VIDEOClick to see full answer. In this regard, can you replace valve stem on TPMS?Since a metal valve stem is connected to the sensor which sits on the other side of the tire, it may seem like the only possible fix for those conditions is to replace the entire TPMS sensor inside the wheel. However, that’s not the case. Once that’s done, you’ll have a new valve stem and valve core pin. can I replace TPMS myself? Most people do not have the equipment to unmount, mount and balance a tire at home. If you do then you can change the sensor yourself. If not then you will need to pay to have the sensor changed. Most TPMS units are designed to have a battery life of 8–10 years. Likewise, people ask, how much does it cost to replace a TPMS valve stem? Taking the place of $1.49 rubber valve stems of the past is the tire pressure monitor sensor. The replacement of these sensors can cost from $79.95 – $149.95 per sensor. Over time, these sensors are subject to corrosion and may require replacement.Can you replace a valve stem without removing the tire?Yes, but you have to deflate the tire and push the tire off the rim i.e. =break the bead= right next to the valve stem. If the valve stem is rubber, you cut off the inside part and remove the stem from the outside. If it’s metal, unscrew the outside nut and remove the stem from the inside.