Blower motor problem resolved E320
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'97 S500 Coupe, '94 E320 Wagon, '04 500SL
Blower motor problem resolved E320
Blower motor would not come on only slight hum. Used Pelican Parts photos. Replaced motor tested in place no luck. Replaced resistor and tested without routing all the wires all good. Old motor was also good. Installed new resistor and saved time and frustration by leaving solid aluminum heat sink in place and just replaced the resistor part, which had to be removed anyway, using the original mounting screws. Also the replacement heat sink had the mounting holes drilled with the wrong size threads and would have to be modified.
Peter
Peter