Where is the heater blower motor on a 1999 Chevy Malibu?

The heater blower motor on a 1999 Chevy Malibu is located behind the dashboard, on the passenger side. To access it, you'll need to remove parts of the dashboard. It's not a simple job and usually requires some mechanical aptitude. A repair manual specific to your year and model will be extremely helpful in guiding you through the process.