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International Automotive Technicians Network
Testing coolant acidity
Posted to Technical Tips Forum on 8/21/2020 36 Replies

How do you test engine coolant? Does anyone bother these days? What do you use?

A Hydrometer? I find these often missing or broken. Once upon a time, they were popular.

Refractometer? Now that is an expensive tool last I checked. Many techs don't know how ... Login to read more.

36 Replies Received (View Replies)