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Home >> Cadillac >> 2002 >> Escalade EXT >> Repair and Diagnosis >> External Pages >> Different car >> Section 1260 (Engine Cooling System) >> Repair Instructions >> Surge Tank Replacement >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2003 GMC Sierra, 2003 GMC Cab & Chassis Sierra, 2003 Chevrolet Silverado, and 2003 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
  1. Drain the cooling system. Refer to Draining and Filling Cooling System .
  2. Remove the air cleaner assembly. Refer to AIR CLEANER ASSEMBLY .
  3. Remove the surge tank overflow hose from the surge tank.
    Fig 1: Remove Surge Tank Overflow Hose
    G02108967Courtesy of GENERAL MOTORS CORP.
  4. Disconnect the coolant level sensor electrical connector (3).
    Fig 2: Disconnect Coolant Level Sensor Electrical Connector
    G02108968Courtesy of GENERAL MOTORS CORP.
  5. Reposition the surge tank inlet and outlet hose clamps.
  6. If equipped with a 4.3 L, 4.8 L, 5.3 L, 6.0 L, or 8.1 L engine, remove the surge tank inlet (1) and outlet (2) hoses from the surge tank.
    Fig 3: Remove Surge Tank Inlet & Outlet Hoses
    G02108969Courtesy of GENERAL MOTORS CORP.
  7. Reposition the surge tank inlet hose clamp from the surge tank.
  8. Remove the surge tank inlet hose (1) from the surge tank.
    Fig 4: Remove Surge Tank Inlet Hose
    G02108970Courtesy of GENERAL MOTORS CORP.
  9. Reposition the surge tank outlet hose clamp from the surge tank.
  10. Remove the surge tank outlet hose (2) from the surge tank.
    Fig 5: Remove Surge Tank Outlet Hose
    G02108971Courtesy of GENERAL MOTORS CORP.
  11. Remove the bolt from the surge tank.
  12. Remove the nut from the surge tank.
  13. Remove the surge tank.
    Fig 6: Remove Surge Tank, Bolt & Nut
    G02108972Courtesy of GENERAL MOTORS CORP.
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