wancsta
20+ Year Contributor
- 248
- 4
- Jan 13, 2003
-
Clarks summit,
Pennsylvania
So I have one more idea. Any chance you installed the GM MAF backwards? It will only function right if its facing the correct way. Im sure you know this but thought Id throw some more ideas out there.
Good Luck
Kolby
I have stared at the engine bay for hours on end hoping I would find something like that but everything is just the way it's supposed to be.

j/k
They're being really hush hush about any logs/videos of cars idling w/ the sd setup...