Where is the blower motor resistor on a Chevy 2500 2004 express van located?

On a 2004 Chevy Express 2500 van, the blower motor resistor is typically located under the dashboard on the passenger side. It is mounted near the blower motor, usually within the HVAC housing. To access it, you may need to remove the lower dash panel and possibly the glove compartment for better visibility.