Bad Switch/Blower Motor Resistor Assembly May Cause Inoperative Heater Blower Motor on Mercedes-Benz S420

Other than a defective motor, a bad switch or blower motor resistor assembly can cause an inoperative heater blower motor.

RepairPal Verified
Average mileage: 1,070,350 (138,700–2,002,000)
6 model years affected: 1994, 1995, 1996, 1997, more1998, 1999
8 people reported this problem
2 people shared problem details
1998 Mercedes-Benz S4202,002,000
No heat when heat setting is on. What would make the resistor assembly go bad and what do I need to do
Decreased blower efficiency.
Related Items:
I just picked up the vehicle at body shop having the front bumper repaired. Turning on the air...
Does the A/C Blower have a fuse, relay or resistor that would keep it from blowing? Where is it...
has the blower motor gone out?part # 1408300508 or is there something else wrong?
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN" "
I have a bad fuel leak going on from the rear passenger side of my 95's420 mercedes . I suppose...

Related Content