Cylinder Head Installation

Special Tools 

EN-45059-A  Angle Meter

Equivalent regional tools: Special Tools 

1. Courtesy of GENERAL MOTORS COMPANY

   Cylinder Head Gasket (2) - Install NEW

2. Cylinder Head (1) - Install
3. Fig 1: Identifying Cylinder Head Bolts With Tightening Sequence

   Courtesy of GENERAL MOTORS COMPANY
   CAUTION:

   Fastener Caution

   CAUTION:

   Torque-to-Yield Fastener Warning

   Cylinder Head Bolt (1) - Install NEW [8x]

4. Cylinder Head Bolt (1) - Tighten in sequence [8x]
   1. First Pass: 30 N.m (22 lb ft)
   2. Second Pass: 90 degrees - Use the special tool: EN-45059-A  Angle Meter
   3. Final Pass: 60 degrees - Use the special tool: EN-45059-A  Angle Meter

5. Courtesy of GENERAL MOTORS COMPANY

   NOTE:

   The bolt (1) is longer than all other bolts.

   Cylinder Head Bolt (1, 2, 3) - Install and tighten [6x] 15 N.m (11 lb ft)