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what is a tune up on a car

1 Answers
SanAugust
12/18/25 10:05am

A car tune-up is a maintenance procedure to inspect, clean, and replace engine components to improve performance and efficiency, though the term is largely a carry-over from the pre-computer era. To ensure the engine receives the correct proportions of air, fuel, and spark, modern tune-ups often involve replacing spark plugs, air and fuel filters, and performing fuel system or throttle body cleaning.

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