I can change the VIN in the T87 or T87A?s

Is it programmed otherwise?

If not I should be able to do that too.

Quote Originally Posted by eastdawg737 View Post
Can you help me? I have a very similar situation. Were you ever able to get a T87A to work in a pre-2017 vehicle?

I?ve installed a 2018 8L90 in my 2016 Sierra and have found that I need a T87A for this application. HP Tuners can?t program to my VIN.