Cylinder Head Replacement - Right
Cylinder Head Replacement - Right Side
Tools Required
J 45059 Angle Meter
Removal Procedure
1. Drain the cooling system. Refer to Draining and Filling Cooling System (9C1, 9C3 Static Fill) Draining and Filling Cooling System (LS4 GE 47716 Fill) Draining and Filling Cooling System (LS4 Static Fill) Draining and Filling Cooling System (LZE, LZ4, LZ8, 9C1, 9C3, GE47716 Fill) Draining and Filling Cooling System (LZE, LZ4, LZ8 Static Fill).
2. Drain the engine oil. Refer to Engine Oil and Oil Filter Replacement.
3. Lower the vehicle.
4. Remove the lower intake manifold.
5. Remove the valve rocker arms and pushrods.
6. Remove the exhaust manifold.
7. Disconnect the right spark plug wires from the spark plugs.
8. Remove the spark plug wire clip from the bracket.
9. Disconnect and remove the right spark plug wires from the ignition coil.
10. Remove the right spark plugs.
11. Remove the generator.
12. Remove and discard the cylinder head bolts.
13. Remove the cylinder head.
14. Remove and discard the cylinder head gasket.
15. Remove the cylinder head locator dowel pins, if necessary.
Installation Procedure
Notice: Head gaskets are specific for right hand and left hand applications, and also must be installed with the correct side facing up. Note the markings (1) on the head gaskets for proper installation. Failure to do so may lead to engine damage.
1. Install the cylinder head locator dowel pins, if necessary.
2. Inspect the cylinder head locator dowel pins for proper installation.
3. Install a NEW cylinder head gasket.
4. Install the cylinder head onto the locator pins and the engine.
Notice: This component uses torque-to-yield bolts. When servicing this component do not reuse the bolts, New torque-to-yield bolts must be installed. Reusing used torque-to-yield bolts will not provide proper bolt torque and clamp load. Failure to install NEW torque-to-yield bolts may lead to engine damage.
5. Install NEW cylinder head bolts finger tight.
Notice: Refer to Fastener Notice.
6. Tighten the cylinder head bolts.
Tighten the bolts in sequence to 60 N.m (44 lb ft) plus an additional 95 degrees using the J 45059.
7. Install the generator.
8. Install the right spark plugs.
9. Install and connect the right spark plug wires to the ignition coil.
10. Install the spark plug wire clip to the bracket.
11. Connect the right spark plug wires to the spark plugs.
12. Install the exhaust manifold.
13. Install the valve rocker arms and pushrods.
14. Install the lower intake manifold.
15. Fill the engine with oil. Refer to Engine Oil and Oil Filter Replacement.
16. Fill the cooling system. Refer to Draining and Filling Cooling System (9C1, 9C3 Static Fill) Draining and Filling Cooling System (LS4 GE 47716 Fill) Draining and Filling Cooling System (LS4 Static Fill) Draining and Filling Cooling System (LZE, LZ4, LZ8, 9C1, 9C3, GE47716 Fill) Draining and Filling Cooling System (LZE, LZ4, LZ8 Static Fill).
17. Inspect for leaks.