LEMON Manuals: Even more car manuals for everyone
Home >> Chevrolet >> 2018 >> Cruze LS, Automatic Trans >> Repair and Diagnosis >> Engine Mechanical >> Engine Exhaust System >> Repair Instructions >> Exhaust Manifold Replacement >> Installation Procedure

Installation Procedure

  1. Re-cut the thread at the cylinder head for the 8 exhaust manifold bolts.
  2. GM4246983

    Exhaust Gas Recirculation Pipe Gasket(3) - Install NEW

  3. Install a NEW exhaust manifold gasket.(4)
  4. NOTE:

    Do NOT grab the exhaust manifold during the assembly procedure at the EGR pipe as this is a sensitive part.

  5. Exhaust Manifold(1) - Install
  6. NOTE:

    The service may offer bolts that are not microencapsulated. If this is the case apply thread lock agent to the bolt. If the fastener is microencapsulated, install NEW exhaust manifold bolts. DO NOT reuse the old bolts.

  7. Install loosely the NEW 2 exhaust manifold bolts (5, 6).
  8. Install loosely the 2 exhaust gas recirculation pipe bolts (2).
  9. GM4246984

    Install loosely the NEW 6 exhaust manifold bolts (1, 2).

  10. Fig 1: Exhaust Manifold Tightening Sequence
    GM4246985Courtesy of GENERAL MOTORS COMPANY
    NOTE:

    The complete tightening procedure should be completed within 10 minutes.

    Exhaust Manifold Bolt - Tighten in sequence[8x]

    1. First Pass: 27 N.m (20 lb ft)
    2. Second Pass: 27 N.m (20 lb ft)
    3. Final Pass: 27 N.m (20 lb ft)
  11. Exhaust Gas Recirculation Pipe Bolt(1) - Tighten[2x] 10 N.m (89 lb in)
  12. GM4537930
    NOTE:

    The guide lug (1) must fit the groove.

    Exhaust Gas Recirculation Cooler Temperature Sensor- Position 1(3) - Install and tighten 45 N.m (33 lb ft)

  13. Turbocharger - Install - Turbocharger Replacement