Where is the thermostat on a 1998 Jeep Grand Cherokee?
Where is the thermostat located in a 98 Jeep grand Cherokee, 6 Cyl ? Jeep Mechanic: Ron Z. If you follow the upper radiator hose from the radiator to where it meets the engine, this is the thermostat housing. The thermostat is inside.
Where is the thermostat on a jeep XJS?
The problem with running hot in XJs is two fold. First, marginal cooling system to start with. Second, the temp sensor for the gauge is at the back of the engine in the head, the hottest place in the engine cooling system. It might be 220° there, but only 195 at the stat.
Where is the temp sensor on a Jeep Cherokee?
Second, the temp sensor for the gauge is at the back of the engine in the head, the hottest place in the engine cooling system. It might be 220° there, but only 195 at the stat. It is a problem with a long engine block with the coolant coming all the way from the front.
How long does it take to replace the thermostat on a Jeep Cherokee?
If the temperature continues to climb past that point you may have air in the cooling system or a part of your cooling system may need to be replaced or upgraded. Replacing the thermostat on your 4.0 Jeep should only take about an hour or less, and is a fairly easy job even for the novice mechanic.
Where is the draincock on a Jeep Grand Cherokee?
Open draincock on the radiator to drain the coolant from your Jeep Grand Cherokee. This draincock is located on the lower right side facing the rear of your Cherokee. Use a sealable container and reuse the coolant if it is relatively new and clean. Follow the upper radiator hose to the point where it meets the thermostat housing.
How do you set the thermostat on a jeep?
Set the thermostat with the little burp valve (as seen in the above picture) facing upwards into the cylinder head. There is a recessed circle in the cylinder head for the thermostat to sit in. Make sure the spring goes on the inside of the head.
What should the temperature gauge be on a Jeep Cherokee?
Refill cooling system with coolant. Make sure not to mix coolants as red and green coolant don’t mix well and can end up becoming a jelly like substance. The last step is to start your Jeep up and let it idle. The temperature gauge should climb to 160*, 180*, or 195* depending on what thermostat you just installed.
How do you remove a thermostat from a cylinder head?
Remove the two, 1/2 inch bolts holding the thermostat housing on. The top one is much longer than the bottom one. The serpentine belt might be in the way of the lower bolt. If the belt is in the way, just loosen the tensioner and push the belt out of the way. 4. Remove the thermostat housing from the cylinder head.