1. Open the glove box and remove the contents.
2. Locate the two screws that hold the glove box in place and remove them.
3. Pull the glove box out of the dash.
4. Locate the blower motor resistor, which is a small black box with multiple electrical connectors.
5. Disconnect the electrical connectors from the resistor.
6. Remove the resistor from the mounting bracket.
7. Replace the resistor with a new one.
8. Reinstall the blower motor resistor in the mounting bracket.
9. Reconnect the electrical connectors to the resistor.
10. Reinstall the glove box.