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.
SYS.OK|MANUAL.DB● LIVE
HOMESERVICE MANUALSCHEVROLET2001CHEVY EXPRESS G2500, VAN PASSENGER EXTENDED, 5.0 MREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 134 (ENGINE CONTROLS - REMOVAL & INSTALLATION)FUEL SYSTEMS (CNG)LOW PRESSURE REGULATORREMOVAL
2001 Chevrolet Chevy Express G2500, Van Passenger Extended, 5.0 M
Low Pressure Regulator: Removal
2001 Chevrolet Chevy Express G2500, Van Passenger Extended, 5.0 MSECTION Removal
WARNING: This page is about a different car, the 2003 Pontiac Sunfire and 2003 Chevrolet Cavalier. However, it is still accessible from the selected car via links, so may be relevant.
- Relieve the CNG fuel system pressure. See FUEL SYSTEM PRESSURE RELEASE (CNG) .
- Remove the battery, air cleaner outlet duct and the air cleaner assembly.
- Disconnect the fuel line from the LPL fuel inlet elbow. See Figure.
- Remove the retaining bolt from the fuel pressure regulator.
- Remove the fuel feed hose from the LPR using a twisting motion.
- Disconnect the LPL harness connector.
- Remove the LPR/LPL mounting bracket nuts.
- Remove the LPR/LPL assembly from the vehicle.
- Remove the LPR and LPL mounting bolts.
- Remove the LPR/LPL assembly from the mounting bracket.
- While holding the union with a wrench, rotate the LPL to separate the components. See Figure.
RENDER: 1.0x
NO RELATED
Recommended Tools & Savings
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
Affiliate disclosure: We may earn a commission at no extra cost to you.
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.