If you find your car struggling to start or losing power, this could also indicate a fuel pump problem. StallingĪnother telltale sign that the Toyoat Grand Cherokee’s fuel pump is going out is stalling, often followed by the engine restarting after several minutes. After it has primed, you may hear a high-pitched whining noise, which can indicate a fuel pump that is failing. The sound clip above is a fuel pump priming. Here, we’ll discuss three key indicators that your fuel pump might be failing. When determining if your Jeep Grand Cherokee’s fuel pump is going bad, there are a few common symptoms to look out for. Identifying Bad Fuel Pump Symptoms Typical Fuel Pump If your Grand Cherokee’s check engine light is on, and it has code P0087, there’s a lack of fuel pressure, and you’re on the right track.Running low or out of gas can damage a fuel pump and shorten its life.Catching issues early can prevent further damage to your Grand Cherokee and help avoid being stranded.Be aware of the warning signs of a bad fuel pump, such as a whining noise, stalling, and trouble starting your car. Your fuel pump is responsible for pushing fuel from your vehicle’s fuel tank to the engine, but when it starts to fail, your engine may suffer run rough, have trouble starting, or not start at all. A bad fuel pump can cause a myriad of problems for your Jeep Grand Cherokee, making it essential to be aware of the warning signs that indicate trouble.
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