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Home >> GMC >> 2005 >> Sierra 1500 HD, 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 186 (Engine Mechanical - 3.6L (Ly7) (3 Of 6)) >> Repair Instructions (On-Vehicle - Part 2 And Off-Vehicle - Part 1) >> Off-Vehicle Repair Instructions - Part 1 >> Exhaust Manifold Removal - Left

Exhaust Manifold Removal - Left

WARNING: This page is about a different car, the 2005 Cadillac STS. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: View Of ECT Sensor
    GM860800Courtesy of GENERAL MOTORS CORP.
  1. Remove the engine coolant temperature (ECT) sensor.
    2. Fig 2: View Of Left Exhaust Manifold
    GM902880Courtesy of GENERAL MOTORS CORP.
  2. Remove the exhaust manifold bolts from the left cylinder head.
  3. Remove the left exhaust manifold.
  4. Remove and discard the exhaust manifold gasket from the left cylinder head.
    5. Fig 3: View Of Left Knock Sensor
    GM860802Courtesy of GENERAL MOTORS CORP.
  5. Remove the left knock sensor bolt.
  6. Remove the left knock sensor.
    7. Fig 4: View Of Left Engine Mount
    GM1392407Courtesy of GENERAL MOTORS CORP.
  7. Remove the left engine mount nut.
  8. Remove the left engine mount.
    9. Fig 5: View Of Left Engine Mount Bracket
    GM1392408Courtesy of GENERAL MOTORS CORP.
  9. Remove the left engine mount bracket bolt.
  10. Remove the left engine mount bracket.
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