Removal Procedure
Courtesy of GENERAL MOTORS CORP.
- Relieve the fuel pressure. Refer to Quick Connect Fitting(s) Service (Metal Collar) .
- Clean any dirt from the fuel pressure regulator.
- Disconnect the fuel pressure regulator vacuum line.
- Remove the fuel pressure regulator retainer clip (7).
- Lift and twist the fuel pressure regulator (10) in order to remove the regulator from the fuel rail. Use a shop towel to catch any spilled fuel.
- Remove the regulator seal lower O-ring (8).
- Remove the regulator assembly filter.
- Remove the regulator seal upper O-ring (9).
- Remove the regulator seal back-up ring.
- Cover the fuel pressure regulator housing in order to prevent contaminates from entering the fuel system.