Changing batteries this week end in the TPMS. I have the 507 Truck System Technologies system. This is the 2nd time as I have got 2 years out of the batteries each time. Thinking about leaving off ...
I've had the flow-through sensors also for about three years too. They are still on the original batteries, and I also take them off the wheels when the toyhauler is in storage for the winter.
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