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International Automotive Technicians Network
Re: Extended Life Coolant Testing/Replacement
Posted to HD/Fleet Forum on 1/8/2022 2 Replies

Hi David

Diesel anti-freeze has an additive that prevents tiny air bubbles from forming in the system. The bubbles are formed from the vibrations of the engine combustion. THE AIR BUBBLES WILL BUT HOLES IN THE LINERS.I have had it happen to me. The anti-free... Login to read more.

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