fuel pressure regulator replacement

1999 CHEVROLET TRUCK
130,000 MILES • V8 • 2WD • AUTOMATIC
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DON MULLINS
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  • 1 POST
1999 chev 3500 / 350 engine. Where is this part located on the motor ? I've bought the part and can't find it anywhere around the fuel injection system.
Apr 11, 2011 at 4:40 PM
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SATURNTECH9
  • ✓ASE Certified Mechanic
  • 30,869 POSTS
  • ASE Certified Mechanic
Its under the upper intake manifold


REMOVAL PROCEDURE

CAUTION: Refer to Battery Disconnect Caution in Cautions and Notices.



Disconnect the negative battery cable.
Relieve the fuel system pressure.
Remove the upper manifold assembly.
DISASSEMBLY PROCEDURE

IMPORTANT: If the fuel pressure regulator is to be reinstalled, inspect the filter screen (if equipped) for contamination. If the filter screen is contaminated, replace the regulator.








Disassemble the fuel pressure regulator snap ring retainer.







Disassemble the regulator assembly and the O-rings.
Discard the O-rings.
ASSEMBLY PROCEDURE








Lubricate the new O-rings with clean engine oil.
Install the backup O-ring, the large O-ring, the filter and the small O-ring.







Assemble the regulator with the vacuum tube pointing down into the snap ring retainer.
INSTALLATION PROCEDURE


Install the upper manifold assembly.
Connect the negative battery cable.









Apr 11, 2011 at 5:32 PM
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Repair Safety Notice: This information is for general instructional purposes only. Vehicle repair can be dangerous. Verify all information, follow manufacturer service procedures, use proper tools and safety equipment, and consult a qualified repair shop when needed.