GM Cutlass RWD 1970-1987 Repair Guide

Refrigerant Lines

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DISCONNECT & CONNECT



  1. Disconnect the negative battery cable.
  2.  
  3. Discharge the system using a proper recycling/recovery system. Precise control is possible only when using a proper A/C refrigerant recovery station.
  4.  
  5. If you do not have access to these tools this service can be performed by a reputable shop.
  6.  
  7. Remove the faulty line or hose. Always use line wrenches on both fittings to prevent twisting of the lines.
  8.  

To install:
  1. Replace the faulty line or hose. Always use line wrenches on both fittings to prevent twisting of the lines. Torque the fittings to specifications.
  2.  
  3. Always use new O-ring seals and coat them with refrigerant oil.
  4.  
  5. Reconnect the negative battery cable.
  6.  
  7. Evacuate and recharge the system using a proper recycling/recovery system. Precise control is possible only when using a proper A/C refrigerant recovery station.
  8.  
  9. If you do not have access to these tools this service can be performed by a reputable shop.
  10.  

 
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