Yukon 4WD V8-5.3L (2008)
Cooling System Air Bleeder Pipe / Hose: Service and Repair
Coolant Air Bleed Pipe Assembly Replacement
Coolant Air Bleed Pipe Assembly Replacement (RPOs LC9/LY5/LMG/L76/L92/LFA) (5.3L, 6.0L and 6.2L)
Removal Procedure
1. If replacing the rear coolant air bleed covers, remove the intake manifold. Refer to Intake Manifold Replacement (RPOs LY2/LY6) (See:
Engine/Intake Manifold/Service and Repair)Intake Manifold Replacement (RPOs LC9/LMG/LY5/L76) (See: Engine/Intake Manifold/Service and
Repair)Intake Manifold Replacement (RPO L92 - First Design) (See: Engine/Intake Manifold/Service and Repair)Intake Manifold Replacement
(RPO L92 - Second Design) (See: Engine/Intake Manifold/Service and Repair) . Otherwise proceed to the next step.
2. Remove the air cleaner outlet duct. Refer to Air Cleaner Resonator Outlet Duct Replacement .
3. Drain the cooling system. Refer to Cooling System Draining and Filling (Static Fill) (See: Service and Repair) .
4. Reposition the radiator vent inlet hose clamp (1) at the coolant air bleed pipe fitting.
5. Remove the radiator vent inlet hose (2) from the coolant air bleed pipe fitting.
