Had an interesting thing happen today. actually it has happend a few times int he past as well.. after running the thing, and letting it sti there will go to start it and you here this boom.. and it try's to almost blow the exhaust off..... after that you start it and it runs fine.. any ideas???????

d

 

anyone have an inkling as to what is going on?

 

I never knew why but my old 01 trailblazer 250 use to do it to