fuelFuel Cap Torque Specsfor 2010 Buick Lucerne 3.9L V6 · FWDUnitslb-ftNm5 fastenersSeqComponentTorqueAngle—Bracket Bolts15 lb-ft · 20 Nm——Cover Screws8 lb-ft · 11 Nm——Fuel Rail BoltsCritical15 lb-ft · 20 Nm——Line FittingsCritical20 lb-ft · 27 Nm——Mounting Bolts20 lb-ft · 27 Nm—📝 Suggest a correction to this torque spec