What Causes Faint And Infrequent Heart Beats While On Pacemaker?

I have had a pacemaker for many years and about a week ago I felt a VERY faint ,infrequently,
feeling in the pacemaker area. I did miss an apointment to have it checked about three weeks
ago. Was the feeling from the pacemaker. Art Beloff. I have a ST Jude model End email is
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