How to set GM 90 2010 with out Pc

[john_boy]

Hi there just came back from local club and having found a problem with my esc ? Car ran realy well at ardent couple of weeks ago and haven't touched softwere since ?

Come to race tonight and car seams to stall on pawed out of a corner ??? Onse don't that some times it pulls thru it other it makes a realy load screeching sound ? Like somthing is slipping ?

Can any one help me
many thanks
john