GM Cadillac 1967-1989 Repair Guide

Radiator

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REMOVAL & INSTALLATION



See Figures 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13 and 14

On the 8-250 and 8-273 engines use only a coolant solution specifically designed for use in aluminum engines.

  1. Disconnect the battery ground cable.
  2.  
  3. Drain the cooling system.
  4.  
  5. Disconnect the air conditioning compressor, if so equipped, and position it out of the way without disconnecting the hoses.
  6.  
  7. Remove the clamp that holds the air conditioning high pressure vapor line to the cradle.
  8.  
  9. Loosen the hose clamps and disconnect the upper and lower radiator hoses.
  10.  
  11. Disconnect the two transmission cooler lines and plug them.
  12.  

Disconnect the heater return hose, if so equipped.

  1. Remove the two top radiator cradle clamps, straps or sheet metal cover and the fan shroud. Disconnect the reservoir hose from the filler neck.
  2.  
  3. Remove the vacuum hoses, if so equipped. Mark them for proper installation.
  4.  
  5. Pull the radiator straight up and out of the car.
  6.  
  7. Reverse the above procedure for installation.
  8.  



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Fig. Fig. 1: Radiator fan shroud mounting - diesel sedans, gasoline-engined cars similar



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Fig. Fig. 2: Some radiator fan shrouds mount like this



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Fig. Fig. 3: Common coolant recovery tank, mounted on the inner fender



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Fig. Fig. 4: Removing the support bolt - radiator removal



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Fig. Fig. 5: Removing the support - radiator removal



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Fig. Fig. 6: Removing the radiator metal cover bolt - radiator removal



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Fig. Fig. 7: Removing the radiator metal cover - radiator removal



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Fig. Fig. 8: Removing the radiator overflow hose



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Fig. Fig. 9: Removing the transmission oil cooler lines - radiator removal



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Fig. Fig. 10: Removing the radiator



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Fig. Fig. 11: Removing the hose from the radiator fan shroud



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Fig. Fig. 12: Removing the power steering tank bolts from the radiator fan shroud



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Fig. Fig. 13: Removing the power steering tank from the radiator fan shroud



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Fig. Fig. 14: Removing a common radiator fan shroud

 
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