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Home >> Hummer >> 2008 >> H2 4D Utility Wagon >> Repair and Diagnosis >> Engine Mechanical >> Cooling System (Mechanical) >> Engine Cooling >> Repair Instructions >> Radiator Surge Tank Replacement >> Installation Procedure

Installation Procedure

    Fig 1: Identifying Surge Tank
    GM801109Courtesy of GENERAL MOTORS CORP.
  1. Install the surge tank (4) to the vehicle (5).
  2. If equipped connect the electrical connector to the low coolant level switch.
    3. NOTE: Refer to Fastener Notice .
  3. Install the bolt (1) to the surge tank (4).

    Tighten:  Tighten the bolt to 9 N.m (80 lb in).

  4. Install the nut (3) to the surge tank (4).

    Tighten:  Tighten the nut to 9 N.m (80 lb in).

    5. Fig 2: Surge Tank Components
    GM801110Courtesy of GENERAL MOTORS CORP.
  5. Install the surge tank outlet hose (3) to the surge tank (2).
  6. Position the surge tank outlet hose clamp (5) to the surge tank (2).
  7. Install the surge tank inlet hose (6) to the surge tank (2).
  8. Position the surge tank inlet hose clamp (1) to the surge tank (2).
  9. Fill the cooling system. Refer to Cooling System Draining and Filling (Static Fill)  or Cooling System Draining and Filling (Vac-N-Fill) .
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