electricalBlower Motor Torque Specsfor 1990 GMC Sierra 3500 7.4L V8 454 · 4WDUnitslb-ftNm2 fastenersSeqComponentTorqueAngle—Blower Motor Resistor Screws1.5 lb-ft · 2 Nm——Blower Motor Screws3 lb-ft · 4 Nm—📝 Suggest a correction to this torque spec