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![]() However, it is something that will come with practice. Replacing a water pump on your Jeep Grand Cherokee can be very intimidating if you have never done it before. Test until you can get the engine to start and run (this is what many people do).The drive belts will start slipping if your water pump is bad.Prodding along with the belt and pulleys.Noises coming from the engine compartment.After that, you can try prodding along with the belt and pulleys to see if your water pump is wobbling or grinding and needs to be replaced. You can start by listening to noises coming from your engine compartment to check for bearing or gear issues. There are many things you can do to test your water pump. The sound of an actual water pump going bad will be much more low-pitched and grinding. The sound of a water pump bearing going bad is a metallic smell and a high-pitched whining noise. Many people mistake the sound of a bearing going bad for a water pump that is going bad. What sound does a bad water pump make?īad sounds coming from your water pump can be very frustrating. Remember, if you have any electrical problems, then you may be having issues with the fuel pump relay as well. It is highly recommended that you change this filter on a regular basis because it can go bad over time. The fuel filter sits in between your fuel pump and your fuel injectors to keep particulates and debris from messing with your engine. What is the fuel filter on a Jeep Grand Cherokee? The fuel pump relay can also be activated manually by manipulating its wiring if for some reason you need to bypass it for any reason. If there are electrical problems or your battery goes dead, then that relay will activate to give you some time to plug in or jump your vehicle. The fuel pump relay sits in between your power supply and your fuel pump. What is the fuel pump relay on a Jeep Grand Cherokee? However, the first thing you should check is the fuel pressure. In this case, there may be something wrong with your distributor cap and rotor or ignition wires. It is important to note that whenever you have electrical issues, they can also cause other problems such as the engine not getting a spark or not getting fuel. This can be caused by electrical issues, bad fuel pump relay contacts, or external leaks around the fuel pump. If your fuel pump on a Grand Cherokee goes bad, you will likely experience problems starting the vehicle and cranking. Read More About Jeep Grand Cherokee 3.7 Misfire Problem What happens if the fuel pump on a Jeep Grand Cherokee goes bad? You don’t want to be stranded somewhere and find out you have a leak in your cooling system. Any unusual noises coming from the engine compartment.īe sure to check your coolant level when you are inspecting for leaks or for fluids on the ground as well.Squealing noise from the engine compartment.You can also do some prodding and poking around under the hood to see if you notice any leakages or other signs of movement from the pump. You can start by listening to any unusual noises coming from the engine compartment, especially near the radiator area.Īfter that, you can try checking the level of your coolant and if it is low then chances are your water pump has gone bad. There are a few ways to determine if your water pump is bad or not. How do I know if my Jeep water pump is bad? And steam coming from under the hood is a clear indicator that you have a major problem on your hands. Once your water pump begins to fail and leak, then you will start seeing steam coming out of your hood. Overheating may be caused by a buildup of debris on the radiator or a worn-out water pump that is not turning enough. If you are experiencing overheating issues, then a leak in your cooling system would not be surprising. If your water pump is using bearings to turn, and these bearings are worn out, then your pump will start wobbling which will cause excessive noise, and eventually, the pump will fail. It can also be caused by a loose water pump, which is usually caused by overheating issues or bearing wear. And this can be caused by problems with your drive belts or pulleys, worn-out tensioners, and even worn-out seals from your upper radiator hose. The first sign of a leak is coolant dripping on the ground or under the hood. If your water pump is leaking, then a few things will happen: the transmission and engine will both lose significant amounts of power and the cooling system will be compromised. Water pumps, when they go bad, can cause overheating and engine failure. Unfortunately, the jeep grand Cherokee is a frequent victim of water pump problems. ![]()
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