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Catalytic Converter Replacement - Left Side (LS3)

Fig 1: Catalytic Converter - Left Side (LS3)
GM2489632Courtesy of GENERAL MOTORS CORP.
Callout Component Name

Preliminary Procedure

  1. Raise the vehicle. Refer to Lifting and Jacking the Vehicle .
  2. Remove the heated oxygen sensor. Refer to Heated Oxygen Sensor Replacement - Bank 2 Sensor 2 .
1
CAUTION: Refer to Fastener Caution .
Intermediate Pipe Nuts (Qty: 2)

Tighten:  16 N.m (12 lb ft)
2 Exhaust Pipe Seal
3 Catalytic Converter-to-Exhaust Manifold Nut (Qty: 2)

Tighten:  50 N.m (37 lb ft)
4 Exhaust Manifold Pipe Gasket
5 Left Side Catalytic Converter
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