Filled up my sisters E85 Yukon ...now runs like crap.

[wjburken]

I do believe that some of you have been drinking that E-85. It is not good for brain cells.

Have we solved the OP’s original issue? I seem to recall they ruled out fuel issues and and are on to possible lifter issues.

 

[gat0r]

^ yup, not fuel issue on pg.5
& not his fault

had multiple misfires... so further diagnosis needed

 

[soulsea]

No politics on this forum.

You can have at it on literally the entire rest of the internet.