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Home >> Chevrolet >> 2018 >> Spark ACTIV, Automatic CVT Trans >> Repair and Diagnosis >> Engine Mechanical >> Mechanical >> Engine Mechanical - 1.0L (L5Q) Or 1.4L (LV7) - Repair Instructions - On Vehicle >> Repair Instructions - On Vehicle >> Camshaft Timing Chain Replacement >> Removal Procedure

Removal Procedure

  1. Remove the camshaft cover. Refer to Camshaft Cover Replacement .
  2. GM3682494Courtesy of GENERAL MOTORS COMPANY

    Adjust the engine to cylinder 1 top dead center (TDC) of combustion stroke. Set crankshaft in direction of engine rotation until the markings (1, 2) line up. Rotate at the crankshaft balancer bolt (3).

  3. GM4217675Courtesy of GENERAL MOTORS COMPANY

    Install the EN-51632  camshaft locking tool (1).

  4. Remove the engine front cover. Refer to Engine Front Cover Replacement (L5Q) .
  5. GM4217672Courtesy of GENERAL MOTORS COMPANY

    Release the tension by pushing the tensioner and insert the EN-49073  timing chain tensioner pin (1) to the timing chain tensioner (2).

  6. GM4036231Courtesy of GENERAL MOTORS COMPANY

    Remove the timing chain tensioner bolts (1) and timing chain tensioner (2) with timing chain tensioner gasket (3).

  7. Fig 1: Identifying Timing Chain Tensioner Shoe, Timing Chain Guides And Bolts
    GM4036233Courtesy of GENERAL MOTORS COMPANY

    Remove the timing chain tensioner shoe bolt (1) and remove the timing chain shoe (2).

  8. Remove the 3 timing chain guide - exhaust side bolts (3) and remove the timing chain guide - exhaust side (4).
  9. Remove the 2 timing chain guide - cylinder side bolts (5) and remove the timing chain guide - cylinder side (6).
  10. GM4217674Courtesy of GENERAL MOTORS COMPANY

    Remove the camshaft timing chain (1).