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International Automotive Technicians Network
Re: What was a tune up and why are they irrelevant now?
Posted to Open Discussion Forum on 1/14/2022

A tune up was relevant many years ago and is still relevant today. But they are much different now as compared to those of the points and condenser days.

There is still a maintenance schedule for spark plugs usually around 100,000 miles. Just like the oil c... Login to read more.