Don't overlook bad wiring!

This model is prone to wiring harness problems. My 92 400E has had problems with the fan resistor and associated wiring on two separate occasions. Exactly what was replaced/repaired I do not know, but they specifically said they replaced some bad wire...

Good Luck!

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02 S500
92 500SL
92 400E (Sold)
87 300E (Sold)
83 300D Turbo (Sold)
75 300D (Sold)
74 240D (Sold after 20 years)