Melanie Reiff
Updated on Aug 11, 2022
A mechanic will retrieve any diagnostic trouble codes from your vehicle, remove the damaged spark plugs, and replace them with new ones during this service.
Spark plugs provide the engine with the finest combination of power, fuel economy, and low emissions, so they must always be in good operating order. Replacing your spark plugs can cost anywhere from $150 to $450 depending on your vehicle.
Continue reading to find out all the car insurance super app Jerry has gathered on spark plugs replacement.
The exact cost varies between different Smart models. For example, newer vehicle models are usually made with more expensive materials, so recent or high-end models will cost more, especially if your service requires a part replacement. Use the table below to estimate the cost for your own vehicle.
CarTotal Cost EstimateParts CostLabor CostAverage Dealer PriceEstimated Service Duration

What is a spark plugs replacement?

In this service, a mechanic will recover any diagnostic issue codes from your vehicle, remove the defective spark plugs, and replace them with new, working ones.
Spark plugs are an important component of your vehicle’s ignition system, as they ignite gasoline and air inside your engine. The main source of issues comes about with wear and tear over time.

How do I know if I need a spark plugs replacement?

There are a number of common indicators that your spark plugs might need replacing:
  • Having trouble starting your car
  • The check engine light has a misfire code
  • Your car has reduced fuel economy and power
  • There’s an unexplained engine vibration when driving

How to replace your spark plugs

A mechanic will typically do the following steps when replacing spark plugs:
  • Obtain the correct spark plugs for your specific vehicle
  • View any diagnostic trouble codes that may relate to your spark plugs
  • Remove the faulty sparks plugs and check for any signs of misoperation (Oil burning, pre-ignition damage, etc.)
  • Install new spark plugs
  • Test drive the vehicle to make sure it’s working properly

How important is it to get my spark plugs replaced?

Spark plugs that are worn enough to cause engine misfiring have the ability to cause engine damage and catalytic converter overheating.
In most circumstances, spark plug failure will not prevent the engine from running, but in extreme cases, you may suffer a decrease in the speed at which you can drive. In any case, you should get your spark plugs examined if you believe there’s an issue with them.

How to find cheap car insurance

Check that you have the necessary insurance policy in place to accompany your car’s upkeep. Jerry makes finding low-cost car insurance easier than ever.
The Jerry app, a registered broker that provides end-to-end service, gathers reasonable rates, assists you in switching plans, and will even help you cancel your old policy. You’ll receive new competitive quotes prior to each policy renewal—so you always have the greatest coverage at the best price.
Basically, it’s all of the savings with none of the hassles!
Keep in mind that your location is another factor that determines the final cost of repairs. Areas with higher cost of living will usually have more expensive car repair services, especially if there’s less local competition. Check out the table below for an estimate of what Smart drivers pay in different cities.
CityCarTotal Cost EstimateParts CostLabor CostAverage Dealer PriceEstimated Service Duration
Jerry doesn’t just offer fair price repair estimates for Smart drivers! Our team of writers has collected everything you need to know for every car. Here’s how much the repair costs for some popular cars:
CarTotal Cost EstimateParts CostLabor CostAverage Dealer PriceEstimated Service Duration
LTD Crown Victoria
The cost of repairs might vary depending on which Smart you drive, but there’s an easy way to save money for the services you need! Just download the Jerry app for help lowering your insurance premiums. In less than 45 seconds, Jerry collects all of your information from your existing insurer. Choose from competitive quotes from top insurance companies and Jerry takes care of the rest—securing your new policy and helping you cancel your old one upon request.
With an average annual savings of $887, Jerry can help you free up funds for the repairs your Smart’s needs.