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Re: QLS Blues
Posted to HD/Fleet Forum on 5/31/2025 2 Replies

they are 4 wire sensors, so they are smart sensors. Nothing you can do. Used to be ECM flashes you could use to get you by until they were available, Cummins took them down from what i know. Might be able to put into Cummins tech support to see if they will re... Login to read more.

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