GM Caprice 1990-1993 Repair Guide

Radiator

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See Figure 1



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Fig. Fig. 1: Radiator and fan shroud assembly

REMOVAL AND INSTALLATION




CAUTION
When draining the coolant, keep in mind that cats and dogs are attracted by the ethylene glycol antifreeze, and are quite likely to drink any that is left in an uncovered container or in puddles on the ground. This will prove fatal in sufficient quantity. Always drain the coolant into a sealable container. Coolant should be reused unless it is contaminated or several years old.

  1. Disconnect the negative battery cable.
  2.  
  3. Drain the radiator and remove the fan shrouds.
  4.  
  5. Disconnect the radiator inlet and outlet hoses.
  6.  
  7. Disconnect and plug the transmission fluid and/or oil cooler lines from the radiator.
  8.  
  9. Disconnect the low fluid sensor connector, if equipped.
  10.  
  11. Disconnect the coolant reservoir hose from the radiator.
  12.  
  13. Disconnect the heater hose, if applicable, and remove the radiator from the vehicle.
  14.  

To install:
  1. Position radiator in place making sure the radiator is seated on the insulators.
  2.  
  3. Connect the coolant recovery hose to the filler neck.
  4.  
  5. Connect the transmission fluid lines to the radiator and tighten to 18 ft. lbs. (24 Nm).
  6.  
  7. Connect the engine oil cooler lines to the radiator, if equipped, and tighten to 18 ft. lbs. (24 Nm).
  8.  
  9. Connect the radiator inlet and outlet hoses and clamps to the radiator.
  10.  
  11. Connect the heater hose and clamp to the radiator.
  12.  
  13. If equipped, connect the low coolant sensor.
  14.  
  15. Connect the upper and lower fan shrouds.
  16.  
  17. Connect the negative battery cable, add coolant and check system for leaks.
  18.  

 
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