Chevrolet Full Size Cars 1979-1989

Power Steering Pump

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REMOVAL & INSTALLATION





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Fig. Fig. 1 Remove the bracket and pump assembly from the engine

  1. Disconnect the hoses at the pump and tape or plug the openings shut to prevent contamination or excessive fluid loss. Position the disconnected lines in a raised position to help prevent leakage.
  2.  
  3. Remove the pump belt.
  4.  
  5. Loosen the retaining bolts and any braces, then remove the pump assembly.
  6.  

To install:

  1. Install the pump on the engine with the retaining bolts hand-tight.
  2.  
  3. Remove the plugs or tape, then connect and tighten the hose fittings.
  4.  
  5. Refill the pump with fluid and pre-bleed by turning the pulley counterclockwise (viewed from the front). Stop the bleeding when air bubbles no longer appear.
  6.  
  7. Install the pump belt on the pulley, then properly adjust the belt tension and tighten the retaining bolts. Refer to of this guide for details on belt adjustment.
  8.  
  9. Check for proper operation, then recheck fluid level and bleed the system, as necessary.
  10.  

SYSTEM BLEEDING



  1. Fill the fluid reservoir with fresh fluid.
  2.  
  3. Let the fluid stand undisturbed for two minutes, then crank the engine for about two seconds. Refill reservoir as necessary.
  4.  
  5. Repeat Steps 1 and 2 above until the fluid level remains constant after cranking the engine.
  6.  
  7. Raise the front of the car until the wheels are off the ground, then start and run the engine. Increase the engine speed to about 1,500 rpm.
  8.  
  9. Turn the wheels to the left and right without hitting or only lightly contacting the wheel stops. Check the fluid level and refill, as necessary. If the oil is extremely foamy, allow the car to stand a few minutes with the engine off, then repeat the procedure.
  10.  

 
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