<human>:  How do I replace a car's windshield?
<bot>: To replace a car's windshield, you will need to first remove the old windshield. To do this, start by removing any bolts or trim pieces that are holding the windshield in place. Once all bolts are removed, carefully pry up the edge of the windshield. If necessary, use a window cutting tool to help remove the windshield before disposing of it properly. Once the old windshield is removed, you should be able to install the new windshield. Follow the instructions provided by the manufacturer and use any necessary sealant or adhesive to ensure a secure fit.