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Home › Chevrolet › 2017 › SS Automatic Trans › Repair and Diagnosis › Engine Mechanical › Exhaust System › Repair Instructions › Exhaust Manifold Replacement - Left Side › Installation Procedure

Installation Procedure

  1. Clean and inspect the exhaust manifold. Refer to Exhaust Manifold Cleaning and Inspection .
    2. Fig 1: Sealing Ring & Exhaust Manifold With Gasket
    GM1954059Courtesy of GENERAL MOTORS COMPANY
  2. Install a NEW exhaust manifold gasket (1) and NEW sealing ring (3) to the exhaust manifold (2).
    3. CAUTION:

    Refer to Exhaust System Inspection Caution .

  3. Install the exhaust manifold assembly to the engine.
    4. Fig 2: Exhaust Manifold To Cylinder Head Retaining Bolts
    GM1949690Courtesy of GENERAL MOTORS COMPANY
  4. Install the NEW exhaust manifold to cylinder head retaining bolts (1).
    5. CAUTION:

    Refer to Fastener Caution .

  5. Tighten the exhaust manifold to cylinder head retaining bolts (1) working from the centre to the outside to 20 N.m (15 lb ft).
    6. NOTE:

    Make sure the sealing ring is seated correctly.

  6. Lift the left catalytic converter (3) up and forward to connect to the exhaust manifold (4).
  7. Clean the threads of the exhaust manifold to catalytic converter retaining studs with a suitable cleaning solvent.
  8. Install the NEW left catalytic converter to exhaust manifold retaining nuts (2) and tighten to 45 N.m (33 lb ft).
  9. Install the engine coolant temperature sensor. Refer to Engine Coolant Temperature Sensor Replacement.
  10. Remove the install the left side exhaust manifold heat shield. Refer to Exhaust Manifold Heat Shield Replacement - Left Side .
  11. Install the left side spark plugs to the cylinder head. Refer to Spark Plug Replacement .
  12. Install the left side spark plug leads. Refer to Spark Plug Wire Inspection .
  13. Install the air cleaner assembly. Refer to Air Cleaner Assembly Replacement .
  14. Install the engine cover. Refer to Engine Cover Replacement .
  15. Connect the battery negative cable. Refer to Battery Negative Cable Disconnection and Connection .
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