How often should you change spark plugs and coils

Maintenance is key to long life from your vehicle—and here’s the scoop on its replacement parts and fluids.

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Cars are vehicles, vehicles are machines, and as machines, cars (and trucks, SUVs, vans, sedans, coupes, and most all other means of road-going conveyance) are all built of parts and components that will eventually wear out, wear down, and need replacement.

Further, many of the parts and components rely on a clean and fresh supply of fluid circulating within them to do their job properly.

Like the parts themselves, fluids typically have a lifespan — after which point they need to be flushed out, refilled and replaced as part of your vehicle’s long-term care needs.

Below, we’ll look at a variety of the commonly replaceable parts and fluids that require occasional attention, how often you might change or replace them, and what might happen if you don’t.

But first, a caveat: the information below is a guideline only.

Specific maintenance and replacement requirements vary widely from

how often should you change coil packs on a car

when should you change your coil packs