HVAC AC Blower Motor Resistor Control Module. Controls the fan speed of your blower motor by changing resistance and limits the current through the blower motor. If your AC is experiencing failure such as fan only runs on high or fan does not work at all, this blower motor resistor is a suitable solution. Condition: and never used Reference Part Numbers: 4P1516, 4P1595, 2-BMR34, 15-80567, 53-69738, BR532, RU-631, 20340, RU1321, MT1805, BMR34, JA1639, 15-81773, 89018778, 89018964, 89018653, 89018849, 93803635, 93803636, 973-508, 52495874, 251946786, 52416100, 22754990, 15850268, 10325408, 10356906, 10397570, 15827470, 15827491, 52497491 Fitment/Compatibility: For 2003-2006 Chevrolet Avalanche 1500, 2500 For 2003-2006 Chevrolet SSR For 2003-2006 Chevrolet Silverado 1500, 1500 HD For 2003-2004 Chevrolet Silverado 2500, 2500 HD For 2003-2006 Chevrolet Silverado 3500 For 2003-2006 Chevrolet Suburban 1500, 2500 For 2003-2006 Chevrolet Tahoe For 2003-2006 Chevrolet Trailblazer For 2003-2006 Chevrolet Trailblazer EXT For 2003-2006 GMC Envoy For 2003-2006 GMC Envoy XL For 2004-2005 GMC Envoy XUV For 2003-2006 Buick Rainier For 2003-2006 Cadillac Escalade For 2003-2006 Cadillac Escalade ESV, EXT For 2003-2006 Isuzu Ascender For 2003-2004 Oldsmobile Bravada For 2005-2006 Saab 9-7X Material: ABS + Metal Color: Black + Silver Package Contents: 1 x AC Blower Motor Resistor Control Module Note: The package includes only the items listed above. Other products are not included. Due to lighting and display differences, the item color may vary slightly from the images. Measurement may vary by +/- 1-3 cm.