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Home >> Chevrolet >> 2001 >> Camaro Base, 2D Convertible, Automatic >> Repair and Diagnosis >> External Pages >> Different car >> Section 72 (Engine Exhaust System) >> Repair Instructions >> Exhaust Manifold Replacement - Left (3.8 L Engine) >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2002 Pontiac Firebird and 2002 Chevrolet Camaro. However, it is still accessible from the selected car via links, so may be relevant.
  1. Install the heat shield studs to the exhaust manifold, if necessary.
    Fig 1: Installing Heat Shield Studs
    G01731873Courtesy of GENERAL MOTORS CORP.
  2. Install the exhaust manifold gasket and manifold to the cylinder head studs.
    NOTE: Use the correct fastener in the correct location. Replacement fasteners must be the correct part number for that application. Fasteners requiring replacement or fasteners requiring the use of thread locking compound or sealant are identified in the service procedure. Do not use paints, lubricants, or corrosion inhibitors on fasteners or fastener joint surfaces unless specified. These coatings affect fastener torque and joint clamping force and may damage the fastener. Use the correct tightening sequence and specifications when installing fasteners in order to avoid damage to parts and systems.
  3. Install the front two exhaust manifold studs and nut to the exhaust manifold.

    Tighten 

    • Tighten the two front exhaust manifold studs to 15 N.m (11 ft lbs).
    • Tighten the exhaust manifold nut to 18 N.m (13 ft lbs).
  4. Install the exhaust manifold heat shields.
  5. Install the exhaust manifold heat shield nuts.

    Tighten 

    Tighten the exhaust manifold heat shield nuts to 10 N.m (89 Inch lbs).

    Fig 2: Installing Exhaust Manifold Heat Shields
    G01731874Courtesy of GENERAL MOTORS CORP.
  6. Install the number 1 spark plug to the cylinder head.

    Tighten 

    Tighten the number 1 spark plug to 27 N.m (20 ft lbs).

  7. Raise the vehicle.
    Fig 3: Installing Number 1 Spark Plug To Cylinder Head
    G01731875Courtesy of GENERAL MOTORS CORP.
  8. Install the two rear exhaust manifold studs and nut to the exhaust manifold.

    Tighten 

    • Tighten the two rear exhaust manifold studs to 15 N.m (11 ft lbs).
    • Tighten the exhaust manifold nut to 18 N.m (13 ft lbs).
    Fig 4: Installing Two Rear Exhaust Manifold Studs And Nut
    G01731876Courtesy of GENERAL MOTORS CORP.
  9. Install the numbers 3 and 5 spark plugs to the cylinder head.

    Tighten 

    Tighten the numbers 3 and 5 spark plugs to 27 N.m (20 ft lbs).

    Fig 5: Tightening Numbers 3 And 5 Spark Plugs
    G01731877Courtesy of GENERAL MOTORS CORP.
  10. Connect the numbers 1, 3 and 5 spark plug wires to the spark plugs.
    Fig 6: Connecting Numbers 1, 3 And 5 Spark Plug Wires
    G01731878Courtesy of GENERAL MOTORS CORP.
  11. Install the oxygen sensor.

    Tighten 

    Tighten the oxygen sensor to 42 N.m (31 ft lbs).

    Fig 7: Installing the oxygen sensor
    G01731879Courtesy of GENERAL MOTORS CORP.
  12. Install the oxygen sensor connector to the spark plug wire harness bracket.
    Fig 8: Installing Oxygen Sensor Connector
    G01731880Courtesy of GENERAL MOTORS CORP.
  13. Connect the wire harness connector (1) to the oxygen sensor connector.
  14. Install the CPA lock.
  15. Install the catalytic converter. Refer to Catalytic Converter Replacement (3.8L Engine) .
  16. Lower the vehicle.
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