Chevrolet Sonic Repair Manual: Engine Oil Cooler Replacement
- Removal Procedure
-
- Disconnect battery negative cable. Refer to Battery Negative Cable Disconnection
and Connection.
- Drain engine coolant. Refer to Cooling System Draining and Filling
- Remove the turbocharger oil feed pipe. Refer to Turbocharger Oil Feed
Pipe Replacement.
- Remove the catalytic converter. Refer to Catalytic Converter Replacement.
- Lower vehicle.
- Remove the air cleaner outlet duct. Refer to Air Cleaner Outlet Duct
Replacement.
- Remove the oil cooler outlet hose clamp (2).
- Remove the oil cooler outlet hose (3) from the thermostat housing (1).
- Remove the turbocharger coolant return pipe bolt (1) from the oil cooler
housing.
- Remove the turbocharger coolant return pipe clamp (2).
Note:
Do not move the turbocharger coolant return pipe too
much. An excessive moving of the turbocharger coolant return pipe could
cause leakage.
- Remove the turbocharger coolant return pipe (3) from the oil cooler
inlet pipe.
- Disconnect the oil pressure indicator switch wiring harness plug.
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- Remove the oil cooler inlet hose clamp (1) and remove the oil cooler
inlet hose from the water outlet.
- Remove the engine oil cooler bolt (5).
- Remove the engine oil cooler inlet pipe bolt (4).
- Remove the engine oil cooler inlet pipe (2) and the seal ring (3).
- Raise vehicle.
- Remove the oil cooler outlet pipe bolt (1) from the engine block.
- Remove the oil cooler outlet pipe (2) in compound with the oil cooler
outlet hose.
- Lower vehicle.
- Remove the 2 oil cooler bolts (1).
- Raise vehicle.
- Remove the oil cooler (1) in compound with the oil cooler gasket (2)
and the seal ring (3).
- Remove the oil pressure indicator switch from the oil cooler.
- Installation Procedure
-
- Install the oil pressure indicator switch to the oil cooler. Use a NEW
seal ring.
Caution:
Refer to Fastener Caution.
- Tighten the oil pressure indicator switch to 20 Y (15 lb ft)
.
- Clean the sealing surfaces.
- Install the oil cooler (1) in compound with a NEW oil cooler gasket (2)
and a NEW seal ring (3).
- Lower vehicle.
- Install the 2 oil cooler bolts (1) and hand tighten.
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- Install the engine oil cooler inlet pipe (2) in compound with a NEW
seal ring (3).
- Install the oil cooler inlet hose to the water outlet and install the
oil cooler inlet hose clamp (1).
- Install the engine oil cooler bolt (5).
- Install the engine oil cooler inlet pipe bolt (4) and tighten to
10 Y (89 lb in)
.
- Tighten the 3 engine oil cooler bolts to 20 Y (15 lb ft)
.
- Install the turbocharger coolant return pipe (3) to the oil cooler inlet
pipe.
- Install the turbocharger coolant return pipe clamp (2).
- Install turbocharger coolant return pipe bolt (1) and tighten to
10 Y (89 lb in)
.
- Connect the oil pressure indicator switch wiring harness plug.
- Raise vehicle.
- Install the oil cooler outlet pipe (2) in compound with the oil cooler
outlet hose to the oil cooler.
- Install the oil cooler outlet pipe bolt (1) to the engine block and
tighten to 10 Y (89 lb in)
.
- Install the catalytic converter. Refer to Catalytic Converter Replacement.
- Install the oil cooler outlet hose (3) to the thermostat housing (1).
- Install the oil cooler outlet hose clamp (2).
- Install the air cleaner outlet duct. Refer to Air Cleaner Outlet Duct
Replacement.
- Install the turbocharger oil feed pipe and the exhaust manifold heat
shield. Refer to Turbocharger Oil Feed Pipe Replacement.
- Connect battery negative cable. Refer to Battery Negative Cable Disconnection
and Connection.
- Fill engine coolant. Refer to Cooling System Draining and Filling.
Engine Oil Cooler Pipe Replacement
Callout
Component Name
Preliminary Procedures
Drain the cooling system. Refer to Cooling System ...
Illustration
Tool Number/Description
EN-471
KM-471
J-42070
J-36649
Adapter
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