GM S-Series Pick-ups and SUV's 1994-1999 Repair Guide

Fuel Pressure Regulator

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REMOVAL & INSTALLATION



  1. Disconnect the negative battery cable.
  2.  
  3. Relieve the fuel system pressure. Refer to the fuel system relief procedure in this section.
  4.  
  5. Remove the upper intake manifold assembly.
  6.  
  7. Remove the fuel pressure regulator vacuum tube.
  8.  
  9. Disassemble the fuel pressure regulator snapring retainer.
  10.  
  11. Remove the fuel pressure regulator assembly and the O-rings. Discard the O-rings, filter and back-up O-rings.
  12.  

To install:
  1. Lubricate the O-rings with clean engine oil.
  2.  
  3. Install the back-up O-ring, the large O-ring, the filter and the small O-ring.
  4.  
  5. Install the fuel pressure regulator with the vacuum tube facing down into the snapring retainer and attach the vacuum tube.
  6.  
  7. Install the snapring retainer.
  8.  
  9. Install the upper manifold assembly.
  10.  
  11. Connect the negative battery cable.
  12.  

 
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