PartsSquare HVAC Blower Motor Resistor 90566802 RU535 JA1656 1580845 90512510 Replacement for 1997 1998 1999 2000 2001 CADILLAC CATERA 2003 2004 2005 2006 2007 SAAB 9-3 Replaces dealer part numbers of blower motor resistor: 90566802, 1580845, 4P1533, RU535, JA1656, 90512510 Blower Motor Resistor Fitting for the following years and models : 1997 1998 1999 2000 2001 CADILLAC CATERA 2003 2004 2005 2006 2007 SAAB 9-3; Package included: 1x Blower Motor Regulator Resistor Tested to meet or exceed High quality specifications Professional friendly after-service team in US to offer timely issues resolution, parts have worry-free 12 months warranty 1.Cut off the engine and disconnect the battery. 1. Wait until the blower motor cool to room temperature. 2. The most important is clearing dust for the blower motor via professional motor detergent, please dont use water to clean!!! 3. Wait until blower motor get dry. 4. Disconnect the electrical connector at the resistor. If the new blower motor resistor didn&#039;t work after correct replacement, your blower motor might had worked abnormally before your replacement. 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 Exact Fit