PartsSquare Heater Blower Motor Resistor 1248202710 RU562 Replacement for 1990 1991 MERCEDES-BENZ 420SEL 1992 MERCEDES-BENZ 400SE 1993 MERCEDES-BENZ 400SEL 1992 1993 MERCEDES-BENZ 300SD 300SL 400E Blower Motor Resistor Only Compatible with: MERCEDES-BENZ 1987 1988 1989 260E, 1988 1989 1990 1991 1992 1993 300CE, 1987 1988 1989 1990 1991 1992 1993 300D, 1986 1987 1988 1989 1990 1991 1992 1993 300E, 1992 1993 300SD, 1986 1987 300SDL, 1988 1989 1990 1991 1992 1993 300SE Blower Motor Resistor Only Compatible with: MERCEDES-BENZ 1988 1989 1990 1991 300SEL, 1990 1991 1992 1993 300SL, 1987 300TD, 1988 1989 1990 1991 1992 1993 300TE, 1991 350SD, 1990 1991 350SDL, 1992 1993 400E, 1992 400SE, 1993 400SEL, 1990 1991 420SEL Replaces Dealer Part Numbers of Blower Motor Resistor: 1248202710, RU562, 1147828109 Package Includes:1 Piece Blower Motor Regulator Resistor 1 Year Warranty: Every Blower Motor Resistor must take inspected and tested multiple times before the shipment, if you get any problems with our this Blower Motor Resistor, please contact us in the first time, we will response it as soon as possible. Always wear safety glasses when working on your vehicle. Wear other personal protective equipment when necessary, for example, latex gloves or closed toe shoes. cleaning the blower motor and AC filter before replacing new blower motor resistor is highly recommended. If the new blower motor resistor didn&#039;t work after correct replacement, your blower motor maybe had worked abnormally before your replacement. Remove the negative battery terminal. Locate the blower motor resistor on the passenger side under the dash board. It is mounted to the the blower housing near the blower motor. Disconnect the electrical connector to the blower motor resistor. Remove the screws or bolts to the blower motor resistor and remove the resistor. Installation is the reverse of the removal. Not remanufactured or rebuilt. High Quality Replacement Part. Exact Fit for easy installation. 100% Brand New and tested prior to leaving the factory. High Output E xact Fit Q