Blown Out Spark Plug Repair at Ace Auto Repair Shop, Utah

The spark plug may be small, but it plays a crucial role in your car’s engine. When it becomes blown out, however, it can cause major problems. This guide will delve into the ins and outs of repairing a blown-out spark plug

Don't let a blown out spark plug interrupt your journey. Trust the experts at Ace Auto Repair in Utah for prompt and professional repairs. Contact us today to schedule an appointment and get your free repair quote.

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The Basics of a Spark Plug

A spark plug, though small in size, is a crucial component of your car's engine. Its primary function is to ignite the air and fuel mixture inside the combustion chamber. This spark initiates a process that ultimately powers the engine and propels your car.

However, if a spark plug blows out, it disrupts this finely tuned process leading to several possible issues. One of the most common problems is engine misfire, where the engine runs unevenly or "misses" its firing sequence. This misfire can cause a noticeable decrease in your car's performance and fuel efficiency. In more severe cases, a blown out spark plug can lead to significant engine damage. It's therefore vital to address any spark plug issues promptly to prevent more serious - and potentially expensive - problems down the line.

Recognizing the Symptoms of a Blown-Out Spark Plug

Unusual Engine Sounds

A blown out spark plug often presents specific symptoms—and sound is one of the most noticeable. You might hear a distinct noise, typically a loud pop or bang emanating from your engine area. This is usually followed by a repetitive chugging or puttering sound, indicating something is amiss.

Noticeable Loss in Engine Power

Another prominent symptom of a blown out spark plug is a discernible loss of engine power. Your vehicle might struggle to accelerate or you may notice a decrease in its overall performance. This loss of power is a clear sign that your engine isn't operating at its optimum, which could be due to a blown out spark plug.

Increased Fuel Consumption

As your engine works harder to compensate for a blown out spark plug, you may witness a significant increase in fuel consumption. The engine tries to balance the lack of spark in one cylinder by using more fuel, leading to reduced fuel efficiency—a symptom you'll feel in your wallet.

Uneven Engine Idling

Lastly, a blown out spark plug could lead to uneven, rough engine idling. In normal conditions, your engine maintains a steady, rhythmic idle when your vehicle is stationary. If a spark plug blows out, the engine may idle inconsistently, creating a jumpy, sputtery rhythm, further indicating potential spark plug issues.

Blown Out Spark Plugs Across Various Car Models


Ford vehicles, particularly certain models of the Ford F-150, have been known to experience blown out spark plug issues. This usually requires rethreading the cylinder head and replacing the spark plug and coil-on-plug assembly.


A blown-out spark plug in Chevrolet vehicles could lead to an engine misfire. Chevrolet owners should be aware of the potential for this issue, particularly in older models. A professional mechanic can handle this repair, often involving replacing the spark plug and the ignition coil.

Mini Cooper

Mini Coopers, known for their compact design and peppy engines, aren't immune to spark plug problems. A blown-out spark plug in a Mini Cooper can create a rough ride and decrease the engine's performance. Replacing the spark plug and possibly the cylinder head are likely solutions.


Due to the unique engine design, Ford Excursions, specifically those with a Triton V10 engine, sometimes experience blown spark plug issues. Professional repair involves rethreading the cylinder head and replacing the failed spark plug and ignition coil.


In Dodge vehicles, particularly the Dodge Ram, a blown spark plug might cause the engine light to activate and the engine to misfire. In addition to replacing the spark plug, a compression test may be necessary to check for additional engine damage.


Although renowned for their durability, Honda vehicles can nonetheless experience blown spark plugs. A blown-out spark plug in a Honda could cause noticeable engine performance issues. Replacement of the spark plug and ignition coil, along with a thorough engine inspection, is a common repair route.

A blown spark plug is a serious issue that requires immediate attention. It's always recommended to consult with a professional mechanic to assess the damage and perform the necessary repairs. At Ace Auto Repair, we specialize in blown-out spark plug repairs for all these models and more. Trust in our expertise to get your car back on the road in no time.

Ace Auto Repair: Your Expert for Blown Out Spark Plug Problems in Utah

Experiencing difficulties with a blown out spark plug in Utah? Trust the experts at Ace Auto Repair. We have the skills and tools necessary to diagnose and repair this issue quickly and effectively.

The Repair Process for a Blown Out Spark Plug

A blown out spark plug repair typically involves removing the damaged spark plug and cleaning the cylinder head threads. In some cases, a coil-on-plug ignition coil and boot may also need to be replaced.

The Cost of Repairing a Blown-Out Spark Plug

The blown out spark plug repair cost varies depending on your vehicle and the extent of the damage. However, at Ace Auto Repair, we offer free auto repair quotes to help you understand potential costs upfront.

Don't Ignore a Blown-Out Spark Plug

Ignoring the signs of a blown out spark plug can lead to serious engine damage over time. If you notice any symptoms, it's crucial to have them checked by a professional.

Don't let a blown out spark plug leave you stranded. If you're experiencing issues, turn to the trusted professionals at Ace Auto Repair in Utah. We're equipped to handle the diagnosis and repair of a blown out spark plug, ensuring your vehicle operates at its best. Contact us at (801) 803-6016 to schedule an appointment and get your free auto repair quote today. And while you're there, don't forget to ask about our loyalty program for oil changes and save some money. 

Trust your car in the hands of Ace Auto Repair – quality service you can rely on.

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