Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
2005 GMC Jimmy Part Time, AutomaticFACTORY OEM SERVICE PROCEDURE
Removal Procedure
- Remove the upper intake manifold. Refer to Intake Manifold Replacement - Upper in Engine Mechanical-4.3L.
- Remove the fuel pressure regulator retainer clip (5).
- Twist and pull the fuel pressure regulator (6) in order to remove the regulator from the housing using a shop towel to catch any spilled fuel.
- Remove and discard the regulator seal O-ring (10).
- Remove and discard the regulator filter (9).
- Remove and discard the regulator seal O-ring (8).
- Remove and discard the backup ring (7).
- Cover the fuel pressure regulator housing to prevent contamination from entering the fuel system.
Factory Service Tools
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.