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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 >> Removal Procedure
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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. Position the inlet hose clamp from the radiator.
  3. Remove the inlet hose from the radiator.
  4. Position the outlet hose clamp from the radiator.
  5. Remove the radiator outlet hose from the radiator.
  6. Remove the lower fan shroud. Refer to Fan Shroud Replacement - Upper (W/O M74)  or  Fan Shroud Replacement - Upper (W/M74)   and  Fan Shroud Replacement - Lower   .
    Fig 1: Remove Radiator Inlet & Outlet Hose
    G02109258Courtesy of GENERAL MOTORS CORP.
  7. Position the radiator vent inlet hose clamp from the radiator.
  8. Remove the vent inlet hose from the radiator.
  9. Remove the engine oil cooler lines from the radiator. Refer to Engine Oil Cooler Pipe/Hose Quick Connect Fitting .
  10. Remove the transmission oil cooler lines from the radiator. Refer to TRANSMISSION OIL COOLER LINE QUICK CONNECT FITTING or TRANSMISSION OIL COOLER LINE QUICK CONNECT FITTING .
    Fig 2: Remove Vent Inlet Hose
    G02109259Courtesy of GENERAL MOTORS CORP.
  11. Remove the radiator bolts.
  12. Remove the radiator from the vehicle.
    Fig 3: Remove Radiator & Bolts
    G02109260Courtesy of GENERAL MOTORS CORP.
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