GM Service Manual Online
For 1990-2009 cars only

Special Tools

EN 49411 Torque Angle Sensor Kit

For equivalent regional tools, refer to Special Tools.


    Object Number: 902817  Size: SH
  1. Ensure the cylinder head locating pins are securely mounted in the cylinder block deck face.
  2. Install a NEW cylinder head gasket bank 1 using the deck face locating pins for retention.


    Object Number: 902818  Size: SH
  3. Align the cylinder head bank 1 with the deck face locating pins.
  4. Place the cylinder head bank 1 in position on the deck face.

  5. Object Number: 2026701  Size: SH

    Note: 

       • DO NOT allow oil on the cylinder head bolt bosses.
       • DO NOT reuse the old cylinder head bolts.

  6. Install NEW 8 cylinder head bolts.
  7. Caution: Refer to Fastener Caution in the Preface section.

  8. Tighten the NEW 8 cylinder head bolts:
  9. 5.1. Tighten first pass in sequence to 45 N·m (33 lb ft).
    5.2. Tighten second pass in sequence to an additional 120 degrees using the EN 49411 angle sensor .