Buick Regal: Radiator Lower Bracket Replacement - Left Side

Preliminary Procedure

Radiator Replacement (2.0L LTG) or Radiator Replacement (3.6L LGX).

1. Radiator Lower Bracket

Procedure

Depress the locking tab on the bracket to remove.

RADIATOR LOWER BRACKET REPLACEMENT - RIGHT SIDE

Preliminary Procedure

Radiator Replacement (2.0L LTG) or Radiator Replacement (3.6L LGX).

1. Radiator Lower Bracket

Procedure

Depress the locking tab on the bracket to remove.

RADIATOR UPPER BRACKET REPLACEMENT - BODY SIDE

1. Radiator Upper Mount Bracket Bolt

CAUTION: Fastener Caution

Tighten 7N.m (62 lb in)

2. Radiator Upper Bracket Nut

Tighten 7N.m (62 lb in)

3. Radiator Upper Bracket

RADIATOR UPPER BRACKET REPLACEMENT - RADIATOR SIDE

Preliminary Procedure

Radiator Upper Bracket Replacement - Body Side.

1. Radiator Upper Bracket

Procedure

Depress the locking tab on the bracket to remove.

NOTE: Left side shown, right side similar.

ENGINE OIL COOLER REPLACEMENT (LTG)

Removal Procedure

1. Drain the cooling system.

2. Remove the engine oil filter.

3. Warm Up Three-Way Catalytic Converter - Remove - Warm Up Three-Way Catalytic Converter Replacement (2.0L LTG).

4. Oil Pump Flow Control Valve Heat Shield Replacement - Remove.

5.

Remove the engine oil cooler pipe fastener. (1).

6. Disconnect the inlet and outlet hoses from the engine oil cooler. (2).

7.

Remove the engine oil cooler connector (1).

8. Remove the engine oil cooler. (2).

9. Remove and DISCARD the seal. (3).

Installation Procedure

1.

When installing the engine oil cooler, position the engine oil cooler so that the tab (1) is against the engine block (2).

2.

Install a NEW seal. (3)

3. Install the engine oil cooler. (2)

CAUTION: Refer to Component Fastener Tightening Caution.

4. Install the engine oil cooler connector. 50 N.m (37 lb ft)

5.

Install the oil cooler inlet and outlet hoses. (2) Hose Clamp Replacement Guidelines - Spring Type.

CAUTION: Refer to Fastener Caution.

6. Install the engine oil cooler pipe fastener.10 N.m (89 lb in).

7. Oil Pump Flow Control Valve Heat Shield Replacement - Install.

8. Warm Up Three-Way Catalytic Converter - Install - Warm Up Three-Way Catalytic Converter Replacement (2.0L LTG).

9. Fill the cooling system to the proper level.

10. Change the engine oil and filter. Engine Oil and Oil Filter Replacement.

ENGINE OIL COOLER REPLACEMENT (LGX)

Removal Procedure

1. Drain the engine oil.

2. Drain the cooling system.

3.

Hose Clamp (1) - Disengage [2x].

4. Radiator Outlet Hose (2) @ Engine Oil Cooler - Disconnect.

5. Engine Oil Cooler Inlet Pipe (3) @ Engine Oil Cooler - Disconnect.

6.

Engine Oil Cooler Bolt (1) - Remove [4x].

7. Engine Oil Cooler (2) - Remove.

8. Engine Oil Cooler Seal (3) - Remove and DISCARD [2x].

Installation Procedure

1.

NOTE: Install NEW seal rings.

Engine Oil Cooler Seal (3) - Install [2x].

2. Engine Oil Cooler (2) - Install.

CAUTION: Refer to Fastener Caution.

3. Engine Oil Cooler Bolt (1) - Install and tighten [4x] 10 N.m (89 lb in).

4.

Engine Oil Cooler Inlet Pipe (3) @ Engine Oil Cooler - Connect.

5. Radiator Outlet Hose (2) @ Engine Oil Cooler - Connect.

6. Hose Clamp (1) - Engage [2x].

7. Fill the cooling system.

8. Fill the engine oil to the proper level with NEW engine oil.

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