F 250 2WD Pickup V8-5.4L CNG VIN M (1999)
6.
Lubricate O-rings of new fuel pressure regulator with clean 5W-30 motor oil.
7.
Install fuel pressure regulator. Slight pressure is needed to seat O-rings.
8.
Install snap ring, ensuring snap ring is fully seated.
9.
Connect fuel pressure regulator vacuum line.
10.
Start and run engine. Check fuel pressure regulator for any leaks.
