Buick Regal: Turbocharger Coolant Feed Pipe Replacement
Special Tools
BO-38185 Hose Clamp Pliers
For equivalent regional tools, refer to Special Tools.
Removal Procedure
1. Drain the cooling system.
2. Warm Up Three-Way Catalytic Converter Replacement (2.0L LTG) - Remove.
3.
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Turbocharger Coolant Feed Pipe Hollow Screw (1) - Remove.
4. Remove and DISCARD the copper washers (2).
5. Turbocharger Coolant Feed Pipe Fastener (3) - Remove [2x].
6. Remove and DISCARD the gasket (4).
7. Using the BO-38185 Hose Clamp Pliers, relocate the turbocharger coolant feed pipe hose clamp (5).
8. Turbocharger Coolant Feed Pipe (6) - Remove.
Installation Procedure
1.
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Turbocharger Coolant Feed Pipe (6) - Install.
2. Using the BO-38185 Hose Clamp Pliers, install the turbocharger coolant feed pipe hose clamp (5).
3. Install a NEW gasket (4).
CAUTION: Refer to Fastener Caution.
4. Turbocharger Coolant Feed Pipe Fastener (3) - Install and tighten [2x] 10 N.m (89 lb in).
5. Install NEW copper washers (2).
6. Turbocharger Coolant Feed Pipe Hollow Screw (1) - Install and tighten35 N.m (26 lb ft).
7. Warm Up Three-Way Catalytic Converter Replacement (2.0L LTG) - Install.
8. Fill the cooling system.
TURBOCHARGER COOLANT RETURN PIPE REPLACEMENT
Removal Procedure
1. Drain the cooling system.
2. Intake Manifold Cover - Remove.
3. Turbocharger Heat Shield - Remove.
4.
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Turbocharger Coolant Return Pipe Banjo Bolt (1) - Remove.
5. Washer (2) - Remove and DISCARD [2x].
6.
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Turbocharger Coolant Return Pipe Bracket Bolt (1) - Remove.
7. Clamp (2) - Loosen.
8. Turbocharger Coolant Return Pipe (4) @ Engine Coolant Air Bleed Hose (3) - Disconnect.
9. Turbocharger Coolant Return Pipe (4) - Remove.
Installation Procedure
1.
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Turbocharger Coolant Return Pipe (4) - Install.
2. Turbocharger Coolant Return Pipe (4) @ Engine Coolant Air Bleed Hose (3) - Connect.
3. Clamp (2) - Install.
4. Turbocharger Coolant Return Pipe Bracket Bolt (1) - Install and hand tighten.
5.
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Washer (2) - Install NEW [2x].
CAUTION: Fastener Caution
6. Turbocharger Coolant Return Pipe Banjo Bolt (1) - Install and tighten35N.m (26 lb ft).
7.
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Turbocharger Coolant Return Pipe Bracket Bolt (1) - Tighten10N.m (89 lb in).
8. Turbocharger Heat Shield - Install.
9. Intake Manifold Cover - Install.
10. Fill the cooling system.
READ NEXT:
Thermostat Bypass Hose Replacement (2.0L LTG)
Preliminary Procedures
1. Drain the cooling system.
2. Radiator Inlet Hose @ Water Outlet - Remove.
Thermostat Bypass Hose Clamp [2x]
Procedure
Hose Clamp Replacement Guidelines - Spring Type
Engine Coolant Thermostat Housing Inlet Pipe Replacement (3.6L LGX)
Removal Procedure
1. Drain the cooling system.
2. Engine Rear Noise Shield - Remove.
3.
Radiator Inlet Hose Clamp (1) - Disengage.
4. Radiator Inlet Hose (2) - Disconnect.
5. Engine Coolant Therm
Water Pump Pulley Replacement (3.6L LGX)
Preliminary Procedure
Drive Belt Replacement.
Water Pump Pulley Bolt [4x]
CAUTION: Refer to Fastener Caution.
Tighten
10 N.m (89 lb in)
Water Pump Pulley
Procedure
1. Install the EN-461
SEE MORE:
DTC B3415
Diagnostic Instructions
Perform the Diagnostic System Check - Vehicle prior to using this
diagnostic procedure.
Review Strategy Based Diagnosis for an overview of the diagnostic
approach.
Diagnostic Procedure Instructions provides an overview of each
diagnostic category.
DTC Descriptors
D
Flushing
Tools Required
GE-45268 Air Conditioning Flushing Adapter Kit
GE-41447-a Leak Detection Dye
GE-50078 Electronic Leak Detector
GE-50300 Air Conditioning Service Center for HFO1234-yf
General Information
R-1234yf (HFO-1234yf) - 2, 3, 3, 3 - Tetrafluoroprop-1-ene (CF3CFCH2), is an
olefin contain
