E35A or E35B

I have a 2007 LBZ. Is this an E35A or E35B ECM?

thanks

I found it. E35A is for the LBZ!

Yep, there is an error in V7.5 tune tool that incorrectly refers to the LBZ as both E35A and E35B. Until it is fixed, E35A=LBZ & E35B=LMM.