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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 >> Crankshaft Front Oil Seal Replacement >> Installation Procedure

Installation Procedure

  1. GM3686999Courtesy of GENERAL MOTORS COMPANY
    NOTE:

    The engine can be equipped with two different front oil seal designs.

    Check which one of crankshaft front oil seals (1, 2) is installed.

  2. GM3686995Courtesy of GENERAL MOTORS COMPANY

    For front oil seal first design, use the following procedure:

    3. NOTE:

    The special tool EN-51368  seal installer can be used in two positions, depending which crankshaft front oil seal type is used.

  3. Install the crankshaft front oil seal (1) to the EN-51368  seal installer (2) with the notch on the surface (3).
  4. GM3686997Courtesy of GENERAL MOTORS COMPANY

    For front oil seal second design, use the following procedure:

    5. NOTE:

    The special tool EN-51368  seal installer can be used in two positions, depending which crankshaft front oil seal type is used.

  5. Install the crankshaft front oil seal (1) to the EN-51368  seal installer (2) with the plane surface (3).
  6. GM3686994Courtesy of GENERAL MOTORS COMPANY
    CAUTION:

    Be careful that the crankshaft front oil seal does not deform while installing. Failing to do so may reduce the leak-tightness and could cause damage to the crankshaft.

    Press the crankshaft front oil seal into the correct seat, by tightening the nut (2) from the EN-51368  seal installer (1).

  7. Remove the EN-51368  seal installer.
  8. Check the correct seat of the crankshaft front oil seal.
  9. Install the crankshaft balancer. Refer to Crankshaft Balancer Replacement .
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