b series

[Toasta]

my motor has a problem when u start it the rpm go between 1300 to 1500 then when car is warm the rpm is at 500 then dies wut the issue?

There r no vacuum leaks either

[MYeg'sALLMOTOR]

Oh I know what it is I had the same problem u know how I fixed it I just went K lmfao

[Toasta]

well wut is it

[injen78]

iacv or fitv...
screw in the white plastic valve inside the fitv..if that doesnt work clean out the iacv..if that doesnt work replace the iacv..
but before anything bleed the coolant.

[Slicks]

x2

[crzycivic93]

x3