Sierra 1500 2WD V6-4.3L VIN X (2004)
Water Pump: Service and Repair
Water Pump Replacement (4.3L Engine)
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Tools Required
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J 41240 Fan Clutch Remover and Installer
Removal Procedure
1. Loosen the air cleaner outlet duct clamp at the mass airflow/intake air temperature sensor.
2. Remove the positive crankcase ventilation (PCV) hose.
3. Remove the air cleaner adapter nut.
