Astro Van 2WD V6-4.3L VIN X (2002)
Fuel Pressure Regulator: Service and Repair
REMOVAL PROCEDURE
1. Relieve the fuel system pressure. Refer to Fuel Pressure Relief Procedure in Computers and Controls Systems.
2. Remove the upper intake manifold assembly.
3. Remove the fuel pressure regulator retainer clip (5).
4. Pull and twist the fuel pressure regulator (6) in order to remove the fuel pressure regulator from the fuel pressure regulator housing using a shop
towel to catch any spilled fuel.
5. Remove the regulator seal lower O-ring (3).
6. Remove the regulator assembly filter (2).
7. Remove the regulator seal upper O-ring (1).
8. Remove the regulator seal backup ring (7).
9. Discard the O-rings.
INSTALLATION PROCEDURE
IMPORTANT: If the fuel pressure regulator is to be reinstalled, inspect the filter screen for contamination. If the filter screen is contaminated,
replace the regulator.
