Removal Procedure

Fig 1: View Of Surge Tank And Cap

Courtesy of GENERAL MOTORS CORP.

CAUTION: Refer to Radiator Cap Removal Caution in Cautions and Notices.

Drain the engine coolant to below the level of the surge tank.
Loosen the overflow hose clamps and disconnect the overflow hose from the top of the surge tank.
Remove the tank attaching nuts.
Remove the tank from the vehicle.
Clean the inside and the outside of the surge tank and the surge tank cap with soap and water.
Rinse the surge tank and the cap thoroughly.