GM Service Manual Online
For 1990-2009 cars only

Tools Required

EN 46334 Camshaft Oil Seal Driver

Removal Procedure

  1. Remove the appropriate camshaft sprocket (241). Refer to Camshaft Drive Sprocket Replacement - Left Side and Camshaft Drive Sprocket Replacement - Right Side .

  2. Object Number: 897130  Size: SH
  3. Remove the camshaft cover and bolts.
  4. Remove the camshaft oil seal using a flat-bladed tool.

Installation Procedure


    Object Number: 1197325  Size: SH
  1. Use the EN 46334 to install the seal (223) into the cylinder head. Rotate the bolt clockwise until the tool bottoms in the cylinder head bore.
  2. Notice: Refer to Fastener Notice in the Preface section.

  3. Install the cover, NEW seal, and bolts.
  4. Tighten
    Tighten the bolts to 22 N·m (16 lb ft) .

  5. Install the camshaft sprocket. Refer to Camshaft Drive Sprocket Replacement - Left Side and Camshaft Drive Sprocket Replacement - Right Side .