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Home >> Pontiac >> 2001 >> Aztek Base, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1353 (Engine Cooling System) >> Repair Instructions >> Radiator Replacement >> Installation Procedure
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Installation 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. Install the radiator to the vehicle.
    NOTE: Refer to FASTENER NOTICE .
  2. Install the radiator bolts.

    Tighten 

    Tighten the bolts to 25 N.m (18 lb ft).

  3. Install the engine oil cooler lines to the radiator. Refer to Engine Oil Cooler Pipe/Hose Quick Connect Fitting .
  4. Install the transmission oil cooler lines to the radiator. Refer to TRANSMISSION OIL COOLER LINE QUICK CONNECT FITTING or TRANSMISSION OIL COOLER LINE QUICK CONNECT FITTING .
    Fig 1: Install Radiator & Bolts
    G02109261Courtesy of GENERAL MOTORS CORP.
  5. Install the radiator vent inlet hose to the radiator.
  6. Reposition the radiator vent inlet hose clamp to the radiator.
  7. Install the lower fan shroud. Refer to Fan Shroud Replacement - Lower .
  8. Install the outlet hose to the radiator.
  9. Reposition the outlet hose clamp to the radiator.
  10. Install the inlet hose to the radiator.
  11. Reposition the inlet hose clamp to the radiator.
  12. Fill the cooling system. Refer to Draining and Filling Cooling System .
    Fig 2: Install Radiator Vent Inlet
    G02109262Courtesy of GENERAL MOTORS CORP.
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