4l60 to 4l80 swap

Trying to find compatible 4l80 file. OS 12216125Attachment 136421

Here you go Attachment 136422 . I saved this a while back for my 02 Tahoe but its still on the backburner.

mjc79 THANK YOU!! I can never find the correct matching OS, probably me but I always appreciate the help here!!

No problem!