It s a common problem on 03 jeep grand cherokee.
Jeep grand cherokee radiator fan wont turn on.
It s your radiator fan relay switch.
It has fire going to the fan motor submitted.
It s an easy fix.
If the cooling fan stops working most do it yourself.
1995 jeep cherokee overheatinghello all got a slight over heating problem with my jeep.
On the 1999 2004 jeeps it is in a tough spot under the right headlight housing.
Without it the engine can reach dangerous temperatures and damage engine components.
While there are a variety of reasons your jeep grand cherokee air conditioning won t work the most common 3 are a refrigerant leak an electrical climate control issue or a problem with the air conditioning compressor.
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37 of the time it s.
The cooling fan in a jeep grand cherokee keeps engine temperatures at the correct level by kicking on during times when the engine reaches higher than average temperatures.
A switch attached to the radiator outlet tank above the radiator lower hose senses engine coolant temperature.
The fan is controlled by a relay mounted on the left inner fender panel.