I have lost 25 lbs of air pressure in one tire in the past 6 weeks or so sitting in the driveway . Turned on the TPMS to check for the upcoming trip , and three were 102 psi. , the low tire was 77. ...
Thank you for posting the outcome. No worries about a patch, in my younger days I plugged tires with tar string repairs and drove them until they were bald. I don't ever remember hearing of a patch failure of any kind, ever.