Just curious, had you been checking your oil?
Did you check it after the oil change?
Was the PCV valve changed when the oil was changed (or around then)?
Here's some of the threads on engine failure, polls, experience, etc....
http://vehicross.info/forums/showthr...E+FAILURE+POLL
http://vehicross.info/forums/showthr...E+FAILURE+POLL
http://vehicross.info/forums/showthr...ngine+oil+poll
http://vehicross.info/forums/showthr...184#post166184 (particularly starting at post #9)
http://www.vehicross.info/forums/sho...light=axiom+DI
http://www.vehicross.info/forums/sho...light=axiom+DI
http://vehicross.info/forums/showthr...ght=iamironman