GM Service Manual Online
For 1990-2009 cars only
Makes
🢒
Pontiac
🢒
2009
🢒
Montana SV6 Ext.
🢒
Engine
🢒
Engine Mechanical - 3.9L
🢒 Engine Oil Cooler Replacement
Removal Procedure
Drain the cooling system. Refer to
Cooling System Draining and Filling
.
Remove the radiator air baffle. Refer to
Radiator Air Baffle Assemblies and Deflectors
.
Place a suitable drain pan under the oil filter.
Remove the oil filter.
Reposition the oil cooler outlet hose clamp at the oil cooler.
Remove the oil cooler outlet hose from the oil cooler fitting.
Reposition the oil cooler inlet hose clamp at the engine.
Remove the oil cooler inlet hose from the engine fitting.
Remove the oil cooler connector.
Remove the oil cooler and gasket from the oil filter adapter.
If replacing the oil cooler, reposition the oil cooler inlet hose clamp at the oil cooler.
Remove the oil cooler inlet hose from the oil cooler.
Installation Procedure
If the oil cooler was replaced, install the oil cooler inlet hose to the oil cooler.
Position the oil cooler inlet hose clamp at the oil cooler.
Install the NEW oil cooler gasket onto the oil cooler.
Install the oil cooler and gasket to the oil filter adapter.
Caution:
Refer to
Fastener Caution
in the Preface section.
Install the oil cooler connector and tighten to
25 N·m (18 lb ft)
.
Install the oil cooler inlet hose to the engine fitting.
Position the oil cooler inlet hose clamp at the engine.
Install the oil cooler outlet hose to the oil cooler fitting.
Position the oil cooler outlet hose clamp at the oil cooler.
Install the oil filter and tighten to
30 N·m (22 lb ft)
.
Remove the drain pan from under the oil filter.
Install the radiator air baffle. Refer to
Radiator Air Baffle Assemblies and Deflectors
.
Fill the cooling system. Refer to
Cooling System Draining and Filling
.
Check and fill the crankcase, if necessary.