
Signs Your Spark Plugs Are Failing - How to Spot Bad Spark Plug Symptoms
Discover the key signs of failing spark plugs, why they happen, how to diagnose them, and step‑by‑step replacement tips to keep your engine running smoothly.
Discover the key signs of failing spark plugs, why they happen, how to diagnose them, and step‑by‑step replacement tips to keep your engine running smoothly.
You can limp a short distance with bad spark plugs-but it risks misfires, catalytic converter damage, and higher fuel use. Learn how far, safe steps, and quick fixes.
Driving with bad spark plugs can seriously mess with your engine’s health and your wallet. You’ll notice things like rough starts, weird noises, and much worse gas mileage. Ignoring the problem only makes it more expensive down the line. The article walks you through what actually happens under the hood, easy signs to spot, and practical tips to avoid bigger headaches. If you own a car, these details can save you real money.