Low Pressure Lock-Off Solenoid: Installation
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.
- While holding the union with a wrench, rotate the LPL as necessary to attach the components. Tighten the LPL 1-3 turns from hand tight as necessary to properly align and seal the LPL and LPR to the union.
- Loosely install the LPR mounting bolts through the mounting bracket and into the LPR.
- Loosely install the LPL mounting bolts through the mounting bracket and into the LPR. Tighten the mounting bolts to specification. See TORQUE SPECIFICATIONS .
- Place the LPR/LPL mounting bracket onto the transmission housing studs. See Fig 1.
- Install the LPR/LPL mounting nuts onto the mounting studs. Tighten the nuts to specification. See TORQUE SPECIFICATIONS .
- Install the fuel feed hose at the regulator using a NEW "O" ring. Lubricate the "O" ring with petroleum jelly, or equivalent. See Figure.
- Install the fuel hose retainer and the hold-down nut. Tighten the nut to specification. See TORQUE SPECIFICATIONS .
- Install the fuel line to the LPL fuel inlet elbow using a NEW "O" ring face seal. Lubricate the "O" ring face seal with petroleum jelly, or equivalent. Tighten the fuel line fitting to specification. See TORQUE SPECIFICATIONS .
- Connect the LPL harness connector.
- Install the battery, air cleaner outlet duct and the air cleaner assembly.
- Start the engine. Check for CNG fuel leaks at each serviced fitting using the Combustible Gas Detector (J 45878).