the blower motor is located on the passenger side of the interior under the glovebox.
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.
The blower motor relay on a 1980 Cadillac Coupe Deville is situated on the passenger side. It is located in the vicinity of the firewall and is just below the windshield.
bad blower motor
Probably the blower motor, wiring to it or control switch
On the fire wall. Behind the engine.
under hood center of firewall / on my DHS it's under the dashboard on the passenger's side.
Blower motor speed resistors are generally located close to the blower motor.
where are the other motor mounts on the 94 deville
Defective Blower Motor Resistor Pack.
Right side under dashboard. Remove plastic cover then look for a Round plastic cover.
With that year deville...its more than likely the blower motor
The blower motor fuse protects the blower motor electrical circuit. The blower motor relay operates only the high speed function of the blower motor. The blower motor speed resistor operates the lower speed functions of the blower motor.