4 Wheel Drive Jeep
4wd Jeep grand cherokee has inbuilt system designed to indicate warnings to the driver when something is wrong with the car system.
What causes Service 4WD light?
The transfer case is responsible for distributing power between the front and rear axles. If it overheats, it may no longer be able to function properly, causing the 4WD light to flash. The flashing light may also indicate that the system has been disabled until it can cool down.