Sierra Classic 1500 2WD V8-4.8L (2007)
Cooling System Air Bleeder Pipe / Hose: Service and Repair
Coolant Air Bleed Pipe Assembly Replacement
Coolant Air Bleed Pipe Assembly Replacement (4.8L, 5.3L, and 6.0L)
Removal Procedure
1. Drain the cooling system. Refer to Draining and Filling Cooling System (Static Fill) Draining and Filling Cooling System (w/RPO HP2) Draining
and Filling Cooling System (Vac-N-Fill).
2. Remove the coolant air bleed pipe bolts/studs (1).
3. Remove the coolant air bleed pipe (2) with gaskets (3).
4. Remove the coolant air bleed pipe cover bolts (1) and covers (2).
5. Remove the gaskets from the coolant air bleed pipe and covers.
6. Discard the gaskets.