RepairPal Certified shops can diagnose and repair your 1993 Mercedes-Benz 600SEL. They provide transparent pricing with a minimum 12-month or 12,000-mile warranty on repairs and services.
the blower resistor is mounted on the blower motor and is
sold as a separate part (1408218351 $308.00). this is located inside the engine compartment, passenger side at the cowl. remove plastic cover, then remove a/c cabin filter. the motor is there.