it is the blend door in the duct system
the blower motor relay is located next to the blower motor it is connected to the motor by a purple and black wires
Pass side firewall.
Replace shoes brake 2003 Chevy
It is under the dash where the passagers feet go.
Most likely the Blower Motor Resistor.
It is located on the passenger side below the dash. A 7-wire harness goes to it. It is next to the blower motor, which is circular in shape.
Yes, located in the blower motor resistor pack. Follow the wires backward from the blower motor to find it.
Its not the relay, it is the blower motor resistor.
If yourtalking about the heater blower, I believe they are hidden behind the glove box inner liner.
On 03 silverados i belive the blower motor relay is internal to the blower motor resistor. i could be wrong though, check the underhood fuse/relay panel for one.
you have to remove the glovebox, its behind that, it has 2 bolts and a "connector", should be on the left side of the blower housing.
It's the fuse for the blower motor in your dash (air vents)