engineExhaust Manifold Torque Specsfor 2011 Buick Lucerne 3.8L V6 · FWDUnitslb-ftNm11 fastenersSeqComponentTorqueAngle—Cover Bolts14 lb-ft · 19 Nm——EGR Tube FittingCritical38 lb-ft · 52 Nm——Electrical Connector Bolts6 lb-ft · 8 Nm——Exhaust Manifold NutsCriticalApply anti-seize28 lb-ft · 38 Nm——Flange BoltsCriticalAnti-seize40 lb-ft · 55 Nm——Gasket Surface BoltsCriticalClean mating surfaces17 lb-ft · 23 Nm——Hanger Bolts17 lb-ft · 23 Nm——Heat Shield Bolts11 lb-ft · 15 Nm——Mounting BoltsCritical40 lb-ft · 54 Nm——O2 SensorCriticalApply anti-seize to threads38 lb-ft · 52 Nm——Sensor Mounting Bolts9 lb-ft · 12 Nm—📝 Suggest a correction to this torque spec