Cadillac: ac fan, cadillac deville, blower motor

Question

---there are 3 wires they are red white and black----------------------

Followup To

Question -
i have a 99 cadillac deville and the ac fan quit blowing. the ac clutch engages and the instriments all lite up

Answer -
I need to know what color wires are attached to the blower motor and how many wires there are ?.

Answer
Replace the blower motor ONLY if the vehicle does NOT have a POWER MODULE.

Ask the parts person if your car has a POWER MODLE for your A/C blower and if it does, Replace the POWER module.

If it does NOT have a POWER MODULE replace the blower motor.