Originally Posted by West Peterson
I just read a "how to" article on replacing the batteries in the valve stem sensors. Looks to be more trouble and expense than it's worth, unless you can get your tires demounted and mounted for free. If, however, you're getting ready to replace tires, it might be worth it. The cost to replace the batteries is roughly $5 each.
Link?
I'm looking at a new set of tires this summer and will pull the TPMS sensors. If I could replace the batteries, I could put them back in for the next set of tires.
Doesn't look easy, sealed unit that will need to be cut apart and resealed, but I'm always up for a challenge.