Engine/Transmission (1998.5 - 2002) Propane ???

[Mundgyver]

I would think that when you go to idle, that the propane would shut off and any residiual would be evacuated via normal intake during the last 2 seconds before shutdown of the engine. Am I not thinking right

 

[SEmerson]

What does propane do for smoke?

 

[SpicyJam]

So far we have seen that it cleans it up.