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How much does it cost to replace spark plugs in a Dodge Dart?

The cost to replace spark plugs in a Dodge Dart can range from $100 to $300, depending on various factors. This article will provide a detailed breakdown of the typical costs associated with this common maintenance task.


Spark Plug Replacement Cost Breakdown


The main factors that influence the cost of spark plug replacement in a Dodge Dart include:



  • Parts Cost: The spark plugs themselves typically cost between $10 and $30 each, depending on the quality and type of spark plug used.

  • Labor Cost: The labor cost to replace the spark plugs can range from $50 to $150, depending on the mechanic's hourly rate and the difficulty of the job.

  • Number of Spark Plugs: The Dodge Dart typically has 4 spark plugs, but some models may have 6 or 8, which would increase the overall cost.

  • Location of Spark Plugs: If the spark plugs are difficult to access, the labor cost may be higher.

  • Additional Repairs: In some cases, other issues may be discovered during the spark plug replacement, such as a faulty ignition coil or wiring, which would add to the overall cost.


Based on these factors, the typical cost to replace the spark plugs in a Dodge Dart can range from $100 to $300, with the average cost being around $200.


When to Replace Spark Plugs


It's generally recommended to replace the spark plugs in a Dodge Dart every 30,000 to 60,000 miles, or as specified in the vehicle's maintenance schedule. Replacing the spark plugs at the recommended intervals can help ensure optimal engine performance, fuel efficiency, and emissions.


Signs that the spark plugs may need to be replaced sooner include:



  • Decreased engine performance or power

  • Reduced fuel efficiency

  • Rough idling or misfiring

  • Difficulty starting the engine

  • Increased emissions or failed emissions tests


If you notice any of these issues with your Dodge Dart, it's a good idea to have the spark plugs inspected and replaced if necessary.


DIY Spark Plug Replacement


For those who are mechanically inclined, it is possible to replace the spark plugs in a Dodge Dart as a do-it-yourself (DIY) project. This can save a significant amount of money compared to having a mechanic perform the work. However, it's important to have the proper tools and follow the manufacturer's instructions carefully to ensure the job is done correctly.


Overall, the cost to replace spark plugs in a Dodge Dart can vary, but it's a common and necessary maintenance task that can help keep your vehicle running smoothly and efficiently.

Will AutoZone change spark plugs for you?


No, AutoZone does not change spark plugs; their business model is to sell auto parts, not provide repair services. While they will sell you the spark plugs and may offer advice or resources like how-to videos, you will need to go to a mechanic or dealership to have them installed. AutoZone does, however, offer some free services like battery testing and wiper blade installation, as detailed in this YouTube video and this Quora post. 
This video explains what services AutoZone offers for free: 23sWCPO 9YouTube · May 30, 2018
You can watch this video to learn about AutoZone's spark plug installation services: 56sMotor MatchupsYouTube · Dec 27, 2023

  • What AutoZone does: Sells auto parts, including spark plugs, and provides advice, how-to videos, and some free services like battery testing.
  • What AutoZone doesn't do: Install spark plugs or perform other complex repairs on customer vehicles.
  • Where to go for installation: A professional mechanic, a repair shop, or a dealership. 



What is the life expectancy of a Dodge Dart?


Dodge Darts can last anywhere from over 100,000 to over 300,000 miles with proper maintenance, but their lifespan depends heavily on the specific engine and transmission, with the 1.4L with the dual-clutch automatic transmission (DDCT) having more reliability issues. While some owners report major repairs, many owners have had positive experiences, with others having no issues at all outside of routine maintenance like batteries or motor mounts. 
Factors that influence longevity

  • Engine and transmission: The 2.4L engine and its automatic transmission are generally considered more reliable than the 1.4L turbocharged engine and its DDCT transmission, which had a recall for a turbo replacement in some cases. 
  • Maintenance: Owners who perform regular maintenance, such as oil changes, filter replacements, and tune-ups, are more likely to experience a longer lifespan for their Dart. 
  • Driving conditions: Driving habits and conditions can affect the longevity of any vehicle. A car that is driven regularly and in good condition is likely to last longer than one that is neglected. 
  • Owner feedback: While some owners have reported major issues, many owners have reported having no issues with their Dart outside of routine maintenance, and some have even reported having no issues at all. 

Tips for extending your Dodge Dart's lifespan
  • Perform regular maintenance: Keep up with oil changes, filter replacements, and other scheduled maintenance to keep your car running smoothly. 
  • Use high-quality parts: When replacing parts, use high-quality parts from reputable brands to ensure a longer lifespan. 
  • Avoid harsh driving: Avoid aggressive driving, as this can put unnecessary stress on your engine and transmission. 
  • Address issues promptly: If you notice any strange noises or other issues, have them checked out by a mechanic promptly to prevent further damage. 



What are signs of bad spark plugs?


Signs of bad spark plugs include rough idling, difficulty starting the engine, decreased fuel economy, and poor acceleration. You may also experience engine misfires, which can cause the vehicle to shake or hesitate, and the check engine light to illuminate. 
Performance issues

  • Rough idling: The engine shakes or sputters when the car is stopped. 
  • Engine misfires: The engine skips a beat, which can be felt as a hesitation or vibration. 
  • Poor acceleration: The vehicle feels sluggish when you press the gas pedal. 
  • Engine knocking: Unusual knocking or pinging sounds may come from the engine. 

Fuel and starting problems
  • Poor fuel economy: You'll notice you need to fill up the gas tank more often. 
  • Difficulty starting: The engine may crank for a longer time before starting. 

Visual and warning signs
  • Check engine light: The light may come on, especially if the misfires are frequent. 
  • Black exhaust smoke: The tailpipe might emit black smoke. 
  • Visual inspection: When removed, a bad spark plug may show a worn electrode, a cracked insulator, or deposits of oil or fuel. 



How much does it cost to replace spark plugs in a 2016 Dodge Dart?


CarServiceEstimate
2016 Dodge DartL4-2.4LService typeSpark Plug ReplacementEstimate$215.43
2015 Dodge DartL4-1.4L TurboService typeSpark Plug ReplacementEstimate$387.91
2013 Dodge DartL4-1.4L TurboService typeSpark Plug ReplacementEstimate$387.91
2015 Dodge DartL4-2.4LService typeSpark Plug ReplacementEstimate$215.43


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.