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Home >> Hummer >> 2003 >> H2 >> Repair and Diagnosis >> External Pages >> Different car >> Section 365 (Engine Cooling System) >> Repair Instructions >> Radiator Replacement (LX5) >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2003 Oldsmobile Aurora. However, it is still accessible from the selected car via links, so may be relevant.
  1. Position the radiator behind the condenser.
    Fig 1: Installing Radiator
    G02555095Courtesy of GENERAL MOTORS CORP.

    Important:  Care should be taken when installing the condenser not to damage the lower attachment points of both the radiator and condenser.

  2. Position the condenser, aligning the lower feet to the lower mounting features located at the front of the radiator.
    NOTE: Refer to FASTENER NOTICE .
    NOTE: The bolt retaining the condenser to the radiator end tank is a special length and should be the ONLY bolt used upon reinstallation. The use of a longer bolt will damage the radiator end tank.
  3. Install the condenser mounting bolts.
    Fig 2: Installing Condenser Mounting Bolts
    G02555096Courtesy of GENERAL MOTORS CORP.

    Tighten 

    Tighten the bolts to 13 N.m (115 lb in).

  4. Install the headlamps. Refer to HEADLAMP REPLACEMENT in Lighting Systems.
  5. Install the upper radiator seal.
    Fig 3: Installing Upper Radiator Seal
    G02555097Courtesy of GENERAL MOTORS CORP.
  6. Push the lower transaxle oil cooler line into the radiator quick connect fitting, until a "click" is heard.
  7. Tug gently on the cooler line to ensure proper retention.
  8. Slide the plastic cap (1) over the quick connect joint.
    Fig 4: Sliding Plastic Cap Over Quick Connect Joint
    G02555098Courtesy of GENERAL MOTORS CORP.
  9. Install the upper and lower radiator hoses to the radiator.
    Fig 5: Installing Upper And Lower Radiator Hoses To Radiator
    G02555099Courtesy of GENERAL MOTORS CORP.
  10. Install the cooling fans. Refer to COOLING FAN REPLACEMENT - ELECTRIC (LX5)  or COOLING FAN REPLACEMENT - ELECTRIC (L47)  .
  11. Fill the cooling system. Refer to DRAINING AND FILLING COOLING SYSTEM  .