coolingWater Pump Torque Specsfor 2009 Buick Lucerne 3.8L V6 · FWDUnitslb-ftNm9 fastenersSeqComponentTorqueAngle—Coolant Hose ClampsSpring clamps preferred3 lb-ft · 4 Nm——Drain PetcockHand tight6 lb-ft · 8 Nm——Fan Bolts9 lb-ft · 12 Nm——Hose ClampsDo not overtighten3 lb-ft · 4 Nm——Housing BoltsCritical12 lb-ft · 16 Nm——Pump BoltsCriticalTorque in sequence21 lb-ft · 28 Nm——Thermostat Housing Bolts11 lb-ft · 15 Nm——Timing Cover BoltsCriticalIf accessed16 lb-ft · 22 Nm——Water Pump BoltsCriticalTorque in sequence20 lb-ft · 27 Nm—📝 Suggest a correction to this torque spec