Shop OEM General Motors Part # 85512135. Block Heater. Cord Assembly - Engine Cooling Heater. Silverado, Sierra 2500 HD. Silverado, Sierra 3500 HD

Sierra 2500 HD; 180 Degrees. Sierra 2500 HD; 185 Degrees. Sierra 2500 HD; 4WD. Sierra 2500 HD; Front; Lower. Sierra 2500 HD; Front; Upper. Sierra 2500 HD; Gasket. Sierra 2500 HD; Inlet. Sierra 2500 HD; Lower. Sierra 2500 HD; O-ring. Sierra 2500 HD; Outlet. Sierra 2500 HD; Rear. Sierra 2500 HD; RWD. Sierra 2500 HD; Upper. Sierra 3500 HD; 180 Degrees. Sierra 3500 HD; 185 Degrees. Sierra 3500 HD; 4WD. Sierra 3500 HD; Front; Lower. Sierra 3500 HD; Front; Upper. Sierra 3500 HD; Gasket. Sierra 3500 HD; Inlet. Sierra 3500 HD; Lower. Sierra 3500 HD; O-ring. Sierra 3500 HD; Outlet. Sierra 3500 HD; Rear. Sierra 3500 HD; RWD. Sierra 3500 HD; Upper.

Sierra 2500 HD. Sierra 3500 HD. Silverado.