Caprice Wagon V8-350 5.7L (1994)
Fuel Pressure Regulator: Service and Repair
Fuel Rail Assembly.
Fuel Pressure Regulator Assembly.
CAUTION:Fuel pressure must be relieved prior to opening the fuel system.
Remove or Disconnect:
1. Disconnect negative battery terminal
2. Remove fuel rail assembly
Disassemble
1. Remove pressure regulator attaching screw
2. Remove pressure regulator from fuel rail
3. Remove regulator O-ring and discard
Assemble