electricalSpeedometer Cable Torque Specsfor 2012 GMC Sierra 2500HD 6.6L V8 Duramax Diesel · 4WDUnitslb-ftNm9 fastenersSeqComponentTorqueAngle—Battery Terminal BoltsCritical7 lb-ft · 9 Nm——Bracket Bolts20 lb-ft · 27 Nm——Cable FittingHand tight7 lb-ft · 10 Nm——Connector Screws4 lb-ft · 5 Nm——Cover Screws8 lb-ft · 11 Nm——Ground BoltCritical10 lb-ft · 14 Nm——Ground Strap BoltCriticalClean contact surfaces14 lb-ft · 19 Nm——Mounting BoltsCritical34 lb-ft · 46 Nm——Terminal BoltsCritical5 lb-ft · 7 Nm—📝 Suggest a correction to this torque spec