How do you remove defrost switch from Saturn Ion?

To remove the defrost switch from a Saturn Ion, first disconnect the vehicle's battery to ensure safety. Then, carefully pry off the trim surrounding the switch using a trim removal tool. Once the trim is removed, access the back of the switch, disconnect the electrical connector, and unfasten the switch from its mounting using a screwdriver if necessary. Finally, pull the switch out gently to complete the removal process.