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Home >> Chevrolet >> 2005 >> Optra5 Base, Standard >> Repair and Diagnosis >> Engine Mechanical >> Cooling System (Mechanical) >> Engine Cooling >> Repair Instructions >> Surge Tank Replacement >> Removal Procedure

Removal Procedure

    Fig 1: View Of Radiator Surge Tank
    GM1291103Courtesy of GENERAL MOTORS CORP.
    CAUTION: Refer to Radiator Cap Removal Caution in Cautions and Notices.
  1. Drain the engine coolant to below the level of the surge tank.
  2. Loosen the return hose clamp and disconnect the return hose from the top of the surge tank.
  3. Loosen the throttle body hose clamp and disconnect the throttle body hose from the top of the surge tank.
  4. Loosen the feed hose clamp and disconnect the feed hose from the bottom of the surge tank.
    5. Fig 2: View Of Surge Tank And Mounting Bolts
    GM1291113Courtesy of GENERAL MOTORS CORP.
  5. Remove the surge tank attaching bolt.
  6. Remove the surge tank from the support mount.
    7. CAUTION: Wear safety glasses in order to avoid eye damage.
  7. Clean the inside and the outside of the surge tank and the surge tank cap with soap and water.
  8. Rinse the surge tank and the cap thoroughly.
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