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How do I know if my Dodge Challenger has a bad fuel pump?

If your Dodge Challenger is experiencing issues with its fuel system, it's possible that the fuel pump may be malfunctioning. A bad fuel pump can cause a range of problems, from poor engine performance to complete engine failure. Knowing the signs of a bad fuel pump can help you diagnose and address the issue before it becomes a more serious problem.


Signs of a Bad Fuel Pump in a Dodge Challenger


Here are some common symptoms that may indicate a bad fuel pump in your Dodge Challenger:



  • Difficulty starting the engine: If your Challenger is having trouble starting, especially when the engine is hot, it could be a sign that the fuel pump is not providing enough fuel to the engine.

  • Sputtering or stalling: A malfunctioning fuel pump may cause the engine to sputter or stall, especially under load or when accelerating.

  • Decreased fuel efficiency: If your Challenger's fuel economy has suddenly dropped, it could be a sign that the fuel pump is not delivering the correct amount of fuel to the engine.

  • Reduced power and acceleration: A bad fuel pump can cause a noticeable decrease in your Challenger's power and acceleration, as the engine is not receiving the necessary fuel.

  • Whining or buzzing noise from the fuel tank: A failing fuel pump may produce a whining or buzzing sound that can be heard from the fuel tank area.


If you notice any of these symptoms in your Dodge Challenger, it's important to have the vehicle inspected by a qualified mechanic as soon as possible to diagnose and address the issue.


Diagnosing a Bad Fuel Pump in a Dodge Challenger


To confirm if the fuel pump is the source of the problem, a mechanic may perform the following tests:



  • Fuel pressure test: This test measures the fuel pressure in the system to determine if the fuel pump is delivering the correct amount of pressure.

  • Fuel pump voltage test: This test checks the voltage being supplied to the fuel pump to ensure it is receiving the proper electrical signal.

  • Fuel pump current draw test: This test measures the current draw of the fuel pump to see if it is within the manufacturer's specifications.


If the fuel pump is found to be malfunctioning, it will need to be replaced to restore proper fuel delivery and engine performance in your Dodge Challenger.

What are the warning signs of a bad fuel pump?


11 Most Common Bad Fuel Pump Symptoms

  • High Temperature. One of the first signs of a failing fuel pump is an increase in the engine's temperature.
  • Engine Sputtering.
  • Power Loss.
  • Car Not Starting.
  • Noise in the Fuel Tank.
  • Poor Fuel Efficiency.
  • Engine Misfire.
  • Stalling at High Temperatures.



How do I know if my fuel pump is bad on my Dodge Challenger?


Listen for unusual noises coming from the fuel tank area, such as a high-pitched whine or a humming sound. These noises can indicate issues with the fuel pump motor. A illuminated check engine light on your dashboard can be triggered by a range of issues, including fuel pump problems.



How do you check yourself for a bad fuel pump?


Listen for the Fuel Pump: Turn the ignition key to the ``ON'' position without starting the engine. You should hear a faint whirring sound from the fuel tank for a few seconds. If you don't hear anything, the pump may be faulty. Check Fuel Pressure: Use a fuel pressure gauge to check the fuel pressure at the fuel rail.



How much does it cost to replace a fuel pump?


$1,000 to $1,300
The typical fuel pump replacement cost is $1,000 to $1,300, depending on the vehicle, age, and region. Labor costs range from about $600 to $700, and parts for fuel pump replacement are about $500 to $600. Estimates do not include taxes and fees.



How much does it cost to replace a fuel pump on a Challenger?


The average cost for a Dodge Challenger Fuel Pump Replacement is between $915 and $1,281. Labor costs are estimated between $113 and $143 while parts are priced between $802 and $1,138. This range does not include taxes and fees, and does not factor in your unique location. Related repairs may also be needed.



How many fuel pumps does a Dodge Challenger have?


two fuel pumps
Due to its performance demands and drivetrain design, the Dodge Challenger has two fuel pumps that work to keep its engine well-fed. This is the case for almost every modern Dodge Challenger, regardless of its trim level.


Kevin's Auto

Kevin Bennett

Company Owner

Kevin Bennet is the founder and owner of Kevin's Autos, a leading automotive service provider in Australia. With a deep commitment to customer satisfaction and years of industry expertise, Kevin uses his blog to answer the most common questions posed by his customers. From maintenance tips to troubleshooting advice, Kevin's articles are designed to empower drivers with the knowledge they need to keep their vehicles running smoothly and safely.