GENERAL MOTORS 4L60E Valve Body identification 4L60E 1993 – 1994 4L60E 1995 4L60E 1996 – 2001 4L60E 2001 – 2002 4L60E 2003 – 2008 4L60E 2005 – up (Hummer / Colorado) with Cut Corner 4L60E 2009 – up 4L60E 2009 – up with Cut Corner