Impala V8-5.3L VIN C (2006)
Cooling System Air Bleeder Pipe / Hose: Service and Repair
Coolant Air Bleed Pipe Assembly Replacement
Coolant Air Bleed Pipe Assembly Replacement (RPO LS4)
Removal Procedure
Important: Removal of the intake manifold is NOT required to service the coolant air bleed pipe, but is required to service the coolant air bleed pipe
covers and/or gaskets.
1. Drain the cooling system. Refer to Draining and Filling Cooling System (LS4 Static Fill) Draining and Filling Cooling System (LZE, LZ4, LZ9
Static Fill) Draining and Filling Cooling System (9C1, 9C3 Static Fill) Draining and Filling Cooling System (LS4 GE 47716 Fill) Draining and
Filling Cooling System (LZE, LZ4, LZ9, 9C1, 9C3 GE 4771 Fill).
2. Remove the intake manifold.
3. Disconnect the hose clamp and hose from the coolant fill neck.
4. Remove the coolant air bleed pipe bolts (309).
5. Remove the coolant air bleed pipe (307) with hose and seals (308).
6. Remove the hose (311) and clamps (322) from the coolant air bleed pipe (307) as required.
