TrailBlazer 2WD V8-5.3L (2007)
Cooling System Air Bleeder Pipe / Hose: Service and Repair
Coolant Air Bleed Pipe Assembly Replacement
Coolant Air Bleed Pipe Assembly Replacement (5.3L and 6.0L Engines)
Removal Procedure
1. Drain the cooling system, if necessary. Refer to Draining and Filling Cooling System (LL8) Draining and Filling Cooling System (LH6, LS2).
2. Remove the air cleaner resonator outlet duct. Refer to Air Cleaner Resonator Outlet Duct Replacement or Air Cleaner Resonator Outlet Duct
Replacement.
3. Reposition the coolant air bleed hose clamp at the coolant air bleed pipe.
4. Remove the coolant air bleed hose from the coolant air bleed pipe.
5. Remove the coolant air bleed pipe bolts (309).
6. Remove the coolant air bleed pipe (307) with seals (308).