Originally Posted By: wisdav1
HI
I have a 2004 siverado 1500, that the motor dies
at idle, and at slow speed. It always starts back
up. Also 430 code pops up once in awile.
My van does this and I used MMO in the gas or 2cycleoil with tcw3, it stopped it all together. Now I use 2 cycleoil in the gas all the time,,,its cheaper then MMO, does basically the same thing, but I use MMO in the oil . well it works for me,,,277k miles on my engine and climbing.