Home Tips & Tricks 1999 Pontiac Grand AM Water Pump Removal Procedure

1999 Pontiac Grand AM Water Pump Removal Procedure

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Download Caution: Refer to Battery Disconnect Caution in Service Precautions. Notice: Refer to Use GM Goodwrench DEX-COOL Coolant in Service Precautions. 1. 2. 3. 4. 5. Disconnect the negative battery cable. Drain the cooling system. Recover the coolant. Refer to Service and Repair. Remove the drive belt. Remove the water pump pulley bolts. Remove the water pump pulley. 6. Remove the coolant pump attaching bolts. 7. Remove the coolant pump. 8. Clean the coolant pump and the sealing surfaces. Installation Procedure Notice: Refer to Fastener Notice in Service Precautions. 1. Install the water pump and new gasket. Tighten the bolts to 10 Nm (89 inch lbs.) . 2. Install the water pump pulley and the bolts. 3. Install the drive belt. 4. Tighten the water pump pulley bolts. Tighten the bolts to 25 Nm (18 ft. lbs.) . 5. Connect the negative battery cable. Tighten the bolts to 16 Nm (12 ft. lbs.) . 6. Refill the cooling system. Refer to Service and Repair. 7. Inspect the cooling system for leaks.