Re: Mirror attach

[tinychris59]

Re: Mirror attach

Hey I need help I have a 2003 silverado 4x4. V8 5.3 and when it warms up. To 210 it's normal temp it starts to surge and die and rpm all over till it dies but after it sits and cools down it's fine and.the fuel pump whines wen it's heated up

 

[zora]

Re: Mirror attach

do you have a check engine light on? can you do a fuel pressure test? can you pull off the vacuum line on the fuel pressure regulator and check for gasoline, if you see gasoline the regulator has to be replaced.