fuel leak at o ring on fuel pressure regulator where it goes in fuel rail on 2005 pontiac sunfire 2.2 .i replaced fuel rail and fuel pressure regulator it worked for about 40 miles started leaking ag

Asked by johna Jul 21, 2012 at 09:17 AM about the 2004 Pontiac Sunfire Base

Question type: Maintenance & Repair

i replaced regulator and fuel rail it lasted about 40 miles leak again so i replaced o ring it did same thing .i notice the fuel line is hot?

1 Answer

trip65 answered 11 years ago

did you put any white grease on the O-ring before installing it? helps it seat better. as far as the heat as the engine gets hot so will the line .

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