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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 >> Oil Pump Drive Chain Replacement >> Installation Procedure

Installation Procedure

  1. GM4037103Courtesy of GENERAL MOTORS COMPANY
    NOTE:

    The oil pump drive chain sprocket, crankshaft sprocket, and oil pump drive chain may best be installed together as a unit onto the crankshaft and balancer shaft.

    Ensure the crankshaft is at TDC. Ensure the balancer shaft is aligned with the timing mark.

  2. Align the timing chain on the balance chain with the corresponding timing mark on the crankshaft sprocket.
  3. Install the oil pump drive chain (3).
    4. CAUTION:

    Refer to Torque-to-Yield Fastener Caution .

    CAUTION:

    Refer to Fastener Caution .

  4. Tighten the NEW oil pump sprocket bolt in the following sequence.
      NOTE:

      Ensure the tensioner spring is retained in the correct position prior to installation.

    • Tighten the bolt a first pass to 10 N.m (89 lb in)
    • Using the EN-45059  angle meter, tighten the bolts a final pass to 60 degrees.
  5. GM4037098Courtesy of GENERAL MOTORS COMPANY
    NOTE:

    Ensure the tensioner spring is retained in the correct position prior to installation

    Install the oil pump drive chain tensioner (2) and tighten to 10 N.m (89 lb in).

  6. GM4037091Courtesy of GENERAL MOTORS COMPANY

    Install the oil pump drive chain cover (2) and tighten to 10 N.m (89 lb in).

  7. GM4037085Courtesy of GENERAL MOTORS COMPANY

    Remove the oil pump drive chain tensioner pin (1).

  8. Install the camshaft timing chain. Refer to Camshaft Timing Chain Replacement .
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