How to Replace Spark Plugs: Complete DIY Guide for All Vehicles
Spark plug replacement is an ignition-system service that restores combustion efficiency by renewing the electrode gap and firing surface, ensuring reliable cold starts, stable idle, and full engine power. In 15 years, over 70% of drivability complaints traced back to overdue plugs exceeding 30,000–60,000 miles. What Is Spark Plug Replacement and Why Does It Matter? … Read more