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Re: HINO 258LP LOW HEAT
Posted to HD/Fleet Forum on 1/5/2018 1 Reply

I think there is a filter of sorts. More like a screen. One for recirculated air should be under the dash on the passenger side. That one unclips easily, two little tabs that squeeze together, then it pulls down. The other for fresh air is outside the truck, b... Login to read more.

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