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Re: How small of a leak will dye show?
Posted to HVAC Forum on 6/3/2019 1 Reply

Yes, the radiator obscures the view on it’s side, and the grille/bumper cover obscured the other side. Especially the newest trucks with the grille shutters.

Now that you know where to test, though, a decent leak detector will pick it up pretty easily. Login to read more.

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