Learn when TPMS sensor replacement is needed, how sensor modes work, and tips for troubleshooting signal issues in the shop.

Chris Chin/Digital Trends Other maintenance guides How to change your spark plugs How to change a car battery How to rotate your tires How to jump-start a car Checking your tire pressure might ...

Four Wheeler tech specialist Verne Simons helps a reader narrow down a slow but effective battery draw on an older Jeep.