GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Pontiac 🢒 2007 🢒 Montana SV6 🢒 Engine 🢒 Engine Mechanical - 3.9L 🢒 Engine Oil Cooler Replacement

Removal Procedure

    Object Number: 1712575 Size: SH
  1. Drain the cooling system. Refer to Cooling System Draining and Filling .
  2. Remove the radiator air baffle. Refer to Radiator Air Baffle Assemblies and Deflectors .
  3. Place a suitable drain pan under the oil filter.
  4. Remove the oil filter.

    5. Object Number: 1712578 Size: SH
  5. Reposition the oil cooler outlet hose clamp at the oil cooler.
  6. Remove the oil cooler outlet hose from the oil cooler fitting.

    7. Object Number: 1712581 Size: SH
  7. Reposition the oil cooler inlet hose clamp at the engine.
  8. Remove the oil cooler inlet hose from the engine fitting.
  9. Remove the oil cooler connector.
  10. Remove the oil cooler and gasket from the oil filter adapter.

    11. Object Number: 1712583 Size: SH
  11. If replacing the oil cooler, reposition the oil cooler inlet hose clamp at the oil cooler.
  12. Remove the oil cooler inlet hose from the oil cooler.

Installation Procedure

    Object Number: 1712583 Size: SH
  1. If the oil cooler was replaced, install the oil cooler inlet hose to the oil cooler.
  2. Position the oil cooler inlet hose clamp at the oil cooler.

    3. Object Number: 1712581 Size: SH
  3. Install the NEW oil cooler gasket onto the oil cooler.
  4. Install the oil cooler and gasket to the oil filter adapter.

    5. Notice: Refer to Fastener Notice in the Preface section.

  5. Install the oil cooler connector.

    6. Tighten
    Tighten the connector to 25 N·m (18 lb ft).

  6. Install the oil cooler inlet hose to the engine fitting.
  7. Position the oil cooler inlet hose clamp at the engine.

    8. Object Number: 1712578 Size: SH
  8. Install the oil cooler outlet hose to the oil cooler fitting.
  9. Position the oil cooler outlet hose clamp at the oil cooler.

    10. Object Number: 1712575 Size: SH
  10. Install the oil filter.

    11. Tighten
    Tighten the filter to 30 N·m (22 lb ft).

  11. Remove the drain pan from under the oil filter.
  12. Install the radiator air baffle. Refer to Radiator Air Baffle Assemblies and Deflectors .
  13. Fill the cooling system. Refer to Cooling System Draining and Filling .
  14. Check and fill the crankcase, if necessary.