bolts (4).
    GC0145888Courtesy of CHRYSLER GROUP, LLC
  8. Remove transmission crossmember reinforcement brackets (1, 4).
  9. Disconnect oxygen sensor (2) electrical connectors.
    GC0138689Courtesy of CHRYSLER GROUP, LLC
  10. Remove the nuts from the front exhaust pipe/catalytic converter assembly to the muffler flange (2).
  11. Remove the front exhaust pipe/catalytic converter assembly (1) from the vehicle.
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