[67cheby]

will work on 99-02 GM 4.8, 5.3, 6.0 , and 8.1.......also 03-early 07 4.8, 5.3, 6.0and 8.1.. This is the new version that lets you download any new updates online.... Suggested MSRP $ 439 yours for only $275, call mike 1 479 599 9664, will post pics monday, i dont check my computer on sundays so if you need me just call my cell