Posted on 9/4/2025
Honda cars are known for their reliability, but getting best service out of your Honda requires regular maintenance. One such maintenance item, fortunately an infrequent one, is spark plugs replacement. At South Denver Automotive many of our Honda drivers ask: “When do I need to change my spark plugs?” Here’s what you need to know. Most newer Honda vehicles recommend spark plug replacement around 60,000 to 100,000 miles, depending on the plug type (newer models often come with iridium spark plugs, which can last 3 times longer than the copper ones). You can check your Honda Owner’s Manual for the exact mileage interval, or have South Denver Automotive look up last time your vehicle had spark plugs changed. If you have cause for concern, we can examine the spark plugs and see if they need to be replaced. Symptoms that would indicate that spark plugs need to be physically inspected and (likely) replaced include: Hard starts or delayed ignition Decreased fuel e ... read more