GM Corvette 1984-1996 Repair Guide

Pressure Relief Valve

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REMOVAL & INSTALLATION



See Figure 1

  1. Clean the area around the fuel pressure connection with a suitable spray cleaner.
  2.  
  3. Disconnect the negative battery cable.
  4.  
  5. Properly relieve the fuel system pressure, as outlined earlier in this section.
  6.  
  7. Remove the fuel pressure connection valve and seal. Discard the seal.
  8.  



Click image to see an enlarged view

Fig. Fig. 1: Exploded view of the fuel pressure connection assembly-5.7L (VIN 8) engine

To install:
  1. Install a new seal on the fuel pressure connection.
  2.  
  3. Position the fuel pressure connection in the fuel rail and tighten securely. For 5.7L (VIN 8) engines, tighten the valve to 88 inch lbs. (10 Nm) for 1985-88 vehicles, or to 115 inch lbs. (13 Nm) for 1989-91 vehicles.
  4.  
  5. Tighten the fuel filler cap.
  6.  
  7. Connect the negative battery cable. With the engine OFF , turn the ignition to the ON position and check for fuel leaks.
  8.  

 
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