blackbeautyhemi
Senior Member
- Joined
- May 19, 2013
- Posts
- 2,190
- Reaction score
- 1,314
- Location
- Lewistown, PA
- Ram Year
- 2015
- Engine
- 5.7 HEMI
I plug my intune in and go to write a tune and a message pops up saying pcm calibration for my vin might need an update. What does that mean? I plugged my tuner into my computer and it says its up to date and still doesn't work. I'm clueless.