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: 902814  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 2 using the deck face locating pins for retention.


    Object Number: 902815  Size: SH
  3. Align the cylinder head bank 2 with the deck face locating pins.
  4. Place the cylinder head bank 2 in position on the deck face.
  5. Caution: Refer to Fastener Caution in the Preface section.


    Object Number: 2026702  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. 4.1. Tighten the NEW 8 cylinder head bolts a first pass in sequence to  30 N·m (22 lb ft).
    4.2. Tighten the NEW 8 cylinder head bolts a second pass in sequence to an additional 120 degrees using the EN 49411 angle sensor .