GM/Detroit 6.5L EXHAUST SYSTEM – THREE-WAY CATALYTIC CONVERTER REPLACEMENT

Remove or Disconnect (Figures 3, 7, 13, 19, 21 and 27)
• Raise the vehicle.
1. Clamps at the front and rear of the three-way cata­lytic converter.
2. Three-way catalytic converter to front exhaust pipe and three-way catalytic converter to intermediate exhaust pipe.
3. Three-way catalytic converter.

Install or Connect
1. Three-way catalytic converter into the exhaust pipe.
2. New U-bolts and clamps at the front and rear of the three-way catalytic converter.

Tighten
• Bolts to specifications, refer to “Specifications”.

• Check for clearance and alignment
• Lower the vehicle.

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