Function: Runs the four-wheel drive (4WD) drivetrain and controls the process of shifting gears when the vehicle operates in 4WD mode.And manages engine torque distribution between the drive axles and how much force each axle and wheel gets
Upgraded Performance: Made of high quality ABS material, corrosion resistant and high temperature resistant, sturdy and durable. Conforms to OEM standards, direct replacement, plug and play, precise control
Signals of Replacement: 1.Engine Hesitation. 2.Gear Shifting Issues. 3. Service 4WD Warning Light Switches On. 4. Transfer Case Can't Maintain 4WD Mode. 5. 4WD Can't Engage or Disengage