Guys,

it's me again, PK, Otep, Ungas, 4D56 TDIC boys and diesel peeps HELP

... just curious with my intercooler, before kasi, when i switched the key to On before the tik sound and before starting the engine a humming noise that comes from the intercooler is heard. Ngayon kasi wala na.. as in before i start the engine.. hmmmmm me humming sound talaga.. just wanna know if that's okay... ?

How to know and test if the intercooler is working.?

How does intercooler help on the engine performance.. pwede pa explain na rin.. thanks.....

if ever my thread na regarding my questions.. pwede pa post sa link...

thanks ...