Captiva

Radiator Surge Tank Replacement - Petrol Engines

Warning: To avoid being burned, do not remove the radiator cap or surge tank cap while the engine is hot. The cooling system will release scalding fluid and steam under pressure if radiator cap or surge tank cap is removed while the engine and radiator are still hot.

1. Drain the engine coolant to below the level of the expansion tank.
2. Remove the power steering fluid reservoir. Refer to Power Steering Fluid Reservoir Replacement .
3. Loosen the return hose clamp and disconnect the return hose from the top of the expansion tank.
4. Loosen the throttle body hose clamp and disconnect the throttle body hose from the top of the expansion tank.
5. Loosen the feed hose clamp and disconnect the feed hose from the bottom of the expansion tank.



6. Remove the expansion tank attaching bolt and nut.
7. Remove the surge tank.
8. Clean the inside and the outside of the expansion tank and the expansion tank cap with soap and water.
9. Rinse the expansion tank and the cap thoroughly.

1. Install the surge tank.

Caution: Refer to Fastener Caution in the Preface section.

2. Secure the expansion tank with the attaching bolt and nut.

Tighten
Tighten the expansion tank retaining bolt and nut to 8 N·m (71 lb in).




3. Connect the return hose and the throttle body hose to the top of the expansion tank.
4. Connect the feed hose to the bottom of the expansion tank.
5. Secure the return hose, throttle body hose and the feed hose to the expansion tank with the hose clamps.
6. Fill the expansion tank with the coolant to the centre ridge or the MAX mark.