Silverado 1500 4WD V8-5.3L VIN B HO (2006)
Water Pump: Service and Repair
Water Pump Replacement
Water Pump Replacement (4.8L, 5.3L, and 6.0L)
Removal Procedure
1. Drain the cooling system.
2. Loosen the air cleaner outlet duct clamps at the following locations:
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Throttle body
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Mass airflow/intake air temperature (MAF/IAT) sensor
3. Remove the radiator inlet hose clip from the outlet duct.
4. Remove the air cleaner outlet duct.
5. If necessary, remove the engine sight shield.
6. Remove the radiator vent inlet hose from the radiator hose clips.
7. Reposition the inlet hose clamp at the water pump.
8. Remove the inlet hose from the water pump.
9. If necessary, remove the fan blade.
10. Remove the accessory drive belt.
