Removal Procedure
WARNING: This page is about a different variant/trim than selected.
- Drain the coolant. Refer to Cooling System Draining and Filling (LSA, LS3, LS7, L99 Static Fill)Cooling System Draining and Filling (GE 47716) .
- Remove the valve rocker arms and pushrods. Refer to Valve Rocker Arm and Push Rod Replacement .
- Remove the engine coolant air bleed hose.
- Remove the exhaust manifold. Refer to Exhaust Manifold Replacement - Right Side (LS7) .
- Remove the Engine Coolant Air Bleed Pipe and Hole Cover. Refer to Engine Coolant Air Bleed Pipe and Hole Cover Removal (LS3, L99, or LS7)
- Remove the intake manifold. Refer to Intake Manifold Replacement (LS7) .
- Remove the wiring harness from the clip at the rear of the cylinder head.
- Remove the ground wire bolts/studs from the rear, center, and front of the cylinder head.
- Remove the canister purge solenoid. Refer to Evaporative Emission Canister Purge Solenoid Valve Replacement (LS7) .
- Reposition the harnesses as necessary.
- Remove and discard the cylinder head bolts (1,2).
- Remove the cylinder head (3).
- Remove the cylinder head gasket (1).
- Discard the gasket.
- Clean and inspect the cylinder head. Refer to Cylinder Head Cleaning and Inspection (LS7) .
NOTE:
The cylinder head bolts are NOT reusable.
CAUTION:
After removal, place the cylinder head on 2 wood blocks in order to prevent damage to the sealing surfaces.