Silverado 1500 2WD V8-5.3L (2007)
Cooling System Air Bleeder Pipe / Hose: Service and Repair
Coolant Air Bleed Pipe Assembly Replacement (LH6, LY5, LMG, L76, L92)
Removal Procedure
1. If replacing the rear coolant air bleed covers, remove the intake manifold. Refer to Intake Manifold Replacement (L92 - First Design) Intake
Manifold Replacement (L92 - Second Design) Intake Manifold Replacement (LY2 and LY6) Intake Manifold Replacement (LH6, LMG, LY5 and
L76). Otherwise proceed to the next step.
2. Remove the air cleaner outlet duct.
3. Drain the cooling system. Refer to Cooling System Draining and Filling (Static Fill) Cooling System Draining and Filling (Vac-N-Fill).
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.
6. Remove the coolant air bleed pipe bolts (309) (intake manifold shown removed for clarity).
7. Remove the coolant air bleed pipe (307) and seals (308).
