GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

  1. Remove the intake manifold. Refer to Intake Manifold Replacement.
  2. Remove the oil pressure sensor. Refer to Engine Oil Pressure Sensor and/or Switch Replacement.
  3. Remove the VLOM. Refer to Valve Lifter Oil Manifold Removal.

Installation Procedure

  1. Install the VLOM. Refer to Valve Lifter Oil Manifold Removal.
  2. Install the oil pressure sensor. Refer to Engine Oil Pressure Sensor and/or Switch Replacement.
  3. Install the intake manifold. Refer to Intake Manifold Replacement.