suspensionUpper Control Arm - Front Torque Specsfor 2002 GMC Sierra 2500HD 6.6L V8 Duramax Diesel · 4WDUnitslb-ftNm6 fastenersSeqComponentTorqueAngle—Ball Joint NutCriticalTighten to 37 lb-ft then loosen 180°. Tighten to 37 lb-ft + 90-100 degrees (verify year).37 lb-ft · 50 Nm90°—Control Arm BoltsCritical95 lb-ft · 129 Nm——Control Arm-to-Frame NutsCritical⚠️ TORQUE AT RIDE HEIGHT (Weight on wheels) to prevent bushing failure.90 lb-ft · 122 Nm——Mounting Bolts20 lb-ft · 27 Nm——Strut BoltsCritical85 lb-ft · 115 Nm——Wheel Lug NutsCritical100 lb-ft · 136 Nm—📝 Suggest a correction to this torque spec