RAM 1500 Hemi owners...MDS or not?

steveinaz · 2020-01-21 16:24:30

I did a comparison on a 500 mile drive (one-way) this weekend to see what the difference would be in gas mileage allowing MDS to work, then disabling MDS on the trip back. MDS allows the engine to shut down 4 cylinders to conserve gasoline---at least that is the claim. Traffic both ways was normal; no backups, fairly…

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mhardy6647 Posts: 33,942

January 2020

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