No Obituary found, but from his Father's at:  http://www.sorgefuneralhome.com/obituaryview.php?m=2006-12-00&pid=219

Surviving are his wife of 48 years; a daughter, Kandy of Bogata, Columbia, South America; a son, Shawn J. and wife, Jackie, of Hollidaysburg; three grandchildren: Lauren, Shannon and Taylor; a sister, Barbara Feduska of San Francisco; and two brothers: Robert of Gillette, Wyo., and Ronald of Los Angeles. He was preceded in death by two sons; Jake, Feb. 10, 1994, and Kevin, April 27, 2005; and a granddaughter, Erin Szymusiak in December 1994.

This matches a California Death Record that a John S Szmusiak, born 4/13/1959 in Pennsylvania, died 2/10/1994 in San Francisco, CA.  He was 34.