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Home >> Buick >> 2007 >> Allure CX >> Repair and Diagnosis >> External Pages >> Different car >> Section 52 (Engine Cooling System) >> Repair Instructions >> Cooling System Draining and Filling (L26 Static Fill) >> Filling Procedure

Filling Procedure

WARNING: This page is about a different car, the 2008 Buick LaCrosse and 2008 Buick Allure. However, it is still accessible from the selected car via links, so may be relevant.
    NOTE: The procedure below must be followed. Improper coolant level could result in a low or high coolant level condition, causing engine damage.
    NOTE: Refer to FASTENER NOTICE .
  1. Close the radiator drain cock.
  2. If the engine block was drained, install the knock sensors. Refer to Knock Sensor 1 Replacement and Knock Sensor 2 Replacement .
  3. Open the cooling system bleeder screw.
    4. IMPORTANT: Use a 50/50 mixture of DEX-COOL antifreeze and clean, drinkable water.
  4. Slowly fill the cooling system with a 50/50 coolant mixture. Refer to Approximate Fluid Capacities .
  5. After the coolant is visible and stable at the filler neck, push down on the upper radiator hose to remove air. While pushing down on the radiator hose ensure that the filler neck is full of coolant.
  6. Close the cooling system bleeder screw.
  7. Release the upper radiator hose and add coolant to the filler neck.
  8. Push down on the upper radiator hose and try to move any air in the upper hose back to the radiator. Repeat this step three times and add coolant to the filler neck each time.
  9. Install the coolant pressure cap.
  10. Fill the coolant recovery bottle to the indicator line, then add 400 milliliters (13.5 ounces) more.
  11. Start the engine.
  12. Run the engine at 2,500 RPM until the engine is hot enough to open the thermostat.
  13. Allow the engine to idle for 3 minutes.
  14. Shut the engine OFF.
  15. Allow the engine to cool.
  16. Top off the coolant as necessary.
  17. Inspect the concentration of the engine coolant using the J 26568  . See Special Tools .
  18. Rinse away any excess coolant from the engine and the engine compartment.
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