Check the refrigerant pressure. There is a sensor that detects the pressure of the refrigerant. If the pressure is not high enough the compressor will never engage.
The blower motor circulates the air through the system.
A 1998 Cadillac Deville does not have a blower relay. The system has a fuse and a controller to feed power to the blower motor.
Blown fuse, defective blower motor, blower motor resistor pack, or loose wiring.
It controls the amount of current the blower receives so that is operates at the speed level you select ie: Low, Med, High.
On an auto temp system the blower motor resistor has failed and needs replaced.
i had a 1990 acura legend my blower motor was located under the passenger side dash board
Blower motor fuse is blown. Blower motor resistor burned out. Blower motor switch bad. Blower motor bad.
Blower motor: remove the glove box and you will see the blower motor and blower resistor.
usually the blower motor resistor pkg. located on or near the blower motor
Work you way from the blower motor first by checking that it has both power and ground and then check the rest of the electrical system............
If you are saying the blower motor will not work, then check the fuse. If the fuse is not blown, then it is possibly a defective Blower Motor Resistor Pack, blower motor, or blower motor speed control switch, in that order.If you are saying the blower motor will not work, then check the fuse. If the fuse is not blown, then it is possibly a defective Blower Motor Resistor Pack, blower motor, or blower motor speed control switch, in that order.
It's close to the blower motor.