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Home >> Chevrolet >> 2006 >> Cobalt LTZ >> Repair and Diagnosis >> External Pages >> Different car >> Section 677 (Engine Mechanical - 2.0L (LSJ)) >> Repair Instructions >> On-Vehicle Repair Instructions >> Exhaust Camshaft and Lifter Replacement >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2007 Chevrolet Cobalt. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: View Of Upper Timing Chain Guide
    GM412167Courtesy of GENERAL MOTORS CORP.
  1. Remove the camshaft position (CMP) sensor. Refer to Camshaft Position Sensor Replacement .
  2. Remove the camshaft cover. Refer to Camshaft Cover Replacement .
  3. Remove the upper timing chain guide.
    4. Fig 2: View Of Camshaft Sprocket Holding Tool
    GM758310Courtesy of GENERAL MOTORS CORP.
  4. Install the J 43655  . See Special Tools .
    5. Fig 3: Removing/Installing Camshaft Timing Sprocket Retaining Bolts & Washers
    GM758314Courtesy of GENERAL MOTORS CORP.
  5. Remove both the intake and the exhaust camshaft sprocket bolts and discard.
  6. Slide the camshaft sprockets forward.
    7. Fig 4: View Of Camshaft & Bearing Caps
    GM412191Courtesy of GENERAL MOTORS CORP.
  7. Mark the caps to ensure that the bearing caps are installed in the original position.
    8. IMPORTANT: Remove each bolt on each cap one turn at a time until there is no spring tension on the camshaft.
  8. Remove the caps.
  9. Remove the exhaust camshaft.
    10. Fig 5: Identifying Exhaust Camshaft Roller Followers
    GM412194Courtesy of GENERAL MOTORS CORP.
  10. Remove the camshaft roller followers.
    11. Fig 6: View Of Hydraulic Element Lash Adjusters
    GM412197Courtesy of GENERAL MOTORS CORP.
  11. Remove the hydraulic lash adjusters.
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