GM Blazer/Jimmy/Typhoon/Bravada 1983-1993 Repair Guide

Fuel Pressure Regulator

Print

REMOVAL & INSTALLATION



See Figure 1

  1. Properly relieve the fuel system pressure and disconnect the negative battery cable.
  2.  
  3. Disengage the vacuum line from the pressure regulator.
  4.  
  5. If applicable, disengage the fuel line(s) from the regulator.
  6.  
  7. Remove the retaining bolts, then separate the regulator from the fuel rail assembly.
  8.  

To install:
  1. Install the regulator to the fuel rail and secure using the retaining bolts.
  2.  
  3. If applicable, engage the fuel line(s) to the regulator.
  4.  



Click image to see an enlarged view

Fig. Fig. 1: Cross-sectional view of the fuel pressure regulator - 4.3L MFI-Turbo engine

  1. Engage the regulator vacuum hose.
  2.  
  3. Connect the negative battery cable, then pressurize the fuel system by cycling the ignition (without attempting to start the engine) and check for leaks.
  4.  

 
label.common.footer.alt.autozoneLogo