GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Cadillac 🢒 2004 🢒 DeVille 🢒 Engine 🢒 Engine Mechanical - 4.6L 🢒 Valve Lifter Replacement - Left Side

Removal Procedure
  1. Remove the left valve rocker arms. Refer to Valve Rocker Arm Replacement - Left Side .

    2. Object Number: 522867 Size: SH
  2. Remove the stationary hydraulic lash adjusters (SHLA) from the bores.
  3. Clean and inspect the valve lifters. Refer to Valve Lifters Cleaning and Inspection .

Installation Procedure

    Object Number: 240801 Size: SH

    Important: Do not stroke/cycle the stationary hydraulic lash adjuster plunger without oil in the lower pressure chamber.

  1. Fill the stationary hydraulic lash adjuster (SHLA) with clean engine oil. Refer to Adhesives, Fluids, Lubricants, and Sealers . Take precautions to prevent scratching the pivot sphere area (1) of the SHLA.

    2. Object Number: 522867 Size: SH
  2. Install the new SHLA's into the bores.
  3. Install the left valve rocker arms. Refer to Valve Rocker Arm Replacement - Left Side .