How do you reset airbag light on a 2007 mercury montego?

To reset the airbag light on a 2007 Mercury Montego, first, ensure that the vehicle's battery is disconnected for about 10-15 minutes to reset the system. Reconnect the battery, then turn the ignition to the "On" position without starting the engine. If the light remains on, it may indicate a persistent issue that needs to be diagnosed using an OBD-II scanner to check for fault codes. If you’re not comfortable doing this yourself, it's best to consult a professional mechanic.