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Home >> Jeep >> 2005 >> Wrangler Rubicon, Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 505 (Exhaust System & Turbocharger) >> Catalytic Converter >> Removal >> 3.7L Engine

3.7L Engine

WARNING: This page is about a different car, the 2005 Jeep Liberty. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: 3.7L Catalytic Converter - Typical
GC0025210Courtesy of DAIMLERCHRYSLER CORP.
1 - BOLT
2 - NUT
3 - FRONT EXHAUST PIPE AND CATALYTIC CONVERTER ASSEMBLY
4 - OXYGEN SENSOR
5 - INSULATOR BRACKET
WARNING: IF TORCHES ARE USED WHEN WORKING ON THE EXHAUST SYSTEM, DO NOT ALLOW THE FLAME NEAR THE FUEL LINES.
  1. Raise and support the vehicle.
  2. Saturate the bolts and nuts with heat valve lubricant. Allow 5 minutes for penetration.
  3. Disconnect oxygen sensor electrical connectors. See Fig 1
  4. Remove the nuts from the front exhaust pipe and catalytic converter assembly to muffler flange.
  5. Remove bolts and flanged nuts at the manifold.
  6. Lower the front exhaust pipe/catalytic converter assembly and slide out of the mount at the transmission (if equipped).
  7. Remove the front exhaust pipe/catalytic converter assembly from the vehicle.