Exhaust Manifold with Catalytic Converter Replacement

Fig 1: Exhaust Manifold With Catalytic Converter

Courtesy of GENERAL MOTORS COMPANY

Callout	Component Name
WARNING: Do not use a service jack in locations other than those specified to lift this vehicle. Lifting the vehicle with a jack in those other locations could cause the vehicle to slip off the jack and roll; this could cause injury or death. WARNING: Refer to Hot Exhaust System Warning . Preliminary Procedures Remove the drive motor battery coolant pump. Refer to Drive Motor Battery Coolant Pump Replacement . Disconnect the heated oxygen sensor. Refer to Heated Oxygen Sensor Replacement - Sensor 1 . Remove the catalytic converter. Refer to Catalytic Converter Replacement .
1	Catalytic Converter Nut (Qty: 8) CAUTION: Refer to Fastener Caution . Tighten 22 N.m (16 lb ft)
2	Exhaust Gasket TIP: Replace the gasket with a NEW one.
3	Exhaust Manifold Brace Bolt (Qty: 2) Tighten 22 N.m (16 lb ft)
4	Exhaust Manifold with Catalytic Converter TIP: If replacing the catalytic converter, transfer the heated oxygen sensor over to the new catalytic converter.