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Re: Yellow Pasty Deposit in Air Dryer Purge Valve
Posted to HD/Fleet Forum on 8/24/2020

The paste does not feel very greasy. I have not taken the dessicant cartridge off yet. There might be coolant mixing with the compressed air in the compressor. As mentioned earlier we just got the truck. There is a (aftermarket) label on the surge tank stating... Login to read more.