GM Service Manual Online
For 1990-2009 cars only

Engine Front Cover Removal L98, LS2

  1. Remove the camshaft position sensor (CMP). Refer to Camshaft Position Sensor Replacement.

  2. Object Number: 1950997  Size: SH
  3. Remove the engine front cover to cylinder block retaining bolts (1).
  4. Important: The engine front cover gasket (3) is a single use only component and must be replaced whenever the engine front cover (2) is removed.

  5. Remove the engine front cover (2) and gasket (3).
  6. Remove the engine front cover gasket (3).
  7. Discard the engine front cover gasket (3).

  8. Clean and inspect the engine front cover. Refer to Engine Front Cover Cleaning and Inspection

Engine Front Cover Removal LS3


    Object Number: 1704624  Size: SH
  1. Remove the front cover bolts (1).
  2. Remove the front cover (2) and gasket (3).
  3. Discard the front cover gasket.

  4. Object Number: 1704625  Size: SH
  5. Remove the oil seal (4).
  6. Remove the bolts (1, 6), camshaft position (CMP) sensor (2), and wire harness (5).
  7. Remove the O-ring (3) from the sensor, as required.