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Home >> Cadillac >> 2006 >> STS Base, 3.6 7, RWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 26 (Engine Mechanical - 4.6L (LH2) - 5 Of 5) >> Off-Vehicle Repair Instructions (Part 4) >> Exhaust Manifold Installation - Left Side - Off Vehicle

Exhaust Manifold Installation - Left Side - Off Vehicle

WARNING: This page is about a different variant/trim than selected.
    Fig 1: View Of Engine Flywheel Housing Left Cover
    GM1346143Courtesy of GENERAL MOTORS CORP.
  1. Install the left engine flywheel housing cover.
  2. Fig 2: View Of Left Engine Mount Bracket
    GM1346091Courtesy of GENERAL MOTORS CORP.
  3. Install the left engine mount bracket.
  4. NOTE: Refer to Fastener Notice .
  5. Install the left engine mount bracket bolts.

    Tighten:  Tighten the engine mount bracket bolts to 60 N.m (44 lb ft).

  6. Fig 3: View Of Left Engine Mount
    GM1346090Courtesy of GENERAL MOTORS CORP.
  7. Install the left engine mount.
  8. Install the left engine mount upper nut.

    Tighten:  Tighten the engine mount upper nut to 80 N.m (59 lb ft).

  9. Fig 4: View Of Left Exhaust Manifold Studs
    GM1346089Courtesy of GENERAL MOTORS CORP.
  10. Install the left exhaust manifold studs to the left cylinder head.

    Tighten:  Tighten the exhaust manifold studs to 6 N.m (53 lb in).

  11. Fig 5: View Of Left Exhaust Manifold Gasket
    GM1346088Courtesy of GENERAL MOTORS CORP.
  12. Install the NEW left exhaust manifold gasket.
  13. Fig 6: View Of Left Exhaust Manifold
    GM1346080Courtesy of GENERAL MOTORS CORP.
  14. Install the left exhaust manifold.
  15. Loosely install the left exhaust manifold bolts to the left cylinder head.
  16. Fig 7: Exhaust Manifold Bolt Tightening Sequence
    GM927896Courtesy of GENERAL MOTORS CORP.
  17. Tighten the exhaust manifold bolts and nuts in the sequence shown.

    Tighten:  Tighten the exhaust manifold bolts and nuts to 25 N.m (18 lb ft).

  18. Fig 8: View Of Left Exhaust Manifold Heat Shield
    GM1346063Courtesy of GENERAL MOTORS CORP.
  19. Install the left exhaust manifold heat shield.
  20. Install the left exhaust manifold heat shield bolts.

    Tighten:  Tighten the exhaust manifold heat shield bolts to 10 N.m (89 lb in).