Buick Regal: Auxiliary Water Pump Replacement (FWD)
Removal Procedure
1. Drain the cooling system.
2.
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Steering Gear Heat Shield (2) - Remove.
3.
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Heater Outlet Hose Clamp (1) - Disengage.
4. Heater Outlet Hose (2) @ Auxiliary Water Pump - Remove.
5.
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Heater Coolant Pump Hose Clamp (1) - Disengage.
6. Heater Coolant Pump Hose (2) @ Auxiliary Water Pump - Remove.
7. Electrical Connector @ Auxiliary Water Pump - Disconnect.
8.
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Auxiliary Water Pump Bolt (1) - Remove.
9.
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Auxiliary Water Pump (1) - Remove.
Installation Procedure
1.
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Auxiliary Water Pump (1) - Install.
2.
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CAUTION: Refer to Fastener Caution.
Auxiliary Water Pump Bolt (1) - Install and tighten 9 N.m (80 lb in).
3. Electrical Connector @ Auxiliary Water Pump - Connect.
4.
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Heater Coolant Pump Hose (2) @ Auxiliary Water Pump - Install.
5. Heater Coolant Pump Hose Clamp (1) - Engage.
6.
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Heater Outlet Hose (2) @ Auxiliary Water Pump - Install.
7. Heater Outlet Hose Clamp (1) - Engage.
8.
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Steering Gear Heat Shield (2) - Install.
9. Fill the cooling system to the proper level.
10. Start the engine and check for coolant leaks.
AUXILIARY WATER PUMP REPLACEMENT (AWD)
Removal Procedure
1. Drain the cooling system.
2. Electrical Connector @ Auxiliary Water Pump - Disconnect.
3.
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Auxiliary Water Pump Bolt (1) - Remove.
4. Lower the vehicle.
NOTE: Note the heater hose routing for proper installation.
5. Reposition the auxiliary water pump to access the Heater Hoses.
6.
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Heater Coolant Pump Hose (2) @ Auxiliary Water Pump - Remove.
7.
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Heater Outlet Hose (2) @ Auxiliary Water Pump - Remove.
8.
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Auxiliary Water Pump (1) - Remove.
Installation Procedure
1.
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Heater Outlet Hose (2) @ Auxiliary Water Pump - Install.
2.
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Heater Coolant Pump Hose (2) @ Auxiliary Water Pump - Install.
3. Reposition the auxiliary water pump.
4. Raise the vehicle.
5.
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CAUTION: Refer to Fastener Caution.
Auxiliary Water Pump Bolt (1) - Install and tighten 9 N.m (80 lb in).
6. Electrical Connector @ Auxiliary Water Pump - Connect.
7. Fill the cooling system to the proper level.
8. Start the engine and check for coolant leaks.
READ NEXT:
Radiator Drain Cock Replacement
Preliminary Procedures
1. Raise and support the vehicle. Lifting and Jacking the Vehicle.
2. Place a drain pan under the drain cock.
Radiator Drain Cock
Procedure
Fill the cooling system to
Radiator Replacement (3.6L LGX)
Removal Procedure
1. Drain the cooling system.
2. Front Bumper Fascia - Remove.
3.
Hood Primary Latch Mount Panel Bracket (3) - Remove.
4. Recover the refrigerant.
5.
Air Conditioning Condense
Radiator Lower Insulator Replacement
Preliminary Procedure
Radiator Replacement (2.0L LTG) or Radiator Replacement (3.6L LGX)
Radiator Lower Insulator [2x]
RADIATOR AIR LOWER BAFFLE REPLACEMENT
Removal Procedure
1. Front Bumper Fasci
SEE MORE:
DTC P0776, P07A2, or P2719
Diagnostic Instructions
Perform the Diagnostic System Check prior to using this diagnostic
procedure: Refer to Diagnostic System
Check - Vehicle
Review the description of Strategy Based Diagnosis:Strategy Based
Diagnosis
An overview of each diagnostic category can be found here: Refer to
Specifications
FASTENER SPECIFICATIONS
Single Use Non-Threaded Fasteners/Components
NOTE:
All fasteners/components listed in this table MUST BE DISCARDED and replaced
with NEW
after removal.
Application
Power Transfer Unit Alignment Sleeve
Power Transfer Unit Cover Housing Seal
Power Transfer Unit Face Seal
Power
