No third or fourth upshift by transmission after tcc module replacemet. on 1999 Chevrolet Blazer

Had no communication with tcc module until replacement. Transmission downshifts upshifts one to two fine but goes into a neutral mode when you over 30mph.It does go into 4wd drive now.

Asked by for the 1999 Chevrolet Blazer
Whar are the codes?